#![cfg(all(feature = "python", feature = "pypi"))]

use std::iter;
use std::path::PathBuf;
use std::process::Command;

use anyhow::{bail, Context, Result};
use assert_cmd::prelude::*;
use assert_fs::prelude::*;
use assert_fs::TempDir;
use indoc::indoc;
use insta_cmd::_macro_support::insta;
use insta_cmd::{assert_cmd_snapshot, get_cargo_bin};

use common::{create_venv_py312, BIN_NAME, INSTA_FILTERS};

mod common;

// Exclude any packages uploaded after this date.
static EXCLUDE_NEWER: &str = "2023-11-18T12:00:00Z";

/// Resolve a specific version of Django from a `requirements.in` file.
#[test]
fn compile_requirements_in() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("django==5.0b1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        asgiref==3.7.2
            # via django
        django==5.0b1
        sqlparse==0.4.4
            # via django

        ----- stderr -----
        Resolved 3 packages in [TIME]
        "###);
    });

    Ok(())
}

#[test]
fn missing_requirements_in() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let requirements_in = temp_dir.child("requirements.in");

    assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
        .arg("pip-compile")
        .arg("requirements.in")
        .arg("--cache-dir")
        .arg(cache_dir.path())
        .current_dir(&temp_dir), @r###"
    success: false
    exit_code: 2
    ----- stdout -----

    ----- stderr -----
    error: failed to open file `requirements.in`
      Caused by: No such file or directory (os error 2)
    "###);

    requirements_in.assert(predicates::path::missing());

    Ok(())
}

#[test]
fn missing_venv() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = temp_dir.child(".venv");

    assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
        .arg("pip-compile")
        .arg("requirements.in")
        .arg("--cache-dir")
        .arg(cache_dir.path())
        .env("VIRTUAL_ENV", venv.as_os_str())
        .current_dir(&temp_dir), @r###"
    success: false
    exit_code: 2
    ----- stdout -----

    ----- stderr -----
    error: failed to open file `requirements.in`
      Caused by: No such file or directory (os error 2)
    "###);

    venv.assert(predicates::path::missing());

    Ok(())
}

/// Resolve a specific version of Django from a `pyproject.toml` file.
#[test]
fn compile_pyproject_toml() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = [
    "django==5.0b1",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile pyproject.toml --cache-dir [CACHE_DIR]
        asgiref==3.7.2
            # via django
        django==5.0b1
        sqlparse==0.4.4
            # via django

        ----- stderr -----
        Resolved 3 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a package from a `requirements.in` file, with a `constraints.txt` file.
#[test]
fn compile_constraints_txt() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("django==5.0b1")?;

    let constraints_txt = temp_dir.child("constraints.txt");
    constraints_txt.write_str("sqlparse<0.4.4")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--constraint")
            .arg("constraints.txt")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --constraint constraints.txt --cache-dir [CACHE_DIR]
        asgiref==3.7.2
            # via django
        django==5.0b1
        sqlparse==0.4.3
            # via django

        ----- stderr -----
        Resolved 3 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a package from a `requirements.in` file, with an inline constraint.
#[test]
fn compile_constraints_inline() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("django==5.0b1")?;
    requirements_in.write_str("-c constraints.txt")?;

    let constraints_txt = temp_dir.child("constraints.txt");
    constraints_txt.write_str("sqlparse<0.4.4")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]

        ----- stderr -----
        Resolved 0 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a package from a `requirements.in` file, with a `constraints.txt` file that
/// uses markers.
#[test]
fn compile_constraints_markers() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("anyio")?;

    // Constrain a transitive dependency based on the Python version
    let constraints_txt = temp_dir.child("constraints.txt");
    // If constraints are ignored, these will conflict
    constraints_txt.write_str("sniffio==1.2.0;python_version<='3.7'")?;
    constraints_txt.write_str("sniffio==1.3.0;python_version>'3.7'")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--constraint")
            .arg("constraints.txt")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --constraint constraints.txt --cache-dir [CACHE_DIR]
        anyio==4.0.0
        idna==3.4
            # via anyio
        sniffio==1.3.0
            # via anyio

        ----- stderr -----
        Resolved 3 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a package from an optional dependency group in a `pyproject.toml` file.
#[test]
fn compile_pyproject_toml_extra() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = []
optional-dependencies.foo = [
    "django==5.0b1",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--extra")
            .arg("foo")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile pyproject.toml --extra foo --cache-dir [CACHE_DIR]
        asgiref==3.7.2
            # via django
        django==5.0b1
        sqlparse==0.4.4
            # via django

