forked from mirrors/jj
1076 lines
44 KiB
Rust
1076 lines
44 KiB
Rust
// Copyright 2020 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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#[cfg(unix)]
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use std::os::unix::fs::PermissionsExt;
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#[cfg(unix)]
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use std::os::unix::net::UnixListener;
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use std::path::Path;
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use std::sync::Arc;
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use itertools::Itertools;
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use jj_lib::backend::{MergedTreeId, TreeId, TreeValue};
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use jj_lib::file_util::{check_symlink_support, try_symlink};
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use jj_lib::fsmonitor::FsmonitorKind;
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use jj_lib::local_working_copy::LocalWorkingCopy;
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use jj_lib::merge::{Merge, MergedTreeValue};
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use jj_lib::merged_tree::{MergedTree, MergedTreeBuilder};
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use jj_lib::op_store::{OperationId, WorkspaceId};
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use jj_lib::repo::{ReadonlyRepo, Repo};
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use jj_lib::repo_path::{RepoPath, RepoPathBuf, RepoPathComponent};
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use jj_lib::settings::UserSettings;
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use jj_lib::working_copy::{CheckoutStats, SnapshotError, SnapshotOptions};
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use jj_lib::workspace::LockedWorkspace;
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use test_case::test_case;
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use testutils::{
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commit_with_tree, create_tree, write_random_commit, TestRepoBackend, TestWorkspace,
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};
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fn to_owned_path_vec(paths: &[&RepoPath]) -> Vec<RepoPathBuf> {
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paths.iter().map(|&path| path.to_owned()).collect()
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}
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fn tree_entries(tree: &MergedTree) -> Vec<(RepoPathBuf, Option<MergedTreeValue>)> {
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tree.entries()
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.map(|(path, result)| (path, result.ok()))
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.collect_vec()
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}
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#[test]
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fn test_root() {
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// Test that the working copy is clean and empty after init.
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init(&settings);
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let wc = test_workspace.workspace.working_copy();
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assert_eq!(wc.sparse_patterns().unwrap(), vec![RepoPathBuf::root()]);
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let new_tree = test_workspace.snapshot().unwrap();
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let repo = &test_workspace.repo;
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let wc_commit_id = repo
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.view()
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.get_wc_commit_id(&WorkspaceId::default())
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.unwrap();
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let wc_commit = repo.store().get_commit(wc_commit_id).unwrap();
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assert_eq!(new_tree.id(), *wc_commit.tree_id());
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assert_eq!(new_tree.id(), repo.store().empty_merged_tree_id());
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}
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#[test_case(TestRepoBackend::Local ; "local backend")]
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#[test_case(TestRepoBackend::Git ; "git backend")]
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fn test_checkout_file_transitions(backend: TestRepoBackend) {
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// Tests switching between commits where a certain path is of one type in one
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// commit and another type in the other. Includes a "missing" type, so we cover
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// additions and removals as well.
