jj/cli/tests/test_split_command.rs
Evan Mesterhazy ebe8e6adba Update jj split tests to show what happens to branches
When a commit is split, any branches pointing to it are moved to the second
commit created by the split. This is true even if the --siblings option is
used.


#3419
2024-04-01 21:19:29 -04:00

379 lines
14 KiB
Rust

// 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 std::path::Path;
use crate::common::TestEnvironment;
fn get_log_output(test_env: &TestEnvironment, cwd: &Path) -> String {
let template = r#"separate(" ", change_id.short(), empty, description, local_branches)"#;
test_env.jj_cmd_success(cwd, &["log", "-T", template])
}
fn get_recorded_dates(test_env: &TestEnvironment, cwd: &Path, revset: &str) -> String {
let template = r#"separate("\n", "Author date: " ++ author.timestamp(), "Committer date: " ++ committer.timestamp())"#;
test_env.jj_cmd_success(cwd, &["log", "--no-graph", "-T", template, "-r", revset])
}
#[test]
fn test_split_by_paths() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "foo").unwrap();
std::fs::write(repo_path.join("file2"), "foo").unwrap();
std::fs::write(repo_path.join("file3"), "foo").unwrap();
insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
@ qpvuntsmwlqt false
◉ zzzzzzzzzzzz true
"###);
insta::assert_snapshot!(get_recorded_dates(&test_env, &repo_path,"@"), @r###"
Author date: 2001-02-03 04:05:07.000 +07:00
Committer date: 2001-02-03 04:05:08.000 +07:00
"###);
let edit_script = test_env.set_up_fake_editor();
std::fs::write(
edit_script,
["dump editor0", "next invocation\n", "dump editor1"].join("\0"),
)
.unwrap();
let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["split", "file2"]);
insta::assert_snapshot!(stdout, @"");
insta::assert_snapshot!(stderr, @r###"
First part: qpvuntsm d62c056f (no description set)
Second part: zsuskuln 5a32af4a (no description set)
Working copy now at: zsuskuln 5a32af4a (no description set)
Parent commit : qpvuntsm d62c056f (no description set)
"###);
insta::assert_snapshot!(
std::fs::read_to_string(test_env.env_root().join("editor0")).unwrap(), @r###"
JJ: Enter a description for the first commit.
JJ: This commit contains the following changes:
JJ: A file2
JJ: Lines starting with "JJ: " (like this one) will be removed.
"###);
assert!(!test_env.env_root().join("editor1").exists());
insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
@ zsuskulnrvyr false
◉ qpvuntsmwlqt false
◉ zzzzzzzzzzzz true
"###);
// The author dates of the new commits should be inherited from the commit being
// split. The committer dates should be newer.
insta::assert_snapshot!(get_recorded_dates(&test_env, &repo_path,"@"), @r###"
Author date: 2001-02-03 04:05:07.000 +07:00
Committer date: 2001-02-03 04:05:10.000 +07:00
"###);
insta::assert_snapshot!(get_recorded_dates(&test_env, &repo_path,"@-"), @r###"
Author date: 2001-02-03 04:05:07.000 +07:00
Committer date: 2001-02-03 04:05:10.000 +07:00
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
A file2
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
A file1
A file3
"###);
// Insert an empty commit after @- with "split ."