        ----- stderr -----
        Resolved 3 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a package from an extra with unnormalized names in a `pyproject.toml` file.
#[test]
fn compile_pyproject_toml_extra_name_normalization() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = []
optional-dependencies."FrIeNdLy-._.-bArD" = [
    "django==5.0b1",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--extra")
            .arg("FRiENDlY-...-_-BARd")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile pyproject.toml --extra FRiENDlY-...-_-BARd --cache-dir [CACHE_DIR]
        asgiref==3.7.2
            # via django
        django==5.0b1
        sqlparse==0.4.4
            # via django

        ----- stderr -----
        Resolved 3 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Request an extra that does not exist as a dependency group in a `pyproject.toml` file.
#[test]
fn compile_pyproject_toml_extra_missing() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = []
optional-dependencies.foo = [
    "django==5.0b1",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--extra")
            .arg("bar")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: Requested extra not found: bar
        "###);
    });

    Ok(())
}

/// Request multiple extras that do not exist as a dependency group in a `pyproject.toml` file.
#[test]
fn compile_pyproject_toml_extras_missing() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = []
optional-dependencies.foo = [
    "django==5.0b1",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--extra")
            .arg("foo")
            .arg("--extra")
            .arg("bar")
            .arg("--extra")
            .arg("foobar")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: Requested extras not found: bar, foobar
        "###);
    });

    Ok(())
}

/// Request extras when using a `requirements.in` file which does not support extras.
#[test]
fn compile_requirements_file_extra() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("django==5.0b1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .arg("--all-extras")
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir),
            @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: Requesting extras requires a pyproject.toml input file.
        "###);
    });

    Ok(())
}

/// Request an extra with a name that does not conform to the specification.
#[test]
fn invalid_extra_name() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = []
optional-dependencies.foo = [
    "django==5.0b1",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--extra")
            .arg("invalid name!")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: invalid value 'invalid name!' for '--extra <EXTRA>': Extra names must start and end with a letter or digit and may only contain -, _, ., and alphanumeric characters

        For more information, try '--help'.
        "###);
    });

    Ok(())
}

/// Resolve a specific version of Black at Python 3.12.
#[test]
fn compile_python_312() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("black==23.10.1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--python-version")
            .arg("3.12")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --python-version 3.12 --cache-dir [CACHE_DIR]
        black==23.10.1
        click==8.1.7
            # via black
        mypy-extensions==1.0.0
            # via black
        packaging==23.2
            # via black
        pathspec==0.11.2
            # via black
        platformdirs==4.0.0
            # via black

        ----- stderr -----
        Resolved 6 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific version of Black at Python 3.7.
#[test]
fn compile_python_37() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("black==23.10.1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--python-version")
            .arg("3.7")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ Because there is no version of Python available matching >=3.8 and
              black==23.10.1 depends on Python>=3.8, black==23.10.1 is forbidden.
              And because root depends on black==23.10.1, version solving failed.
        "###);
    });

    Ok(())
}

/// Resolve a specific version of Black against an invalid Python version.
#[test]
fn compile_python_invalid_version() -> Result<()> {
    let temp_dir = TempDir::new()?;

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("black==23.10.1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--python-version")
            .arg("3.7.x")
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: invalid value '3.7.x' for '--python-version <PYTHON_VERSION>': after parsing 3.7, found ".x" after it, which is not part of a valid version

        For more information, try '--help'.
        "###);
    });

    Ok(())
}

/// Resolve a specific version of Black against an invalid Python version.
#[test]
fn compile_python_dev_version() -> Result<()> {
    let temp_dir = TempDir::new()?;

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("black==23.10.1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--python-version")
            .arg("3.7-dev")
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: invalid value '3.7-dev' for '--python-version <PYTHON_VERSION>': Python version 3.7-dev is a development release

        For more information, try '--help'.
        "###);
    });

    Ok(())
}

/// Test that we select the last 3.8 compatible numpy version instead of trying to compile an
/// incompatible sdist <https://github.com/astral-sh/puffin/issues/388>
#[test]
fn compile_numpy_py38() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = temp_dir.child(".venv");

    Command::new(get_cargo_bin(BIN_NAME))
        .arg("venv")
        .arg(venv.as_os_str())
        .arg("--cache-dir")
        .arg(cache_dir.path())
        .arg("--python")
        .arg("python3.8")
        .current_dir(&temp_dir)
        .assert()
        .success();
    venv.assert(predicates::path::is_dir());
    let venv = venv.to_path_buf();

