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321 lines
12 KiB
Rust
321 lines
12 KiB
Rust
// Copyright 2022 The Jujutsu Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use std::path::Path;
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use crate::common::TestEnvironment;
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#[test]
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fn test_unsquash() {
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let test_env = TestEnvironment::default();
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test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
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let repo_path = test_env.env_root().join("repo");
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "a"]);
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std::fs::write(repo_path.join("file1"), "a\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["new"]);
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "b"]);
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std::fs::write(repo_path.join("file1"), "b\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["new"]);
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "c"]);
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std::fs::write(repo_path.join("file1"), "c\n").unwrap();
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// Test the setup
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ 90fe0a96fc90 c
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◉ fa5efbdf533c b
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◉ 90aeefd03044 a
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◉ 000000000000
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"###);
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// Unsquashes into the working copy from its parent by default
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let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Working copy now at: mzvwutvl 1b10d78f c | (no description set)
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Parent commit : qpvuntsm 90aeefd0 a b | (no description set)
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"###);
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ 1b10d78f6136 c
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◉ 90aeefd03044 a b
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◉ 000000000000
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1"]);
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insta::assert_snapshot!(stdout, @r###"
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c
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"###);
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// Can unsquash into a given commit from its parent
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["unsquash", "-r", "b"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Rebased 1 descendant commits
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Working copy now at: mzvwutvl 45b8b3dd c | (no description set)
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Parent commit : kkmpptxz 9146bcc8 b | (no description set)
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"###);
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ 45b8b3ddc25a c
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◉ 9146bcc8d996 b
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◉ 000000000000 a
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1", "-r", "b"]);
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insta::assert_snapshot!(stdout, @r###"
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b
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1"]);
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insta::assert_snapshot!(stdout, @r###"
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c
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"###);
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// Cannot unsquash into a merge commit (because it's unclear which parent it
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// should come from)
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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test_env.jj_cmd_ok(&repo_path, &["edit", "b"]);
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test_env.jj_cmd_ok(&repo_path, &["new"]);
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "d"]);
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std::fs::write(repo_path.join("file2"), "d\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["new", "-m", "merge", "c", "d"]);
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "e"]);
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ 1f8f152ff48e e
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├─╮
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│ ◉ 5658521e0f8b d
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◉ │ 90fe0a96fc90 c
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├─╯
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◉ fa5efbdf533c b
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◉ 90aeefd03044 a
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◉ 000000000000
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"###);
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let stderr = test_env.jj_cmd_failure(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(stderr, @r###"
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Error: Cannot unsquash merge commits
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"###);
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// Can unsquash from a merge commit
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test_env.jj_cmd_ok(&repo_path, &["new", "e"]);
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std::fs::write(repo_path.join("file1"), "e\n").unwrap();
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let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Working copy now at: pzsxstzt 3217340c merge
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Parent commit : mzvwutvl 90fe0a96 c e?? | (no description set)
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Parent commit : xznxytkn 5658521e d e?? | (no description set)
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"###);
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ 3217340cb761
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├─╮
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│ ◉ 5658521e0f8b d e??
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◉ │ 90fe0a96fc90 c e??
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├─╯
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◉ fa5efbdf533c b
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◉ 90aeefd03044 a
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◉ 000000000000
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1"]);
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insta::assert_snapshot!(stdout, @r###"
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e
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"###);
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}
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#[test]
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fn test_unsquash_partial() {
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let mut test_env = TestEnvironment::default();
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test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
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let repo_path = test_env.env_root().join("repo");
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "a"]);
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std::fs::write(repo_path.join("file1"), "a\n").unwrap();
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std::fs::write(repo_path.join("file2"), "a\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["new"]);
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "b"]);
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std::fs::write(repo_path.join("file1"), "b\n").unwrap();
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std::fs::write(repo_path.join("file2"), "b\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["new"]);
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test_env.jj_cmd_ok(&repo_path, &["branch", "create", "c"]);
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std::fs::write(repo_path.join("file1"), "c\n").unwrap();
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std::fs::write(repo_path.join("file2"), "c\n").unwrap();
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// Test the setup
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ d989314f3df0 c
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◉ 2a2d19a3283f b
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◉ 47a1e795d146 a
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◉ 000000000000
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"###);
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// If we don't make any changes in the diff-editor, the whole change is moved
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// from the parent
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let edit_script = test_env.set_up_fake_diff_editor();
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let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["unsquash", "-r", "b", "-i"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Rebased 1 descendant commits
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Working copy now at: mzvwutvl 37c961d0 c | (no description set)
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Parent commit : kkmpptxz 000af220 b | (no description set)
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"###);
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ 37c961d0d1e2 c
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◉ 000af22057b9 b
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◉ ee67504598b6 a
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◉ 000000000000
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1", "-r", "a"]);
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insta::assert_snapshot!(stdout, @r###"
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a
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"###);
