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85e0a8b068
The primary use case is to exclude immutable commits when calculating line ranges to absorb. For example, "jj absorb" will build annotation of @ revision with domain = mutable().
355 lines
12 KiB
Rust
355 lines
12 KiB
Rust
// Copyright 2024 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::fmt::Write as _;
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use std::rc::Rc;
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use jj_lib::annotate::get_annotation_for_file;
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use jj_lib::backend::CommitId;
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use jj_lib::backend::MergedTreeId;
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use jj_lib::backend::MillisSinceEpoch;
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use jj_lib::backend::Signature;
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use jj_lib::backend::Timestamp;
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use jj_lib::commit::Commit;
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use jj_lib::repo::MutableRepo;
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use jj_lib::repo::Repo;
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use jj_lib::repo_path::RepoPath;
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use jj_lib::revset::ResolvedRevsetExpression;
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use jj_lib::revset::RevsetExpression;
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use jj_lib::settings::UserSettings;
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use testutils::create_tree;
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use testutils::TestRepo;
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fn create_commit_fn<'a>(
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mut_repo: &'a mut MutableRepo,
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settings: &'a UserSettings,
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) -> impl FnMut(&str, &[&CommitId], MergedTreeId) -> Commit + 'a {
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// stabilize commit IDs for ease of debugging
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let signature = Signature {
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name: "Some One".to_owned(),
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email: "some.one@example.com".to_owned(),
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timestamp: Timestamp {
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timestamp: MillisSinceEpoch(0),
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tz_offset: 0,
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},
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};
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move |description, parent_ids, tree_id| {
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let parent_ids = parent_ids.iter().map(|&id| id.clone()).collect();
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mut_repo
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.new_commit(settings, parent_ids, tree_id)
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.set_author(signature.clone())
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.set_committer(signature.clone())
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.set_description(description)
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.write()
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.unwrap()
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}
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}
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fn annotate(repo: &dyn Repo, commit: &Commit, file_path: &RepoPath) -> String {
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let domain = RevsetExpression::all();
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annotate_within(repo, commit, &domain, file_path)
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}
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fn annotate_within(
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repo: &dyn Repo,
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commit: &Commit,
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domain: &Rc<ResolvedRevsetExpression>,
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file_path: &RepoPath,
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) -> String {
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let annotation = get_annotation_for_file(repo, commit, domain, file_path).unwrap();
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let mut output = String::new();
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for (commit_id, line) in annotation.lines() {
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let commit = commit_id.map(|id| repo.store().get_commit(id).unwrap());
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let desc = commit
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.as_ref()
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.map_or("*******", |commit| commit.description().trim_end());
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write!(output, "{desc}: {line}").unwrap();
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}
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output
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}
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#[test]
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fn test_annotate_linear() {
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let settings = testutils::user_settings();
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let test_repo = TestRepo::init();
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let repo = &test_repo.repo;
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let root_commit_id = repo.store().root_commit_id();
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let file_path = RepoPath::from_internal_string("file");
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let mut tx = repo.start_transaction(&settings);
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let mut create_commit = create_commit_fn(tx.repo_mut(), &settings);
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let content1 = "";
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let content2 = "2a\n2b\n";
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let content3 = "2b\n3\n";
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let tree1 = create_tree(repo, &[(file_path, content1)]);
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let tree2 = create_tree(repo, &[(file_path, content2)]);
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let tree3 = create_tree(repo, &[(file_path, content3)]);
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let commit1 = create_commit("commit1", &[root_commit_id], tree1.id());
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let commit2 = create_commit("commit2", &[commit1.id()], tree2.id());
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let commit3 = create_commit("commit3", &[commit2.id()], tree3.id());
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let commit4 = create_commit("commit4", &[commit3.id()], tree3.id()); // empty commit
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drop(create_commit);
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insta::assert_snapshot!(annotate(tx.repo(), &commit1, file_path), @"");
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insta::assert_snapshot!(annotate(tx.repo(), &commit2, file_path), @r#"
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commit2: 2a
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commit2: 2b
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"#);
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insta::assert_snapshot!(annotate(tx.repo(), &commit3, file_path), @r#"
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commit2: 2b
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commit3: 3
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"#);
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insta::assert_snapshot!(annotate(tx.repo(), &commit4, file_path), @r#"
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commit2: 2b
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commit3: 3
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"#);
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}
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#[test]
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fn test_annotate_merge_simple() {
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let settings = testutils::user_settings();
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let test_repo = TestRepo::init();
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let repo = &test_repo.repo;
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let root_commit_id = repo.store().root_commit_id();
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let file_path = RepoPath::from_internal_string("file");
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// 4 "2 1 3"
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// |\
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// | 3 "1 3"
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// | |
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// 2 | "2 1"
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// |/
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// 1 "1"
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let mut tx = repo.start_transaction(&settings);
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let mut create_commit = create_commit_fn(tx.repo_mut(), &settings);
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let content1 = "1\n";
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let content2 = "2\n1\n";
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let content3 = "1\n3\n";
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let content4 = "2\n1\n3\n";
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let tree1 = create_tree(repo, &[(file_path, content1)]);
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let tree2 = create_tree(repo, &[(file_path, content2)]);
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let tree3 = create_tree(repo, &[(file_path, content3)]);
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let tree4 = create_tree(repo, &[(file_path, content4)]);
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let commit1 = create_commit("commit1", &[root_commit_id], tree1.id());
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let commit2 = create_commit("commit2", &[commit1.id()], tree2.id());
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let commit3 = create_commit("commit3", &[commit1.id()], tree3.id());
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let commit4 = create_commit("commit4", &[commit2.id(), commit3.id()], tree4.id());
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drop(create_commit);
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insta::assert_snapshot!(annotate(tx.repo(), &commit4, file_path), @r#"
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commit2: 2
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commit1: 1
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commit3: 3
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"#);
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// Exclude the fork commit and its ancestors.