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("numpy")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .arg("--no-build")
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        numpy==1.24.4

        ----- stderr -----
        Resolved 1 package in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask wheel via a URL dependency.
#[test]
fn compile_wheel_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask source distribution via a URL dependency.
#[test]
fn compile_sdist_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ https://files.pythonhosted.org/packages/d8/09/c1a7354d3925a3c6c8cfdebf4245bae67d633ffda1ba415add06ffc839c5/flask-3.0.0.tar.gz")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ https://files.pythonhosted.org/packages/d8/09/c1a7354d3925a3c6c8cfdebf4245bae67d633ffda1ba415add06ffc839c5/flask-3.0.0.tar.gz
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask source distribution via a Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_https_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ git+https://github.com/pallets/flask.git")?;

    // In addition to the standard filters, remove the `main` commit, which will change frequently.
    let filters: Vec<_> = iter::once((r"@(\d|\w){40}", "@[COMMIT]"))
        .chain(INSTA_FILTERS.to_vec())
        .collect();

    insta::with_settings!({
        filters => filters
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ git+https://github.com/pallets/flask.git@[COMMIT]
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask branch via a Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_branch_https_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ git+https://github.com/pallets/flask.git@1.0.x")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        click==8.1.7
            # via flask
        flask @ git+https://github.com/pallets/flask.git@d92b64aa275841b0c9aea3903aba72fbc4275d91
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 6 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask tag via a Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_tag_https_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ git+https://github.com/pallets/flask.git@3.0.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ git+https://github.com/pallets/flask.git@735a4701d6d5e848241e7d7535db898efb62d400
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask commit via a Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_long_commit_https_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str(
        "flask @ git+https://github.com/pallets/flask.git@d92b64aa275841b0c9aea3903aba72fbc4275d91",
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        click==8.1.7
            # via flask
        flask @ git+https://github.com/pallets/flask.git@d92b64aa275841b0c9aea3903aba72fbc4275d91
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 6 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask commit via a Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_short_commit_https_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ git+https://github.com/pallets/flask.git@d92b64a")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        click==8.1.7
            # via flask
        flask @ git+https://github.com/pallets/flask.git@d92b64aa275841b0c9aea3903aba72fbc4275d91
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 6 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Flask ref via a Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_refs_https_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in
        .write_str("flask @ git+https://github.com/pallets/flask.git@refs/pull/5313/head")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ git+https://github.com/pallets/flask.git@7af0271f4703a71beef8e26d1f5f6f8da04100e6
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a specific Git dependency with a subdirectory.
#[test]
#[cfg(feature = "git")]
fn compile_git_subdirectory_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("example-pkg-a @ git+https://github.com/pypa/sample-namespace-packages.git@df7530eeb8fa0cb7dbb8ecb28363e8e36bfa2f45#subdirectory=pkg_resources/pkg_a")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        example-pkg-a @ git+https://github.com/pypa/sample-namespace-packages.git@df7530eeb8fa0cb7dbb8ecb28363e8e36bfa2f45#subdirectory=pkg_resources/pkg_a

        ----- stderr -----
        Resolved 1 package in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve two packages from a `requirements.in` file with the same Git HTTPS dependency.
#[test]
#[cfg(feature = "git")]
fn compile_git_concurrent_access() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in
        .write_str("example-pkg-a @ git+https://github.com/pypa/sample-namespace-packages.git@df7530eeb8fa0cb7dbb8ecb28363e8e36bfa2f45#subdirectory=pkg_resources/pkg_a\nexample-pkg-b @ git+https://github.com/pypa/sample-namespace-packages.git@df7530eeb8fa0cb7dbb8ecb28363e8e36bfa2f45#subdirectory=pkg_resources/pkg_b")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        example-pkg-a @ git+https://github.com/pypa/sample-namespace-packages.git@df7530eeb8fa0cb7dbb8ecb28363e8e36bfa2f45#subdirectory=pkg_resources/pkg_a
        example-pkg-b @ git+https://github.com/pypa/sample-namespace-packages.git@df7530eeb8fa0cb7dbb8ecb28363e8e36bfa2f45#subdirectory=pkg_resources/pkg_b

        ----- stderr -----
        Resolved 2 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a Git dependency with a declared name that differs from the true name of the package.
#[test]
#[cfg(feature = "git")]
fn compile_git_mismatched_name() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in
        .write_str("flask @ git+https://github.com/pallets/flask.git@2.0.0\ndask @ git+https://github.com/pallets/flask.git@3.0.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: Failed to download and build: dask @ git+https://github.com/pallets/flask.git@3.0.0
          Caused by: Package metadata name `flask` does not match given name `dask`
        "###);
    });

