mirror of
https://github.com/astral-sh/ruff.git
synced 2025-09-27 20:42:10 +00:00
403 lines
10 KiB
Rust
403 lines
10 KiB
Rust
#![cfg(not(target_family = "wasm"))]
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#[cfg(unix)]
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use std::fs;
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#[cfg(unix)]
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use std::fs::Permissions;
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#[cfg(unix)]
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use std::os::unix::fs::{OpenOptionsExt, PermissionsExt};
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#[cfg(unix)]
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use std::path::Path;
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use std::process::Command;
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use std::str;
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#[cfg(unix)]
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use anyhow::Context;
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use anyhow::Result;
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#[cfg(unix)]
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use clap::Parser;
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use insta_cmd::{assert_cmd_snapshot, get_cargo_bin};
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#[cfg(unix)]
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use path_absolutize::path_dedot;
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#[cfg(unix)]
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use tempfile::TempDir;
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#[cfg(unix)]
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use ruff_cli::args::Args;
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#[cfg(unix)]
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use ruff_cli::run;
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const BIN_NAME: &str = "ruff";
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const STDIN_BASE_OPTIONS: &[&str] = &["--isolated", "--no-cache", "-", "--format", "text"];
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#[test]
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fn stdin_success() {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.pass_stdin(""), @r###"
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success: true
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exit_code: 0
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----- stdout -----
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----- stderr -----
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"###);
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}
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#[test]
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fn stdin_error() {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.pass_stdin("import os\n"), @r#"
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success: false
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exit_code: 1
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----- stdout -----
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-:1:8: F401 [*] `os` imported but unused
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Found 1 error.
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[*] 1 potentially fixable with the --fix option.
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----- stderr -----
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"#);
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}
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#[test]
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fn stdin_filename() {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(["--stdin-filename", "F401.py"])
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.pass_stdin("import os\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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F401.py:1:8: F401 [*] `os` imported but unused
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Found 1 error.
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[*] 1 potentially fixable with the --fix option.
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----- stderr -----
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"###);
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}
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#[test]
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/// Raise `TCH` errors in `.py` files ...
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fn stdin_source_type_py() {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(["--stdin-filename", "TCH.py"])
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.pass_stdin("import os\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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TCH.py:1:8: F401 [*] `os` imported but unused
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Found 1 error.
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[*] 1 potentially fixable with the --fix option.
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----- stderr -----
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"###);
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}
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/// ... but not in `.pyi` files.
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#[test]
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fn stdin_source_type_pyi() {
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let args = ["--stdin-filename", "TCH.pyi", "--select", "TCH"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("import os\n"), @r###"
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success: true
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exit_code: 0
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----- stdout -----
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----- stderr -----
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"###);
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}
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#[cfg(unix)]
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#[test]
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fn stdin_json() {
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let args = [
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"-",
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"--isolated",
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"--no-cache",
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"--format",
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"json",
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"--stdin-filename",
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"F401.py",
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];
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let directory = path_dedot::CWD.to_str().unwrap();
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let binding = Path::new(directory).join("F401.py");
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let file_path = binding.display();
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insta::with_settings!({filters => vec![
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(file_path.to_string().as_str(), "/path/to/F401.py"),
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]}, {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(args)
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.pass_stdin("import os\n"));
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});
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}
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#[test]
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fn stdin_autofix() {
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let args = ["--fix"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("import os\nimport sys\n\nprint(sys.version)\n"), @r###"
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success: true
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exit_code: 0
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----- stdout -----
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import sys
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print(sys.version)
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----- stderr -----
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"###);
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}
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#[test]
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fn stdin_autofix_when_not_fixable_should_still_print_contents() {
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let args = ["--fix"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("import os\nimport sys\n\nif (1, 2):\n print(sys.version)\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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import sys
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if (1, 2):
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print(sys.version)
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----- stderr -----
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"###);
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}
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#[test]
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fn stdin_autofix_when_no_issues_should_still_print_contents() {
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let args = ["--fix"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("import sys\n\nprint(sys.version)\n"), @r###"
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success: true
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exit_code: 0
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----- stdout -----
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import sys
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print(sys.version)
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----- stderr -----
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"###);
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}
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#[test]
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fn show_source() {
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let args = ["--show-source"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("l = 1"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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-:1:1: E741 Ambiguous variable name: `l`
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1 | l = 1
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| ^ E741
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Found 1 error.
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----- stderr -----
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"###);
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}
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#[test]
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fn explain_status_codes_f401() {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME)).args(["--explain", "F401"]));
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}
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#[test]
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fn explain_status_codes_ruf404() {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME)).args(["--explain", "RUF404"]), @r###"
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success: false
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exit_code: 2
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----- stdout -----
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----- stderr -----
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error: invalid value 'RUF404' for '[RULE]': unknown rule code
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For more information, try '--help'.