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init_with_backend(&settings, backend);
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let repo = &test_workspace.repo;
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let store = repo.store().clone();
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let workspace_root = test_workspace.workspace.workspace_root().clone();
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#[derive(Debug, PartialEq, Eq, Clone, Copy)]
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enum Kind {
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Missing,
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Normal,
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Executable,
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// Executable, but same content as Normal, to test transition where only the bit changed
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ExecutableNormalContent,
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Conflict,
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Symlink,
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Tree,
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GitSubmodule,
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}
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fn write_path(
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settings: &UserSettings,
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repo: &Arc<ReadonlyRepo>,
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tree_builder: &mut MergedTreeBuilder,
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kind: Kind,
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path: &RepoPath,
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) {
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let store = repo.store();
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let value = match kind {
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Kind::Missing => Merge::absent(),
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Kind::Normal => {
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let id = testutils::write_file(store, path, "normal file contents");
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Merge::normal(TreeValue::File {
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id,
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executable: false,
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})
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}
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Kind::Executable => {
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let id = testutils::write_file(store, path, "executable file contents");
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Merge::normal(TreeValue::File {
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id,
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executable: true,
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})
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}
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Kind::ExecutableNormalContent => {
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let id = testutils::write_file(store, path, "normal file contents");
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Merge::normal(TreeValue::File {
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id,
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executable: true,
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})
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}
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Kind::Conflict => {
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let base_file_id = testutils::write_file(store, path, "base file contents");
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let left_file_id = testutils::write_file(store, path, "left file contents");
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let right_file_id = testutils::write_file(store, path, "right file contents");
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Merge::from_removes_adds(
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vec![Some(TreeValue::File {
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id: base_file_id,
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executable: false,
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})],
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vec![
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Some(TreeValue::File {
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id: left_file_id,
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executable: false,
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}),
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Some(TreeValue::File {
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id: right_file_id,
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executable: false,
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}),
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],
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)
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}
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Kind::Symlink => {
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let id = store.write_symlink(path, "target").unwrap();
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Merge::normal(TreeValue::Symlink(id))
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}
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Kind::Tree => {
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let file_path = path.join(RepoPathComponent::new("file"));
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let id = testutils::write_file(store, &file_path, "normal file contents");
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let value = TreeValue::File {
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id,
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executable: false,
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};
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tree_builder.set_or_remove(file_path, Merge::normal(value));
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return;
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}
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Kind::GitSubmodule => {
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let mut tx = repo.start_transaction(settings);
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let id = write_random_commit(tx.mut_repo(), settings).id().clone();
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tx.commit("test");
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Merge::normal(TreeValue::GitSubmodule(id))
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}
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};
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tree_builder.set_or_remove(path.to_owned(), value);
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}
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let mut kinds = vec![
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Kind::Missing,
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Kind::Normal,
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Kind::Executable,
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Kind::ExecutableNormalContent,
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Kind::Conflict,
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Kind::Tree,
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];
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kinds.push(Kind::Symlink);
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if backend == TestRepoBackend::Git {
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kinds.push(Kind::GitSubmodule);
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}
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let mut left_tree_builder = MergedTreeBuilder::new(store.empty_merged_tree_id());
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let mut right_tree_builder = MergedTreeBuilder::new(store.empty_merged_tree_id());
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let mut files = vec![];
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for left_kind in &kinds {
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for right_kind in &kinds {
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let path = RepoPathBuf::from_internal_string(format!("{left_kind:?}_{right_kind:?}"));
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write_path(&settings, repo, &mut left_tree_builder, *left_kind, &path);
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write_path(&settings, repo, &mut right_tree_builder, *right_kind, &path);
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files.push((*left_kind, *right_kind, path.to_owned()));
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}
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}
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let left_tree_id = left_tree_builder.write_tree(&store).unwrap();
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let right_tree_id = right_tree_builder.write_tree(&store).unwrap();
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let left_commit = commit_with_tree(&store, left_tree_id);
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let right_commit = commit_with_tree(&store, right_tree_id.clone());
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let ws = &mut test_workspace.workspace;
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ws.check_out(repo.op_id().clone(), None, &left_commit)
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.unwrap();
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ws.check_out(repo.op_id().clone(), None, &right_commit)
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.unwrap();
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// Check that the working copy is clean.