    Ok(())
}

/// Request Flask, but include a URL dependency for Werkzeug, which should avoid adding a
/// duplicate dependency from `PyPI`.
#[test]
fn mixed_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask==3.0.0\nwerkzeug @ https://files.pythonhosted.org/packages/c3/fc/254c3e9b5feb89ff5b9076a23218dafbc99c96ac5941e900b71206e6313b/werkzeug-3.0.1-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask==3.0.0
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug @ https://files.pythonhosted.org/packages/c3/fc/254c3e9b5feb89ff5b9076a23218dafbc99c96ac5941e900b71206e6313b/werkzeug-3.0.1-py3-none-any.whl
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Request Werkzeug via both a version and a URL dependency at a _different_ version, which
/// should result in a conflict.
#[test]
fn conflicting_direct_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("werkzeug==3.0.0\nwerkzeug @ https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ Because there is no version of werkzeug available matching ==3.0.0 and
              root depends on werkzeug==3.0.0, version solving failed.
        "###);
    });

    Ok(())
}

/// Request Werkzeug via both a version and a URL dependency at _the same_ version, which
/// should prefer the direct URL dependency.
#[test]
fn compatible_direct_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("werkzeug==2.0.0\nwerkzeug @ https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        werkzeug @ https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl

        ----- stderr -----
        Resolved 1 package in [TIME]
        "###);
    });

    Ok(())
}

/// Request Werkzeug via two different URLs at different versions, which should result in a conflict.
#[test]
fn conflicting_repeated_url_dependency_version_mismatch() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("werkzeug @ https://files.pythonhosted.org/packages/bd/24/11c3ea5a7e866bf2d97f0501d0b4b1c9bbeade102bb4b588f0d2919a5212/Werkzeug-2.0.1-py3-none-any.whl\nwerkzeug @ https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ root dependencies are unusable: Conflicting URLs for package `werkzeug`:
              - https://files.pythonhosted.org/packages/bd/24/11c3ea5a7e866bf2d97f0501d0b4b1c9bbeade102bb4b588f0d2919a5212/Werkzeug-2.0.1-py3-none-any.whl
              - https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl
        "###);
    });

    Ok(())
}

/// Request Werkzeug via two different URLs at the same version. Despite mapping to the same
/// version, it should still result in a conflict.
#[test]
#[cfg(feature = "git")]
fn conflicting_repeated_url_dependency_version_match() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("werkzeug @ git+https://github.com/pallets/werkzeug.git@2.0.0\nwerkzeug @ https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ root dependencies are unusable: Conflicting URLs for package `werkzeug`:
              - git+https://github.com/pallets/werkzeug.git@2.0.0
              - https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl
        "###);
    });

    Ok(())
}

/// Request Flask, but include a URL dependency for a conflicting version of Werkzeug.
#[test]
fn conflicting_transitive_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask==3.0.0\nwerkzeug @ https://files.pythonhosted.org/packages/ff/1d/960bb4017c68674a1cb099534840f18d3def3ce44aed12b5ed8b78e0153e/Werkzeug-2.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ Because flask==3.0.0 depends on werkzeug>=3.0.0 and there is no version
              of werkzeug available matching >=3.0.0, flask==3.0.0 is forbidden.
              And because root depends on flask==3.0.0, version solving failed.
        "###);
    });

    Ok(())
}

/// Request `transitive_url_dependency`, which depends on `git+https://github.com/pallets/werkzeug@2.0.0`.
/// Since this URL isn't declared upfront, we should reject it.
#[test]
#[cfg(feature = "git")]
fn disallowed_transitive_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("transitive_url_dependency @ https://github.com/astral-sh/ruff/files/13257454/transitive_url_dependency.zip")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: Package `werkzeug` attempted to resolve via URL: git+https://github.com/pallets/werkzeug@2.0.0. URL dependencies must be expressed as direct requirements or constraints. Consider adding `werkzeug @ git+https://github.com/pallets/werkzeug@2.0.0` to your dependencies or constraints file.
        "###);
    });

