jj/tests/test_diffedit_command.rs

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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;
pub mod common;
#[test]
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fn test_diffedit() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "a\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["new"]);
std::fs::write(repo_path.join("file2"), "a\n").unwrap();
std::fs::write(repo_path.join("file3"), "a\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
std::fs::write(repo_path.join("file2"), "b\n").unwrap();
let edit_script = test_env.set_up_fake_diff_editor();
// Nothing happens if we make no changes
std::fs::write(
&edit_script,
"files-before file1 file2\0files-after JJ-INSTRUCTIONS file2",
)
.unwrap();
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let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit"]);
insta::assert_snapshot!(stdout, @r###"
Nothing changed.
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
M file2
"###);
// Nothing happens if the diff-editor exits with an error
std::fs::write(&edit_script, "rm file2\0fail").unwrap();
insta::assert_snapshot!(&test_env.jj_cmd_failure(&repo_path, &["diffedit"]), @r###"
Error: Failed to edit diff: Tool exited with a non-zero code (run with --verbose to see the exact invocation). Exit code: 1.
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
M file2
"###);
// Can edit changes to individual files
std::fs::write(&edit_script, "reset file2").unwrap();
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let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit"]);
insta::assert_snapshot!(stdout, @r###"
Created 1930da4a57e9 (no description set)
Working copy now at: 1930da4a57e9 (no description set)
Added 0 files, modified 1 files, removed 0 files
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
"###);
// Changes to a commit are propagated to descendants
test_env.jj_cmd_success(&repo_path, &["undo"]);
std::fs::write(&edit_script, "write file3\nmodified\n").unwrap();
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let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
Created c03ae96780b6 (no description set)
Rebased 1 descendant commits
Working copy now at: 2a4dc204a6ab (no description set)
Added 0 files, modified 1 files, removed 0 files
"###);
let contents = String::from_utf8(std::fs::read(repo_path.join("file3")).unwrap()).unwrap();
insta::assert_snapshot!(contents, @r###"
modified
"###);
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// Test diffedit --from @--
test_env.jj_cmd_success(&repo_path, &["undo"]);
std::fs::write(
&edit_script,
"files-before file1\0files-after JJ-INSTRUCTIONS file2 file3\0reset file2",
)
.unwrap();
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let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit", "--from", "@--"]);
insta::assert_snapshot!(stdout, @r###"
Created 15f2c966d508 (no description set)
Working copy now at: 15f2c966d508 (no description set)
Added 0 files, modified 0 files, removed 1 files
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
R file2
"###);
}
#[test]
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fn test_diffedit_merge() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "a\n").unwrap();
std::fs::write(repo_path.join("file2"), "a\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["new"]);
test_env.jj_cmd_success(&repo_path, &["branch", "create", "b"]);
std::fs::write(repo_path.join("file1"), "b\n").unwrap();
std::fs::write(repo_path.join("file2"), "b\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["co", "@-"]);
test_env.jj_cmd_success(&repo_path, &["new"]);
std::fs::write(repo_path.join("file1"), "c\n").unwrap();
std::fs::write(repo_path.join("file2"), "c\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["new", "@", "b", "-m", "merge"]);
// Resolve the conflict in file1, but leave the conflict in file2
std::fs::write(repo_path.join("file1"), "d\n").unwrap();
std::fs::write(repo_path.join("file3"), "d\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["new"]);
// Test the setup
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r", "@-", "-s"]);
insta::assert_snapshot!(stdout, @r###"
M file1
A file3
"###);
let edit_script = test_env.set_up_fake_diff_editor();
// Remove file1. The conflict remains in the working copy on top of the merge.
std::fs::write(
edit_script,
"files-before file1\0files-after JJ-INSTRUCTIONS file1 file3\0rm file1",
)
.unwrap();
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let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
Created a70eded7af9e merge
Rebased 1 descendant commits
Working copy now at: a5f1ce845f74 (no description set)
Added 0 files, modified 0 files, removed 1 files
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
R file1
A file3
"###);
assert!(!repo_path.join("file1").exists());
let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file2"]);
insta::assert_snapshot!(stdout, @r###"
<<<<<<<
%%%%%%%
-a
+c
+++++++
b
>>>>>>>
"###);
}
#[test]
fn test_diffedit_old_restore_interactive_tests() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "a\n").unwrap();
std::fs::write(repo_path.join("file2"), "a\n").unwrap();
test_env.jj_cmd_success(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
std::fs::write(repo_path.join("file2"), "b\n").unwrap();
std::fs::write(repo_path.join("file3"), "b\n").unwrap();
let edit_script = test_env.set_up_fake_diff_editor();
// Nothing happens if we make no changes
let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit", "--from", "@-"]);
insta::assert_snapshot!(stdout, @r###"
Nothing changed.
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
M file2
A file3
"###);
// Nothing happens if the diff-editor exits with an error
std::fs::write(&edit_script, "rm file2\0fail").unwrap();
insta::assert_snapshot!(&test_env.jj_cmd_failure(&repo_path, &["diffedit", "--from", "@-"]), @r###"
Error: Failed to edit diff: Tool exited with a non-zero code (run with --verbose to see the exact invocation). Exit code: 1.
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
M file2
A file3
"###);
// Can restore changes to individual files
std::fs::write(&edit_script, "reset file2\0reset file3").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit", "--from", "@-"]);
insta::assert_snapshot!(stdout, @r###"
Created abdbf6271a1c (no description set)
Working copy now at: abdbf6271a1c (no description set)
Added 0 files, modified 1 files, removed 1 files
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
R file1
"###);
// Can make unrelated edits
test_env.jj_cmd_success(&repo_path, &["undo"]);
std::fs::write(&edit_script, "write file3\nunrelated\n").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diffedit", "--from", "@-"]);
insta::assert_snapshot!(stdout, @r###"
Created e31f7f33ad07 (no description set)
Working copy now at: e31f7f33ad07 (no description set)
Added 0 files, modified 1 files, removed 0 files
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
deleted file mode 100644
index 7898192261..0000000000
--- a/file1
+++ /dev/null
@@ -1,1 +1,0 @@
-a
diff --git a/file2 b/file2
index 7898192261...6178079822 100644
--- a/file2
+++ b/file2
@@ -1,1 +1,1 @@
-a
+b
diff --git a/file3 b/file3
new file mode 100644
index 0000000000..c21c9352f7
--- /dev/null
+++ b/file3
@@ -1,0 +1,1 @@
+unrelated
"###);
}