test_env.set_up_fake_editor();
let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["split", "-r", "@-", "."]);
insta::assert_snapshot!(stdout, @"");
insta::assert_snapshot!(stderr, @r###"
Rebased 1 descendant commits
First part: qpvuntsm b76d731d (no description set)
Second part: znkkpsqq 924604b2 (empty) (no description set)
Working copy now at: zsuskuln fffe30fb (no description set)
Parent commit : znkkpsqq 924604b2 (empty) (no description set)
"###);
insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
@ zsuskulnrvyr false
◉ znkkpsqqskkl true
◉ qpvuntsmwlqt false
◉ zzzzzzzzzzzz true
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s", "-r", "@--"]);
insta::assert_snapshot!(stdout, @r###"
A file2
"###);
// Remove newly created empty commit
test_env.jj_cmd_ok(&repo_path, &["abandon", "@-"]);
// Insert an empty commit before @- with "split nonexistent"
test_env.set_up_fake_editor();
let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["split", "-r", "@-", "nonexistent"]);
insta::assert_snapshot!(stdout, @"");
insta::assert_snapshot!(stderr, @r###"
Warning: The given paths do not match any file: nonexistent
Rebased 1 descendant commits
First part: qpvuntsm 7086b0bc (empty) (no description set)
Second part: lylxulpl 2252ed18 (no description set)
Working copy now at: zsuskuln a3f2136a (no description set)
Parent commit : lylxulpl 2252ed18 (no description set)
"###);
insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
@ zsuskulnrvyr false
◉ lylxulplsnyw false
◉ qpvuntsmwlqt true
◉ zzzzzzzzzzzz true
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
A file2
"###);
}
#[test]
fn test_split_with_non_empty_description() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
test_env.add_config(r#"ui.default-description = "\n\nTESTED=TODO""#);
let workspace_path = test_env.env_root().join("repo");
std::fs::write(workspace_path.join("file1"), "foo\n").unwrap();
std::fs::write(workspace_path.join("file2"), "bar\n").unwrap();
test_env.jj_cmd_ok(&workspace_path, &["describe", "-m", "test"]);
let edit_script = test_env.set_up_fake_editor();
std::fs::write(
edit_script,
[
"dump editor1",
"write\npart 1",
"next invocation\n",
"dump editor2",
"write\npart 2",
]
.join("\0"),
)
.unwrap();
test_env.jj_cmd_ok(&workspace_path, &["split", "file1"]);
assert_eq!(
std::fs::read_to_string(test_env.env_root().join("editor1")).unwrap(),
r#"JJ: Enter a description for the first commit.
test
JJ: This commit contains the following changes:
JJ: A file1
JJ: Lines starting with "JJ: " (like this one) will be removed.
"#
);
assert_eq!(
std::fs::read_to_string(test_env.env_root().join("editor2")).unwrap(),
r#"JJ: Enter a description for the second commit.
test
JJ: This commit contains the following changes:
JJ: A file2
JJ: Lines starting with "JJ: " (like this one) will be removed.
"#
);
insta::assert_snapshot!(get_log_output(&test_env, &workspace_path), @r###"
@ kkmpptxzrspx false part 2
◉ qpvuntsmwlqt false part 1
◉ zzzzzzzzzzzz true
"###);
}
#[test]
fn test_split_with_default_description() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
test_env.add_config(r#"ui.default-description = "\n\nTESTED=TODO""#);
let workspace_path = test_env.env_root().join("repo");
std::fs::write(workspace_path.join("file1"), "foo\n").unwrap();
std::fs::write(workspace_path.join("file2"), "bar\n").unwrap();
// Create a branch pointing to the commit. It will be moved to the second
// commit after the split.
test_env.jj_cmd_ok(&workspace_path, &["branch", "create", "test_branch"]);
let edit_script = test_env.set_up_fake_editor();
std::fs::write(
edit_script,
["dump editor1", "next invocation\n", "dump editor2"].join("\0"),
)
.unwrap();
test_env.jj_cmd_ok(&workspace_path, &["split", "file1"]);
// Since the commit being split has no description, the user will only be
// prompted to add a description to the first commit, which will use the
// default value we set. The second commit will inherit the empty
// description from the commit being split.
assert_eq!(
std::fs::read_to_string(test_env.env_root().join("editor1")).unwrap(),
r#"JJ: Enter a description for the first commit.
TESTED=TODO
JJ: This commit contains the following changes:
JJ: A file1
JJ: Lines starting with "JJ: " (like this one) will be removed.
"#
);
assert!(!test_env.env_root().join("editor2").exists());
insta::assert_snapshot!(get_log_output(&test_env, &workspace_path), @r###"
@ kkmpptxzrspx false test_branch
◉ qpvuntsmwlqt false TESTED=TODO
◉ zzzzzzzzzzzz true
"###);
}
#[test]
// Split a commit with no descendants into siblings. Also tests that the default
// description is set correctly on the first commit.
fn test_split_siblings_no_descendants() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
test_env.add_config(r#"ui.default-description = "\n\nTESTED=TODO""#);
let workspace_path = test_env.env_root().join("repo");
std::fs::write(workspace_path.join("file1"), "foo\n").unwrap();
std::fs::write(workspace_path.join("file2"), "bar\n").unwrap();
// Create a branch pointing to the commit. It will be moved to the second
// commit after the split.