    Ok(())
}

/// Request `transitive_url_dependency`, which depends on `git+https://github.com/pallets/werkzeug@2.0.0`.
/// Since this URL is declared as a constraint, we should accept it.
#[test]
#[cfg(feature = "git")]
fn allowed_transitive_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("transitive_url_dependency @ https://github.com/astral-sh/ruff/files/13257454/transitive_url_dependency.zip")?;

    let constraints_txt = temp_dir.child("constraints.txt");
    constraints_txt.write_str("werkzeug @ git+https://github.com/pallets/werkzeug@2.0.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--constraint")
            .arg("constraints.txt")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --constraint constraints.txt --cache-dir [CACHE_DIR]
        transitive-url-dependency @ https://github.com/astral-sh/ruff/files/13257454/transitive_url_dependency.zip
        werkzeug @ git+https://github.com/pallets/werkzeug@af160e0b6b7ddd81c22f1652c728ff5ac72d5c74
            # via transitive-url-dependency

        ----- stderr -----
        Resolved 2 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Request `transitive_url_dependency`, which depends on `git+https://github.com/pallets/werkzeug@2.0.0`.
/// Since this `git+https://github.com/pallets/werkzeug@2.0.0.git` is declared as a constraint, and
/// those map to the same canonical URL, we should accept it.
#[test]
#[cfg(feature = "git")]
fn allowed_transitive_canonical_url_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("transitive_url_dependency @ https://github.com/astral-sh/ruff/files/13257454/transitive_url_dependency.zip")?;

    let constraints_txt = temp_dir.child("constraints.txt");
    constraints_txt.write_str("werkzeug @ git+https://github.com/pallets/werkzeug.git@2.0.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--constraint")
            .arg("constraints.txt")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --constraint constraints.txt --cache-dir [CACHE_DIR]
        transitive-url-dependency @ https://github.com/astral-sh/ruff/files/13257454/transitive_url_dependency.zip
        werkzeug @ git+https://github.com/pallets/werkzeug@af160e0b6b7ddd81c22f1652c728ff5ac72d5c74
            # via transitive-url-dependency

        ----- stderr -----
        Resolved 2 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve packages from all optional dependency groups in a `pyproject.toml` file.
#[test]
fn compile_pyproject_toml_all_extras() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = ["django==5.0b1"]
optional-dependencies.foo = [
    "anyio==4.0.0",
]
optional-dependencies.bar = [
    "httpcore==0.18.0",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--all-extras")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile pyproject.toml --all-extras --cache-dir [CACHE_DIR]
        anyio==4.0.0
            # via httpcore
        asgiref==3.7.2
            # via django
        certifi==2023.11.17
            # via httpcore
        django==5.0b1
        h11==0.14.0
            # via httpcore
        httpcore==0.18.0
        idna==3.4
            # via anyio
        sniffio==1.3.0
            # via
            #   anyio
            #   httpcore
        sqlparse==0.4.4
            # via django

        ----- stderr -----
        Resolved 9 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve packages from all optional dependency groups in a `pyproject.toml` file.
#[test]
fn compile_does_not_allow_both_extra_and_all_extras() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "project"
dependencies = ["django==5.0b1"]
optional-dependencies.foo = [
    "anyio==4.0.0",
]
optional-dependencies.bar = [
    "httpcore==0.18.0",
]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--all-extras")
            .arg("--extra")
            .arg("foo")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir),
            @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: the argument '--all-extras' cannot be used with '--extra <EXTRA>'

        Usage: puffin pip-compile --all-extras --cache-dir [CACHE_DIR]

        For more information, try '--help'.
        "###);
    });

    Ok(())
}

/// Compile requirements that cannot be solved due to conflict in a `pyproject.toml` fil;e.
#[test]
fn compile_unsolvable_requirements() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "my-project"
dependencies = ["django==5.0b1", "django==5.0a1"]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ my-project dependencies are unusable: Conflicting versions for `django`:
              `django==5.0b1` does not intersect with `django==5.0a1`
        "###);
    });

    Ok(())
}

/// Compile requirements in a `pyproject.toml` file that cannot be resolved due to
/// a requirement with a version that is not available online.
#[test]
fn compile_unsolvable_requirements_version_not_available() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let pyproject_toml = temp_dir.child("pyproject.toml");
    pyproject_toml.write_str(
        r#"[build-system]
requires = ["setuptools", "wheel"]

[project]
name = "my-project"
dependencies = ["django==300.1.4"]
"#,
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("pyproject.toml")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ Because there is no version of django available matching ==300.1.4 and
              my-project depends on django==300.1.4, version solving failed.
        "###);
    });

    Ok(())
}

/// Resolve at a specific time in the past
#[test]
fn compile_exclude_newer() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("tqdm")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--exclude-newer")
            // 4.64.0: 2022-04-04T01:48:46.194635Z1
            // 4.64.1: 2022-09-03T11:10:27.148080Z
            .arg("2022-04-04T12:00:00Z")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --exclude-newer 2022-04-04T12:00:00Z --cache-dir [CACHE_DIR]
        tqdm==4.64.0