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let domain = RevsetExpression::commit(commit1.id().clone())
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.ancestors()
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.negated();
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insta::assert_snapshot!(annotate_within(tx.repo(), &commit4, &domain, file_path), @r"
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commit2: 2
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*******: 1
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commit3: 3
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");
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// Exclude one side of the merge and its ancestors.
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let domain = RevsetExpression::commit(commit2.id().clone())
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.ancestors()
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.negated();
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insta::assert_snapshot!(annotate_within(tx.repo(), &commit4, &domain, file_path), @r"
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*******: 2
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*******: 1
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commit3: 3
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");
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// Exclude both sides of the merge and their ancestors.
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let domain = RevsetExpression::commit(commit4.id().clone());
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insta::assert_snapshot!(annotate_within(tx.repo(), &commit4, &domain, file_path), @r"
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*******: 2
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*******: 1
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*******: 3
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");
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// Exclude intermediate commit, which is useless but works.
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let domain = RevsetExpression::commit(commit3.id().clone()).negated();
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insta::assert_snapshot!(annotate_within(tx.repo(), &commit4, &domain, file_path), @r"
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commit2: 2
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commit1: 1
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commit4: 3
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");
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}
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#[test]
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fn test_annotate_merge_split() {
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let settings = testutils::user_settings();
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let test_repo = TestRepo::init();
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let repo = &test_repo.repo;
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let root_commit_id = repo.store().root_commit_id();
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let file_path = RepoPath::from_internal_string("file");
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// 4 "2 1a 1b 3 4"
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// |\
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// | 3 "1b 3"
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// | |
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// 2 | "2 1a"
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// |/
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// 1 "1a 1b"
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let mut tx = repo.start_transaction(&settings);
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let mut create_commit = create_commit_fn(tx.repo_mut(), &settings);
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let content1 = "1a\n1b\n";
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let content2 = "2\n1a\n";
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let content3 = "1b\n3\n";
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let content4 = "2\n1a\n1b\n3\n4\n";
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let tree1 = create_tree(repo, &[(file_path, content1)]);
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let tree2 = create_tree(repo, &[(file_path, content2)]);
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let tree3 = create_tree(repo, &[(file_path, content3)]);
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let tree4 = create_tree(repo, &[(file_path, content4)]);
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let commit1 = create_commit("commit1", &[root_commit_id], tree1.id());
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let commit2 = create_commit("commit2", &[commit1.id()], tree2.id());
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let commit3 = create_commit("commit3", &[commit1.id()], tree3.id());
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let commit4 = create_commit("commit4", &[commit2.id(), commit3.id()], tree4.id());
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drop(create_commit);
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insta::assert_snapshot!(annotate(tx.repo(), &commit4, file_path), @r#"
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commit2: 2
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commit1: 1a
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commit1: 1b
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commit3: 3
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commit4: 4
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"#);
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}
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#[test]
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fn test_annotate_merge_split_interleaved() {
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let settings = testutils::user_settings();
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let test_repo = TestRepo::init();
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let repo = &test_repo.repo;
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let root_commit_id = repo.store().root_commit_id();
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let file_path = RepoPath::from_internal_string("file");
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// 6 "1a 4 1b 6 2a 5 2b"
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// |\
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// | 5 "1b 5 2b"
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// | |
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// 4 | "1a 4 2a"
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// |/
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// 3 "1a 1b 2a 2b"
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// |\
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// | 2 "2a 2b"
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// |
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// 1 "1a 1b"
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let mut tx = repo.start_transaction(&settings);
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let mut create_commit = create_commit_fn(tx.repo_mut(), &settings);
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let content1 = "1a\n1b\n";
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let content2 = "2a\n2b\n";
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let content3 = "1a\n1b\n2a\n2b\n";
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let content4 = "1a\n4\n2a\n";