test_env.jj_cmd_ok(&workspace_path, &["branch", "create", "test_branch"]);
insta::assert_snapshot!(get_log_output(&test_env, &workspace_path), @r###"
@ qpvuntsmwlqt false test_branch
◉ zzzzzzzzzzzz true
"###);
let edit_script = test_env.set_up_fake_editor();
std::fs::write(
edit_script,
["dump editor1", "next invocation\n", "dump editor2"].join("\0"),
)
.unwrap();
test_env.jj_cmd_ok(&workspace_path, &["split", "--siblings", "file1"]);
// Since the commit being split has no description, the user will only be
// prompted to add a description to the first commit, which will use the
// default value we set. The second commit will inherit the empty
// description from the commit being split.
assert_eq!(
std::fs::read_to_string(test_env.env_root().join("editor1")).unwrap(),
r#"JJ: Enter a description for the first commit.
TESTED=TODO
JJ: This commit contains the following changes:
JJ: A file1
JJ: Lines starting with "JJ: " (like this one) will be removed.
"#
);
assert!(!test_env.env_root().join("editor2").exists());
insta::assert_snapshot!(get_log_output(&test_env, &workspace_path), @r###"
@ zsuskulnrvyr false test_branch
│ ◉ qpvuntsmwlqt false TESTED=TODO
├─╯
◉ zzzzzzzzzzzz true
"###);
}
#[test]
fn test_split_siblings_with_descendants() {
// Configure the environment and make the initial commits.
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
// test_env.add_config(r#"ui.default-description = "\n\nTESTED=TODO""#);
let workspace_path = test_env.env_root().join("repo");
// First commit. This is the one we will split later.
std::fs::write(workspace_path.join("file1"), "foo\n").unwrap();
std::fs::write(workspace_path.join("file2"), "bar\n").unwrap();
test_env.jj_cmd_ok(&workspace_path, &["commit", "-m", "Add file1 & file2"]);
// Second commit. This will be the child of the sibling commits after the split.
std::fs::write(workspace_path.join("file3"), "baz\n").unwrap();
test_env.jj_cmd_ok(&workspace_path, &["commit", "-m", "Add file3"]);
// Third commit.
std::fs::write(workspace_path.join("file4"), "foobarbaz\n").unwrap();
test_env.jj_cmd_ok(&workspace_path, &["describe", "-m", "Add file4"]);
// Move back to the previous commit so that we don't have to pass a revision
// to the split command.
test_env.jj_cmd_ok(&workspace_path, &["prev", "--edit"]);
test_env.jj_cmd_ok(&workspace_path, &["prev", "--edit"]);
// Set up the editor and do the split.
let edit_script = test_env.set_up_fake_editor();
std::fs::write(
edit_script,
[
"dump editor1",
"write\nAdd file1",
"next invocation\n",
"dump editor2",
"write\nAdd file2",
]
.join("\0"),
)
.unwrap();
test_env.jj_cmd_ok(&workspace_path, &["split", "--siblings", "file1"]);
// The commit we're splitting has a description, so the user will be
// prompted to enter a description for each of the sibling commits.
assert_eq!(
std::fs::read_to_string(test_env.env_root().join("editor1")).unwrap(),
r#"JJ: Enter a description for the first commit.
Add file1 & file2
JJ: This commit contains the following changes:
JJ: A file1
JJ: Lines starting with "JJ: " (like this one) will be removed.
"#
);
assert_eq!(
std::fs::read_to_string(test_env.env_root().join("editor2")).unwrap(),
r#"JJ: Enter a description for the second commit.
Add file1 & file2
JJ: This commit contains the following changes:
JJ: A file2
JJ: Lines starting with "JJ: " (like this one) will be removed.
"#
);
insta::assert_snapshot!(get_log_output(&test_env, &workspace_path), @r###"
◉ kkmpptxzrspx false Add file4
◉ rlvkpnrzqnoo false Add file3
├─╮
│ @ yqosqzytrlsw false Add file2
◉ │ qpvuntsmwlqt false Add file1
├─╯
◉ zzzzzzzzzzzz true
"###);
}