        ----- stderr -----
        Resolved 1 package in [TIME]
        "###);
    });

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        // Use a date as input instead.
        // We interpret a date as including this day
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--exclude-newer")
            .arg("2022-04-04")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --exclude-newer 2022-04-04 --cache-dir [CACHE_DIR]
        tqdm==4.64.0

        ----- stderr -----
        Resolved 1 package in [TIME]
        "###);
        });

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        // Check the error message for invalid datetime
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--exclude-newer")
            .arg("2022-04-04+02:00")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: invalid value '2022-04-04+02:00' for '--exclude-newer <EXCLUDE_NEWER>': Neither a valid date (trailing input) not a valid datetime (input contains invalid characters)

        For more information, try '--help'.
        "###);
    });

    Ok(())
}

/// Resolve a local path dependency on a specific wheel.
#[test]
fn compile_wheel_path_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    // Download a wheel.
    let response = reqwest::blocking::get("https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl")?;
    let flask_wheel = temp_dir.child("flask-3.0.0-py3-none-any.whl");
    let mut flask_wheel_file = std::fs::File::create(&flask_wheel)?;
    std::io::copy(&mut response.bytes()?.as_ref(), &mut flask_wheel_file)?;

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str(&format!("flask @ file://{}", flask_wheel.path().display()))?;

    // In addition to the standard filters, remove the temporary directory from the snapshot.
    let filters: Vec<_> = iter::once((r"file://.*/", "file://[TEMP_DIR]/"))
        .chain(INSTA_FILTERS.to_vec())
        .collect();

    insta::with_settings!({
        filters => filters
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ file://[TEMP_DIR]/flask-3.0.0-py3-none-any.whl
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a local path dependency on a specific source distribution.
#[test]
fn compile_source_distribution_path_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    // Download a source distribution.
    let response = reqwest::blocking::get("https://files.pythonhosted.org/packages/d8/09/c1a7354d3925a3c6c8cfdebf4245bae67d633ffda1ba415add06ffc839c5/flask-3.0.0.tar.gz")?;
    let flask_wheel = temp_dir.child("flask-3.0.0.tar.gz");
    let mut flask_wheel_file = std::fs::File::create(&flask_wheel)?;
    std::io::copy(&mut response.bytes()?.as_ref(), &mut flask_wheel_file)?;

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str(&format!("flask @ file://{}", flask_wheel.path().display()))?;

    // In addition to the standard filters, remove the temporary directory from the snapshot.
    let filters: Vec<_> = iter::once((r"file://.*/", "file://[TEMP_DIR]/"))
        .chain(INSTA_FILTERS.to_vec())
        .collect();

    insta::with_settings!({
        filters => filters
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ file://[TEMP_DIR]/flask-3.0.0.tar.gz
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a local path dependency to a non-existent file.
#[test]
fn compile_wheel_path_dependency_missing() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ file:///path/to/flask-3.0.0-py3-none-any.whl")?;

    // In addition to the standard filters, remove the temporary directory from the snapshot.
    let filters: Vec<_> = iter::once((r"file://.*/", "file://[TEMP_DIR]/"))
        .chain(INSTA_FILTERS.to_vec())
        .collect();

    insta::with_settings!({
        filters => filters
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 2
        ----- stdout -----

        ----- stderr -----
        error: Unable to locate distribution at: file://[TEMP_DIR]/flask-3.0.0-py3-none-any.whl
          Caused by: No such file or directory (os error 2)
        "###);
    });

    Ok(())
}

/// Resolve a yanked version of `attrs` by specifying the version directly.
#[test]
fn compile_yanked_version_direct() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("attrs==21.1.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        attrs==21.1.0

        ----- stderr -----
        Resolved 1 package in [TIME]
        "###);
    });

    Ok(())
}

/// Fail to resolve `attrs` due to the indirect use of a yanked version (`21.1.0`).
#[test]
fn compile_yanked_version_indirect() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("attrs>20.3.0,<21.2.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: false
        exit_code: 1
        ----- stdout -----

        ----- stderr -----
          × No solution found when resolving dependencies:
          ╰─▶ Because there is no version of attrs available matching >20.3.0, <21.2.0
              and root depends on attrs>20.3.0, <21.2.0, version solving failed.
        "###);
    });