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let content5 = "1b\n5\n2b\n";
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let content6 = "1a\n4\n1b\n6\n2a\n5\n2b\n";
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let tree1 = create_tree(repo, &[(file_path, content1)]);
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let tree2 = create_tree(repo, &[(file_path, content2)]);
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let tree3 = create_tree(repo, &[(file_path, content3)]);
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let tree4 = create_tree(repo, &[(file_path, content4)]);
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let tree5 = create_tree(repo, &[(file_path, content5)]);
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let tree6 = create_tree(repo, &[(file_path, content6)]);
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let commit1 = create_commit("commit1", &[root_commit_id], tree1.id());
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let commit2 = create_commit("commit2", &[root_commit_id], tree2.id());
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let commit3 = create_commit("commit3", &[commit1.id(), commit2.id()], tree3.id());
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let commit4 = create_commit("commit4", &[commit3.id()], tree4.id());
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let commit5 = create_commit("commit5", &[commit3.id()], tree5.id());
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let commit6 = create_commit("commit6", &[commit4.id(), commit5.id()], tree6.id());
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drop(create_commit);
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insta::assert_snapshot!(annotate(tx.repo(), &commit6, file_path), @r#"
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commit1: 1a
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commit4: 4
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commit1: 1b
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commit6: 6
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commit2: 2a
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commit5: 5
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commit2: 2b
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"#);
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}
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#[test]
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fn test_annotate_merge_dup() {
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let settings = testutils::user_settings();
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let test_repo = TestRepo::init();
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let repo = &test_repo.repo;
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let root_commit_id = repo.store().root_commit_id();
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let file_path = RepoPath::from_internal_string("file");
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// 4 "2 1 1 3 4"
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// |\
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// | 3 "1 3"
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// | |
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// 2 | "2 1"
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// |/
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// 1 "1"
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let mut tx = repo.start_transaction(&settings);
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let mut create_commit = create_commit_fn(tx.repo_mut(), &settings);
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let content1 = "1\n";
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let content2 = "2\n1\n";
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let content3 = "1\n3\n";
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let content4 = "2\n1\n1\n3\n4\n";
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let tree1 = create_tree(repo, &[(file_path, content1)]);
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let tree2 = create_tree(repo, &[(file_path, content2)]);
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let tree3 = create_tree(repo, &[(file_path, content3)]);
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let tree4 = create_tree(repo, &[(file_path, content4)]);
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let commit1 = create_commit("commit1", &[root_commit_id], tree1.id());
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let commit2 = create_commit("commit2", &[commit1.id()], tree2.id());
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let commit3 = create_commit("commit3", &[commit1.id()], tree3.id());
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let commit4 = create_commit("commit4", &[commit2.id(), commit3.id()], tree4.id());
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drop(create_commit);
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// Both "1"s can be propagated to commit1 through commit2 and commit3.
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// Alternatively, it's also good to interpret that one of the "1"s was
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// produced at commit2, commit3, or commit4.
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insta::assert_snapshot!(annotate(tx.repo(), &commit4, file_path), @r#"
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commit2: 2
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commit1: 1
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commit1: 1
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commit3: 3
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commit4: 4
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"#);
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}
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#[test]
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fn test_annotate_file_directory_transition() {
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let settings = testutils::user_settings();
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let test_repo = TestRepo::init();
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let repo = &test_repo.repo;
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let root_commit_id = repo.store().root_commit_id();
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let file_path1 = RepoPath::from_internal_string("file/was_dir");
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let file_path2 = RepoPath::from_internal_string("file");
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let mut tx = repo.start_transaction(&settings);
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let mut create_commit = create_commit_fn(tx.repo_mut(), &settings);
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let tree1 = create_tree(repo, &[(file_path1, "1\n")]);
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let tree2 = create_tree(repo, &[(file_path2, "2\n")]);
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let commit1 = create_commit("commit1", &[root_commit_id], tree1.id());
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let commit2 = create_commit("commit2", &[commit1.id()], tree2.id());
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drop(create_commit);
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insta::assert_snapshot!(annotate(tx.repo(), &commit2, file_path2), @r#"
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commit2: 2
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"#);
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}
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