jj/cli/tests/test_interdiff_command.rs
Scott Taylor ba73442b2a conflicts: update conflict marker format
Conflict labels will generally start with lowercase change IDs, so
making all of the text lowercase makes it more consistent. I also
removed the "contents of" text, since conflict labels will already be
long enough, and this text doesn't add anything. Similarly, I removed
the "(conflict 1 of 1)" note from the Git conflict markers since Git
doesn't include this information, and including it would result in extra
long lines once we add conflict labels.
2025-12-20 04:03:57 +00:00

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// Copyright 2022 The Jujutsu Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use crate::common::TestEnvironment;
#[test]
fn test_interdiff_basic() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
work_dir.write_file("file1", "foo\n");
work_dir.run_jj(["new", "-madd file2 left"]).success();
work_dir.write_file("file2", "foo\n");
work_dir
.run_jj(["bookmark", "create", "-r@", "left"])
.success();
work_dir.run_jj(["new", "root()"]).success();
work_dir.write_file("file3", "foo\n");
work_dir.run_jj(["new", "-madd file2 right"]).success();
work_dir.write_file("file2", "foo\nbar\n");
work_dir
.run_jj(["bookmark", "create", "-r@", "right"])
.success();
let setup_opid = work_dir.current_operation_id();
// implicit --to
let output = work_dir.run_jj(["interdiff", "--from", "left"]);
insta::assert_snapshot!(output, @r"
Modified commit description:
1 1: add file2 leftright
Modified regular file file2:
1 1: foo
2: bar
[EOF]
");
// explicit --to
work_dir.run_jj(["new", "@-"]).success();
let output = work_dir.run_jj(["interdiff", "--from", "left", "--to", "right"]);
insta::assert_snapshot!(output, @r"
Modified commit description:
1 1: add file2 leftright
Modified regular file file2:
1 1: foo
2: bar
[EOF]
");
work_dir.run_jj(["op", "restore", &setup_opid]).success();
// formats specifiers
let output = work_dir.run_jj(["interdiff", "--from", "left", "--to", "right", "-s"]);
insta::assert_snapshot!(output, @r"
M file2
[EOF]
");
let output = work_dir.run_jj(["interdiff", "--from", "left", "--to", "right", "--git"]);
insta::assert_snapshot!(output, @r"
diff --git a/JJ-COMMIT-DESCRIPTION b/JJ-COMMIT-DESCRIPTION
--- JJ-COMMIT-DESCRIPTION
+++ JJ-COMMIT-DESCRIPTION
@@ -1,1 +1,1 @@
-add file2 left
+add file2 right
diff --git a/file2 b/file2
index 257cc5642c..3bd1f0e297 100644
--- a/file2
+++ b/file2
@@ -1,1 +1,2 @@
foo
+bar
[EOF]
");
}
#[test]
fn test_interdiff_paths() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
work_dir.write_file("file1", "foo\n");
work_dir.write_file("file2", "foo\n");
work_dir.run_jj(["new"]).success();
work_dir.write_file("file1", "bar\n");
work_dir.write_file("file2", "bar\n");
work_dir
.run_jj(["bookmark", "create", "-r@", "left"])
.success();
work_dir.run_jj(["new", "root()"]).success();
work_dir.write_file("file1", "foo\n");
work_dir.write_file("file2", "foo\n");
work_dir.run_jj(["new"]).success();
work_dir.write_file("file1", "baz\n");
work_dir.write_file("file2", "baz\n");
work_dir
.run_jj(["bookmark", "create", "-r@", "right"])
.success();
let output = work_dir.run_jj(["interdiff", "--from", "left", "--to", "right", "file1"]);
insta::assert_snapshot!(output, @r"
Modified regular file file1:
1 1: barbaz
[EOF]
");
let output = work_dir.run_jj([
"interdiff",
"--from",
"left",
"--to",
"right",
"file1",
"file2",
"nonexistent",
]);
insta::assert_snapshot!(output, @r"
Modified regular file file1:
1 1: barbaz
Modified regular file file2:
1 1: barbaz
[EOF]
------- stderr -------
Warning: No matching entries for paths: nonexistent
[EOF]
");
// Running interdiff on commits with deleted files should not show a warning.
work_dir.run_jj(["edit", "right"]).success();
work_dir.remove_file("file1");
work_dir.run_jj(["new"]).success();
let output = work_dir.run_jj([
"interdiff",
"--from",
"left",
"--to",
"right",
"file1",
"file2",
]);
insta::assert_snapshot!(output, @r"
Removed regular file file1:
1 : bar
Modified regular file file2:
1 1: barbaz
[EOF]
");
}
#[test]
fn test_interdiff_conflicting() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
work_dir.write_file("file", "foo\n");
work_dir.run_jj(["new"]).success();
work_dir.write_file("file", "bar\n");
work_dir
.run_jj(["bookmark", "create", "-r@", "left"])
.success();
work_dir.run_jj(["new", "root()"]).success();
work_dir.write_file("file", "abc\n");
work_dir.run_jj(["new"]).success();
work_dir.write_file("file", "def\n");
work_dir
.run_jj(["bookmark", "create", "-r@", "right"])
.success();
let output = work_dir.run_jj(["interdiff", "--from", "left", "--to", "right", "--git"]);
insta::assert_snapshot!(output, @r"
diff --git a/file b/file
index 0000000000..24c5735c3e 100644
--- a/file
+++ b/file
@@ -1,7 +1,1 @@
-<<<<<<< conflict 1 of 1
-%%%%%%% diff from base to side #1
--foo
-+abc
-+++++++ side #2
-bar
->>>>>>> conflict 1 of 1 ends
+def
[EOF]
");
let output = work_dir.run_jj([
"interdiff",
"--config=diff.color-words.conflict=pair",
"--color=always",
"--from=left",
"--to=right",
]);
insta::assert_snapshot!(output, @r"
Resolved conflict in file:
<<<<<<< Resolved conflict
+++++++ left side #1 to right side #1
 1  1: abcdef
------- left base #1 to right side #1
 1  1: foodef
+++++++ left side #2 to right side #1
 1  1: bardef
>>>>>>> Conflict ends
[EOF]
");
}