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// Can unsquash only some changes in interactive mode
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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std::fs::write(edit_script, "reset file1").unwrap();
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let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["unsquash", "-i"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Working copy now at: mzvwutvl a8e8fded c | (no description set)
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Parent commit : kkmpptxz 46cc0667 b | (no description set)
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"###);
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insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
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@ a8e8fded1021 c
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◉ 46cc06672a99 b
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◉ 47a1e795d146 a
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◉ 000000000000
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1", "-r", "b"]);
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insta::assert_snapshot!(stdout, @r###"
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a
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file2", "-r", "b"]);
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insta::assert_snapshot!(stdout, @r###"
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b
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1", "-r", "c"]);
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insta::assert_snapshot!(stdout, @r###"
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c
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file2", "-r", "c"]);
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insta::assert_snapshot!(stdout, @r###"
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c
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"###);
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// Try again with --tool=<name>, which implies --interactive
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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let (stdout, stderr) = test_env.jj_cmd_ok(
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&repo_path,
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&[
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"unsquash",
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"--config-toml=ui.diff-editor='false'",
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"--tool=fake-diff-editor",
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],
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);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Working copy now at: mzvwutvl 1c82d27c c | (no description set)
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Parent commit : kkmpptxz b9d23fd8 b | (no description set)
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1", "-r", "b"]);
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insta::assert_snapshot!(stdout, @r###"
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a
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file2", "-r", "b"]);
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insta::assert_snapshot!(stdout, @r###"
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b
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file1", "-r", "c"]);
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insta::assert_snapshot!(stdout, @r###"
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c
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"###);
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let stdout = test_env.jj_cmd_success(&repo_path, &["print", "file2", "-r", "c"]);
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insta::assert_snapshot!(stdout, @r###"
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c
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"###);
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}
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fn get_log_output(test_env: &TestEnvironment, repo_path: &Path) -> String {
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let template = r#"commit_id.short() ++ " " ++ branches"#;
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test_env.jj_cmd_success(repo_path, &["log", "-T", template])
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}
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#[test]
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fn test_unsquash_description() {
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let mut test_env = TestEnvironment::default();
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test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);
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let repo_path = test_env.env_root().join("repo");
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let edit_script = test_env.set_up_fake_editor();
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std::fs::write(&edit_script, r#"fail"#).unwrap();
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// If both descriptions are empty, the resulting description is empty
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std::fs::write(repo_path.join("file1"), "a\n").unwrap();
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std::fs::write(repo_path.join("file2"), "a\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["new"]);
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std::fs::write(repo_path.join("file1"), "b\n").unwrap();
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std::fs::write(repo_path.join("file2"), "b\n").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(get_description(&test_env, &repo_path, "@"), @"");
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// If the destination's description is empty and the source's description is
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// non-empty, the resulting description is from the source
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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test_env.jj_cmd_ok(&repo_path, &["describe", "@-", "-m", "source"]);
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test_env.jj_cmd_ok(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(get_description(&test_env, &repo_path, "@"), @r###"
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source
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"###);
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// If the destination description is non-empty and the source's description is
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// empty, the resulting description is from the destination
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test_env.jj_cmd_ok(&repo_path, &["op", "restore", "@--"]);
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test_env.jj_cmd_ok(&repo_path, &["describe", "-m", "destination"]);
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test_env.jj_cmd_ok(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(get_description(&test_env, &repo_path, "@"), @r###"
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destination
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"###);
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// If both descriptions were non-empty, we get asked for a combined description
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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test_env.jj_cmd_ok(&repo_path, &["describe", "@-", "-m", "source"]);
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std::fs::write(&edit_script, "dump editor0").unwrap();
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test_env.jj_cmd_ok(&repo_path, &["unsquash"]);
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insta::assert_snapshot!(get_description(&test_env, &repo_path, "@"), @r###"
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destination
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source
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"###);
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insta::assert_snapshot!(
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std::fs::read_to_string(test_env.env_root().join("editor0")).unwrap(), @r###"
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JJ: Enter a description for the combined commit.
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JJ: Description from the destination commit:
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destination
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JJ: Description from source commit:
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source
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JJ: Lines starting with "JJ: " (like this one) will be removed.
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"###);
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// If the source's *content* doesn't become empty, then the source remains and
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// both descriptions are unchanged
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test_env.jj_cmd_ok(&repo_path, &["undo"]);
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insta::assert_snapshot!(get_description(&test_env, &repo_path, "@-"), @r###"
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source
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"###);
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insta::assert_snapshot!(get_description(&test_env, &repo_path, "@"), @r###"
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destination
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"###);
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}
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fn get_description(test_env: &TestEnvironment, repo_path: &Path, rev: &str) -> String {
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test_env.jj_cmd_success(
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repo_path,
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&["log", "--no-graph", "-T", "description", "-r", rev],
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)
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}
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