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let new_tree = test_workspace.snapshot().unwrap();
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assert_eq!(new_tree.id(), right_tree_id);
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for (_left_kind, right_kind, path) in &files {
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let wc_path = workspace_root.join(path.as_internal_file_string());
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let maybe_metadata = wc_path.symlink_metadata();
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match right_kind {
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Kind::Missing => {
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assert!(maybe_metadata.is_err(), "{path:?} should not exist");
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}
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Kind::Normal => {
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assert!(maybe_metadata.is_ok(), "{path:?} should exist");
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let metadata = maybe_metadata.unwrap();
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assert!(metadata.is_file(), "{path:?} should be a file");
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#[cfg(unix)]
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assert_eq!(
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metadata.permissions().mode() & 0o111,
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0,
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"{path:?} should not be executable"
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);
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}
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Kind::Executable | Kind::ExecutableNormalContent => {
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assert!(maybe_metadata.is_ok(), "{path:?} should exist");
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let metadata = maybe_metadata.unwrap();
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assert!(metadata.is_file(), "{path:?} should be a file");
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#[cfg(unix)]
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assert_ne!(
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metadata.permissions().mode() & 0o111,
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0,
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"{path:?} should be executable"
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);
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}
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Kind::Conflict => {
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assert!(maybe_metadata.is_ok(), "{path:?} should exist");
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let metadata = maybe_metadata.unwrap();
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assert!(metadata.is_file(), "{path:?} should be a file");
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#[cfg(unix)]
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assert_eq!(
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metadata.permissions().mode() & 0o111,
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0,
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"{path:?} should not be executable"
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);
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}
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Kind::Symlink => {
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assert!(maybe_metadata.is_ok(), "{path:?} should exist");
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let metadata = maybe_metadata.unwrap();
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if check_symlink_support().unwrap_or(false) {
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assert!(
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metadata.file_type().is_symlink(),
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"{path:?} should be a symlink"
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);
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}
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}
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Kind::Tree => {
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assert!(maybe_metadata.is_ok(), "{path:?} should exist");
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let metadata = maybe_metadata.unwrap();
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assert!(metadata.is_dir(), "{path:?} should be a directory");
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}
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Kind::GitSubmodule => {
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// Not supported for now
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assert!(maybe_metadata.is_err(), "{path:?} should not exist");
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}
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};
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}
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}
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// Test case for issue #2165
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#[test]
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fn test_conflict_subdirectory() {
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init(&settings);
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let repo = &test_workspace.repo;
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let path = RepoPath::from_internal_string("sub/file");
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let empty_tree = create_tree(repo, &[]);
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let tree1 = create_tree(repo, &[(path, "0")]);
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let tree2 = create_tree(repo, &[(path, "1")]);
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let merged_tree = tree1.merge(&empty_tree, &tree2).unwrap();
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let commit1 = commit_with_tree(repo.store(), tree1.id());
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let merged_commit = commit_with_tree(repo.store(), merged_tree.id());
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let repo = &test_workspace.repo;
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let ws = &mut test_workspace.workspace;
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ws.check_out(repo.op_id().clone(), None, &commit1).unwrap();
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ws.check_out(repo.op_id().clone(), None, &merged_commit)
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.unwrap();
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}
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#[test]
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fn test_tree_builder_file_directory_transition() {
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let settings = testutils::user_settings();
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let test_workspace = TestWorkspace::init(&settings);
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let repo = &test_workspace.repo;
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let store = repo.store();
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let mut ws = test_workspace.workspace;
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let workspace_root = ws.workspace_root().clone();
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let mut check_out_tree = |tree_id: &TreeId| {
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let tree = repo.store().get_tree(RepoPath::root(), tree_id).unwrap();
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let commit = commit_with_tree(repo.store(), MergedTreeId::Legacy(tree.id().clone()));
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ws.check_out(repo.op_id().clone(), None, &commit).unwrap();
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};
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let parent_path = RepoPath::from_internal_string("foo/bar");
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let child_path = RepoPath::from_internal_string("foo/bar/baz");
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// Add file at parent_path
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let mut tree_builder = store.tree_builder(store.empty_tree_id().clone());
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testutils::write_normal_file(&mut tree_builder, parent_path, "");
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let tree_id = tree_builder.write_tree();
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check_out_tree(&tree_id);
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assert!(parent_path.to_fs_path(&workspace_root).is_file());
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assert!(!child_path.to_fs_path(&workspace_root).exists());
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// Turn parent_path into directory, add file at child_path