    Ok(())
}

/// Flask==3.0.0 depends on Werkzeug>=3.0.0. Demonstrate that we can override this
/// requirement with an incompatible version.
#[test]
fn override_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask==3.0.0")?;

    let overrides_txt = temp_dir.child("overrides.txt");
    overrides_txt.write_str("werkzeug==2.3.0")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--override")
            .arg("overrides.txt")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --override overrides.txt --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask==3.0.0
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==2.3.0
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Black==23.10.1 depends on tomli>=1.1.0 for Python versions below 3.11. Demonstrate that we can
/// override it with a multi-line override.
#[test]
fn override_multi_dependency() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("black==23.10.1")?;

    let overrides_txt = temp_dir.child("overrides.txt");
    overrides_txt.write_str(
        "tomli>=1.1.0; python_version >= '3.11'\ntomli<1.0.0; python_version < '3.11'",
    )?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--override")
            .arg("overrides.txt")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --override overrides.txt --cache-dir [CACHE_DIR]
        black==23.10.1
        click==8.1.7
            # via black
        mypy-extensions==1.0.0
            # via black
        packaging==23.2
            # via black
        pathspec==0.11.2
            # via black
        platformdirs==4.0.0
            # via black
        tomli==2.0.1
            # via black

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Request an extra that doesn't exist on the specified package.
#[test]
fn missing_registry_extra() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("black[tensorboard]==23.10.1")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        black==23.10.1
        click==8.1.7
            # via black
        mypy-extensions==1.0.0
            # via black
        packaging==23.2
            # via black
        pathspec==0.11.2
            # via black
        platformdirs==4.0.0
            # via black

        ----- stderr -----
        Resolved 6 packages in [TIME]
        warning: The package `black==23.10.1` does not have an extra named `tensorboard`.
        "###);
    });

    Ok(())
}

/// Request an extra that doesn't exist on the specified package.
#[test]
fn missing_url_extra() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask[tensorboard] @ https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        warning: The package `flask @ https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl` does not have an extra named `tensorboard`.
        "###);
    });

    Ok(())
}

/// Resolve a dependency from a URL, preserving the exact casing of the URL as specified in the
/// requirements file.
#[test]
fn preserve_url() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ https://files.PYTHONHOSTED.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ https://files.PYTHONHOSTED.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a dependency from a URL, preserving the unexpanded environment variable as specified in
/// the requirements file.
#[test]
fn preserve_env_var() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    // Download a wheel.
    let response = reqwest::blocking::get("https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl")?;
    let flask_wheel = temp_dir.child("flask-3.0.0-py3-none-any.whl");
    let mut flask_wheel_file = std::fs::File::create(flask_wheel)?;
    std::io::copy(&mut response.bytes()?.as_ref(), &mut flask_wheel_file)?;

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("flask @ file://${PROJECT_ROOT}/flask-3.0.0-py3-none-any.whl")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        blinker==1.7.0
            # via flask
        click==8.1.7
            # via flask
        flask @ file://${PROJECT_ROOT}/flask-3.0.0-py3-none-any.whl
        itsdangerous==2.1.2
            # via flask
        jinja2==3.1.2
            # via flask
        markupsafe==2.1.3
            # via
            #   jinja2
            #   werkzeug
        werkzeug==3.0.1
            # via flask

        ----- stderr -----
        Resolved 7 packages in [TIME]
        "###);
    });

    Ok(())
}

#[test]
#[cfg(feature = "maturin")]
fn compile_editable() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str(indoc! {r"
        -e ../../scripts/editable-installs/poetry_editable
        -e ../../scripts/editable-installs/maturin_editable
        boltons # normal dependency for comparison
        "
    })?;

    let filter_path = requirements_in.display().to_string();
    let filters = INSTA_FILTERS
        .iter()
        .chain(&[(filter_path.as_str(), "requirements.in")])
        .copied()
        .collect::<Vec<_>>();
    insta::with_settings!({
        filters => filters
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg(requirements_in.path())
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--exclude-newer")
            .arg(EXCLUDE_NEWER)
            .env("VIRTUAL_ENV", venv.as_os_str()), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        boltons==23.1.1
        -e ../../scripts/editable-installs/maturin_editable
        numpy==1.26.2
            # via poetry-editable
        -e ../../scripts/editable-installs/poetry_editable

        ----- stderr -----
        Built 2 editables in [TIME]
        Resolved 4 packages in [TIME]
        "###);
    });