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"###);
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}
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#[test]
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fn show_statistics() {
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let args = ["--select", "F401", "--statistics"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("import sys\nimport os\n\nprint(os.getuid())\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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1 F401 [*] `sys` imported but unused
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----- stderr -----
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"###);
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}
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#[test]
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fn nursery_prefix() {
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// `--select E` should detect E741, but not E225, which is in the nursery.
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let args = ["--select", "E"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("I=42\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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-:1:1: E741 Ambiguous variable name: `I`
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Found 1 error.
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----- stderr -----
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"###);
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}
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#[test]
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fn nursery_all() {
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// `--select ALL` should detect E741, but not E225, which is in the nursery.
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let args = ["--select", "ALL"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("I=42\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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-:1:1: E741 Ambiguous variable name: `I`
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-:1:1: D100 Missing docstring in public module
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Found 2 errors.
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----- stderr -----
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warning: `one-blank-line-before-class` (D203) and `no-blank-line-before-class` (D211) are incompatible. Ignoring `one-blank-line-before-class`.
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warning: `multi-line-summary-first-line` (D212) and `multi-line-summary-second-line` (D213) are incompatible. Ignoring `multi-line-summary-second-line`.
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"###);
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}
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#[test]
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fn nursery_direct() {
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// `--select E225` should detect E225.
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let args = ["--select", "E225"];
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(STDIN_BASE_OPTIONS)
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.args(args)
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.pass_stdin("I=42\n"), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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-:1:2: E225 Missing whitespace around operator
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Found 1 error.
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----- stderr -----
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"###);
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}
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/// An unreadable pyproject.toml in non-isolated mode causes ruff to hard-error trying to build up
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/// configuration globs
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#[cfg(unix)]
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#[test]
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fn unreadable_pyproject_toml() -> Result<()> {
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let tempdir = TempDir::new()?;
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let pyproject_toml = tempdir.path().join("pyproject.toml");
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// Create an empty file with 000 permissions
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fs::OpenOptions::new()
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.create(true)
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.write(true)
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.mode(0o000)
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.open(pyproject_toml)?;
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// Don't `--isolated` since the configuration discovery is where the error happens
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let args = Args::parse_from(["", "check", "--no-cache", tempdir.path().to_str().unwrap()]);
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let err = run(args).err().context("Unexpected success")?;
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assert_eq!(
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err.chain()
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.map(std::string::ToString::to_string)
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.collect::<Vec<_>>(),
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vec!["Permission denied (os error 13)".to_string()],
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);
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Ok(())
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}
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/// Check the output with an unreadable directory
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#[cfg(unix)]
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#[test]
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fn unreadable_dir() -> Result<()> {
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// Create a directory with 000 (not iterable/readable) permissions
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let tempdir = TempDir::new()?;
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let unreadable_dir = tempdir.path().join("unreadable_dir");
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fs::create_dir(&unreadable_dir)?;
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fs::set_permissions(&unreadable_dir, Permissions::from_mode(0o000))?;
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// We (currently?) have to use a subcommand to check exit status (currently wrong) and logging
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// output
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// TODO(konstin): This should be a failure, but we currently can't track that
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(["--no-cache", "--isolated"])
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.arg(&unreadable_dir), @r###"
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success: true
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exit_code: 0
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----- stdout -----
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----- stderr -----
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warning: Encountered error: Permission denied (os error 13)
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"###);
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Ok(())
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}
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/// Check that reading arguments from an argfile works
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#[cfg(unix)]
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#[test]
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fn check_input_from_argfile() -> Result<()> {
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let tempdir = TempDir::new()?;
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// Create python files
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let file_a_path = tempdir.path().join("a.py");
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let file_b_path = tempdir.path().join("b.py");
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fs::write(&file_a_path, b"import os")?;
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fs::write(&file_b_path, b"print('hello, world!')")?;
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// Create a the input file for argfile to expand
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let input_file_path = tempdir.path().join("file_paths.txt");
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fs::write(
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&input_file_path,
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format!("{}\n{}", file_a_path.display(), file_b_path.display()),
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)?;
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// Generate the args with the argfile notation
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let args = vec![
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"check".to_string(),
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"--no-cache".to_string(),
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format!("@{}", &input_file_path.display()),
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];
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insta::with_settings!({filters => vec![
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(file_a_path.display().to_string().as_str(), "/path/to/a.py"),
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]}, {
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assert_cmd_snapshot!(Command::new(get_cargo_bin(BIN_NAME))
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.args(args)
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.pass_stdin(""), @r###"
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success: false
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exit_code: 1
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----- stdout -----
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/path/to/a.py:1:8: F401 [*] `os` imported but unused
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Found 1 error.
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[*] 1 potentially fixable with the --fix option.
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----- stderr -----
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"###);
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});
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Ok(())
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}
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