jj-cli 0.34.0

Jujutsu - an experimental version control system
Documentation 
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// Copyright 2024 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::fs::OpenOptions;
use std::io::Write as _;
use std::path::Path;

use crate::common::TestEnvironment;

fn append_to_file(file_path: &Path, contents: &str) {
    let mut options = OpenOptions::new();
    options.append(true);
    let mut file = options.open(file_path).unwrap();
    writeln!(file, "{contents}").unwrap();
}

#[test]
fn test_annotate_linear() {
    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.txt", "line1\n");
    work_dir
        .run_jj(["describe", "-m=initial", "--author=Foo <foo@example.org>"])
        .success();

    work_dir.run_jj(["new", "-m=next"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit",
    );

    let output = work_dir.run_jj(["file", "annotate", "file.txt"]);
    insta::assert_snapshot!(output, @r"
    qpvuntsm foo      2001-02-03 08:05:08    1: line1
    kkmpptxz test.use 2001-02-03 08:05:10    2: new text from new commit
    [EOF]
    ");
}

#[test]
fn test_annotate_merge() {
    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.txt", "line1\n");
    work_dir.run_jj(["describe", "-m=initial"]).success();
    work_dir
        .run_jj(["bookmark", "create", "-r@", "initial"])
        .success();

    work_dir.run_jj(["new", "-m=commit1"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 1",
    );
    work_dir
        .run_jj(["bookmark", "create", "-r@", "commit1"])
        .success();

    work_dir.run_jj(["new", "-m=commit2", "initial"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 2",
    );
    work_dir
        .run_jj(["bookmark", "create", "-r@", "commit2"])
        .success();

    // create a (conflicted) merge
    work_dir
        .run_jj(["new", "-m=merged", "commit1", "commit2"])
        .success();
    // resolve conflicts
    work_dir.write_file(
        "file.txt",
        "line1\nnew text from new commit 1\nnew text from new commit 2\n",
    );

    let output = work_dir.run_jj(["file", "annotate", "file.txt"]);
    insta::assert_snapshot!(output, @r"
    qpvuntsm test.use 2001-02-03 08:05:08    1: line1
    zsuskuln test.use 2001-02-03 08:05:11    2: new text from new commit 1
    royxmykx test.use 2001-02-03 08:05:13    3: new text from new commit 2
    [EOF]
    ");
}

#[test]
fn test_annotate_conflicted() {
    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.txt", "line1\n");
    work_dir.run_jj(["describe", "-m=initial"]).success();
    work_dir
        .run_jj(["bookmark", "create", "-r@", "initial"])
        .success();

    work_dir.run_jj(["new", "-m=commit1"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 1",
    );
    work_dir
        .run_jj(["bookmark", "create", "-r@", "commit1"])
        .success();

    work_dir.run_jj(["new", "-m=commit2", "initial"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 2",
    );
    work_dir
        .run_jj(["bookmark", "create", "-r@", "commit2"])
        .success();

    // create a (conflicted) merge
    work_dir
        .run_jj(["new", "-m=merged", "commit1", "commit2"])
        .success();
    work_dir.run_jj(["new"]).success();

    let output = work_dir.run_jj(["file", "annotate", "file.txt"]);
    insta::assert_snapshot!(output, @r"
    qpvuntsm test.use 2001-02-03 08:05:08    1: line1
    yostqsxw test.use 2001-02-03 08:05:15    2: <<<<<<< Conflict 1 of 1
    yostqsxw test.use 2001-02-03 08:05:15    3: %%%%%%% Changes from base to side #1
    yostqsxw test.use 2001-02-03 08:05:15    4: +new text from new commit 1
    yostqsxw test.use 2001-02-03 08:05:15    5: +++++++ Contents of side #2
    royxmykx test.use 2001-02-03 08:05:13    6: new text from new commit 2
    yostqsxw test.use 2001-02-03 08:05:15    7: >>>>>>> Conflict 1 of 1 ends
    [EOF]
    ");
}

#[test]
fn test_annotate_merge_one_sided_conflict_resolution() {
    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.txt", "line1\n");
    work_dir.run_jj(["describe", "-m=initial"]).success();
    work_dir
        .run_jj(["bookmark", "create", "-r@", "initial"])
        .success();

    work_dir.run_jj(["new", "-m=commit1"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 1",
    );
    work_dir
        .run_jj(["bookmark", "create", "-r@", "commit1"])
        .success();

    work_dir.run_jj(["new", "-m=commit2", "initial"]).success();
    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 2",
    );
    work_dir
        .run_jj(["bookmark", "create", "-r@", "commit2"])
        .success();

    // create a (conflicted) merge
    work_dir
        .run_jj(["new", "-m=merged", "commit1", "commit2"])
        .success();
    // resolve conflicts
    work_dir.write_file("file.txt", "line1\nnew text from new commit 1\n");

    let output = work_dir.run_jj(["file", "annotate", "file.txt"]);
    insta::assert_snapshot!(output, @r"
    qpvuntsm test.use 2001-02-03 08:05:08    1: line1
    zsuskuln test.use 2001-02-03 08:05:11    2: new text from new commit 1
    [EOF]
    ");
}

#[test]
fn test_annotate_abandoned() {
    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.txt", "line1\n");
    work_dir.run_jj(["new"]).success();
    work_dir.write_file("file.txt", "line1\nline2\n");
    work_dir.run_jj(["abandon"]).success();

    let output = work_dir.run_jj(["file", "annotate", "-rat_operation(@-, @)", "file.txt"]);
    insta::assert_snapshot!(output, @r"
    qpvuntsm test.use 2001-02-03 08:05:08    1: line1
    rlvkpnrz test.use 2001-02-03 08:05:09    2: line2
    [EOF]
    ");
}

#[test]
fn test_annotate_with_template() {
    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.txt", "initial 1\ninitial 2\ninitial 3\n");
    work_dir.run_jj(["commit", "-m=initial"]).success();

    work_dir.write_file(
        work_dir.root().join("file.txt"),
        "initial 2\nnew text from new commit 1\nthat splits into multiple lines\n",
    );
    work_dir.run_jj(["commit", "-m=commit1"]).success();

    append_to_file(
        &work_dir.root().join("file.txt"),
        "new text from new commit 2\nalso continuing on a second line\nand a third!",
    );
    work_dir.run_jj(["describe", "-m=commit2"]).success();

    let template = indoc::indoc! {r#"
    if(first_line_in_hunk, "\n" ++ separate("\n",
        commit.change_id().shortest(8)
            ++ " "
            ++ commit.description().first_line(),
        commit_timestamp(commit).local().format('%Y-%m-%d %H:%M:%S')
            ++ " "
            ++ commit.author(),
    ) ++ "\n") ++ pad_start(4, original_line_number) ++ " ->" ++ pad_start(4, line_number) ++ ": " ++ content
    "#};

    let output = work_dir.run_jj(["file", "annotate", "file.txt", "-T", template]);
    insta::assert_snapshot!(output, @r"
    qpvuntsm initial
    2001-02-03 08:05:08 Test User <test.user@example.com>
       2 ->   1: initial 2

    rlvkpnrz commit1
    2001-02-03 08:05:09 Test User <test.user@example.com>
       2 ->   2: new text from new commit 1
       3 ->   3: that splits into multiple lines

    kkmpptxz commit2
    2001-02-03 08:05:10 Test User <test.user@example.com>
       4 ->   4: new text from new commit 2
       5 ->   5: also continuing on a second line
       6 ->   6: and a third!
    [EOF]
    ");
}