    Ok(())
}

#[test]
#[ignore]
fn cache_errors_are_non_fatal() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    // No git dep, git has its own locking strategy
    requirements_in.write_str(indoc! {r"
        # pypi wheel
        pandas
        # url wheel
        flask @ https://files.pythonhosted.org/packages/36/42/015c23096649b908c809c69388a805a571a3bea44362fe87e33fc3afa01f/flask-3.0.0-py3-none-any.whl
        # url source dist
        werkzeug @ https://files.pythonhosted.org/packages/0d/cc/ff1904eb5eb4b455e442834dabf9427331ac0fa02853bf83db817a7dd53d/werkzeug-3.0.1.tar.gz
    "
    })?;

    // Pick a file from each kind of cache
    let interpreter_cache = cache_dir
        .path()
        .join("interpreter-v0")
        .read_dir()?
        .next()
        .context("Expected a python interpreter cache file")??
        .path();
    let cache_files = [
        PathBuf::from("simple-v0/pypi/numpy.msgpack"),
        PathBuf::from(
            "wheels-v0/pypi/python-dateutil/python_dateutil-2.8.2-py2.py3-none-any.msgpack",
        ),
        PathBuf::from("wheels-v0/url/4b8be67c801a7ecb/flask/flask-3.0.0-py3-none-any.msgpack"),
        PathBuf::from("built-wheels-v0/url/6781bd6440ae72c2/werkzeug/metadata.msgpack"),
        interpreter_cache,
    ];

    let check = || {
        insta::with_settings!({
            filters => INSTA_FILTERS.to_vec()
        }, {
            assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
                .arg("pip-compile")
                .arg(requirements_in.path())
                .arg("--cache-dir")
                .arg(cache_dir.path())
                .arg("--exclude-newer")
                .arg(EXCLUDE_NEWER)
                // It's sufficient to check that we resolve to a fix number of packages
                .stdout(std::process::Stdio::null())
                .env("VIRTUAL_ENV", venv.as_os_str()), @r###"
            success: true
            exit_code: 0
            ----- stdout -----

            ----- stderr -----
            Resolved 13 packages in [TIME]
            "###);
        });
    };

    insta::allow_duplicates! {
        check();

        // Replace some cache files with invalid contents
        for file in &cache_files {
            let file = cache_dir.join(file);
            if !file.is_file() {
                bail!("Missing cache file {}", file.display());
            }
            fs_err::write(file, "I borken you cache")?;
        }

        check();

        #[cfg(unix)]
        {
            use fs_err::os::unix::fs::OpenOptionsExt;

            // Make some files unreadable, so that the read instead of the deserialization will fail
            for file in cache_files {
                let file = cache_dir.join(file);
                if !file.is_file() {
                    bail!("Missing cache file {}", file.display());
                }

                fs_err::OpenOptions::new()
                    .create(true)
                    .write(true)
                    .mode(0o000)
                    .open(file)?;
            }
        }

        check();

        Ok(())
    }
}

/// Resolve a distribution from an HTML-only registry.
#[test]
fn compile_html() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("jinja2<=3.1.2")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--index-url")
            .arg("https://download.pytorch.org/whl")
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        jinja2==3.1.2
        markupsafe==2.1.3
            # via jinja2

        ----- stderr -----
        Resolved 2 packages in [TIME]
        "###);
    });

    Ok(())
}

/// Resolve a distribution from a registry with and without a trailing slash.
#[test]
fn trailing_slash() -> Result<()> {
    let temp_dir = TempDir::new()?;
    let cache_dir = TempDir::new()?;
    let venv = create_venv_py312(&temp_dir, &cache_dir);

    let requirements_in = temp_dir.child("requirements.in");
    requirements_in.write_str("jinja2")?;

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--index-url")
            .arg("https://test.pypi.org/simple")
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        jinja2==3.1.2
        markupsafe==2.1.3
            # via jinja2

        ----- stderr -----
        Resolved 2 packages in [TIME]
        "###);
    });

    insta::with_settings!({
        filters => INSTA_FILTERS.to_vec()
    }, {
        assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
            .arg("pip-compile")
            .arg("requirements.in")
            .arg("--cache-dir")
            .arg(cache_dir.path())
            .arg("--index-url")
            .arg("https://test.pypi.org/simple/")
            .env("VIRTUAL_ENV", venv.as_os_str())
            .current_dir(&temp_dir), @r###"
        success: true
        exit_code: 0
        ----- stdout -----
        # This file was autogenerated by Puffin v0.0.1 via the following command:
        #    puffin pip-compile requirements.in --cache-dir [CACHE_DIR]
        jinja2==3.1.2
        markupsafe==2.1.3
            # via jinja2

        ----- stderr -----
        Resolved 2 packages in [TIME]
        "###);
    });

    Ok(())
}