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let mut tree_builder = store.tree_builder(tree_id);
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tree_builder.remove(parent_path.to_owned());
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testutils::write_normal_file(&mut tree_builder, child_path, "");
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let tree_id = tree_builder.write_tree();
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check_out_tree(&tree_id);
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assert!(parent_path.to_fs_path(&workspace_root).is_dir());
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assert!(child_path.to_fs_path(&workspace_root).is_file());
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// Turn parent_path back to file
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let mut tree_builder = store.tree_builder(tree_id);
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tree_builder.remove(child_path.to_owned());
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testutils::write_normal_file(&mut tree_builder, parent_path, "");
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let tree_id = tree_builder.write_tree();
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check_out_tree(&tree_id);
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assert!(parent_path.to_fs_path(&workspace_root).is_file());
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assert!(!child_path.to_fs_path(&workspace_root).exists());
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}
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#[test]
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fn test_conflicting_changes_on_disk() {
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let settings = testutils::user_settings();
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let test_workspace = TestWorkspace::init(&settings);
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let repo = &test_workspace.repo;
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let mut ws = test_workspace.workspace;
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let workspace_root = ws.workspace_root().clone();
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// file on disk conflicts with file in target commit
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let file_file_path = RepoPath::from_internal_string("file-file");
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// file on disk conflicts with directory in target commit
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let file_dir_path = RepoPath::from_internal_string("file-dir");
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// directory on disk conflicts with file in target commit
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let dir_file_path = RepoPath::from_internal_string("dir-file");
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let tree = create_tree(
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repo,
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&[
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(file_file_path, "committed contents"),
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(
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&file_dir_path.join(RepoPathComponent::new("file")),
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"committed contents",
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),
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(dir_file_path, "committed contents"),
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],
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);
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let commit = commit_with_tree(repo.store(), tree.id());
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std::fs::write(
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file_file_path.to_fs_path(&workspace_root),
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"contents on disk",
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)
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.unwrap();
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std::fs::write(
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file_dir_path.to_fs_path(&workspace_root),
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"contents on disk",
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)
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.unwrap();
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std::fs::create_dir(dir_file_path.to_fs_path(&workspace_root)).unwrap();
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std::fs::write(
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dir_file_path.to_fs_path(&workspace_root).join("file"),
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"contents on disk",
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)
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.unwrap();
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let stats = ws.check_out(repo.op_id().clone(), None, &commit).unwrap();
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assert_eq!(
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stats,
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CheckoutStats {
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updated_files: 0,
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added_files: 3,
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removed_files: 0,
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skipped_files: 3,
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}
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);
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assert_eq!(
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std::fs::read_to_string(file_file_path.to_fs_path(&workspace_root)).ok(),
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Some("contents on disk".to_string())
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);
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assert_eq!(
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std::fs::read_to_string(file_dir_path.to_fs_path(&workspace_root)).ok(),
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Some("contents on disk".to_string())
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);
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assert_eq!(
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std::fs::read_to_string(dir_file_path.to_fs_path(&workspace_root).join("file")).ok(),
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Some("contents on disk".to_string())
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);
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}
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#[test]
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fn test_reset() {
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init(&settings);
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let repo = &test_workspace.repo;
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let op_id = repo.op_id().clone();
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let workspace_root = test_workspace.workspace.workspace_root().clone();
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let ignored_path = RepoPath::from_internal_string("ignored");
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let gitignore_path = RepoPath::from_internal_string(".gitignore");
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let tree_without_file = create_tree(repo, &[(gitignore_path, "ignored\n")]);
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let commit_without_file = commit_with_tree(repo.store(), tree_without_file.id().clone());
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let tree_with_file = create_tree(
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repo,
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&[(gitignore_path, "ignored\n"), (ignored_path, "code")],
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);
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let commit_with_file = commit_with_tree(repo.store(), tree_with_file.id().clone());
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let ws = &mut test_workspace.workspace;
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let commit = commit_with_tree(repo.store(), tree_with_file.id());
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ws.check_out(repo.op_id().clone(), None, &commit).unwrap();
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// Test the setup: the file should exist on disk and in the tree state.
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assert!(ignored_path.to_fs_path(&workspace_root).is_file());
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let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
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assert!(wc.file_states().unwrap().contains_path(ignored_path));
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// After we reset to the commit without the file, it should still exist on disk,
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// but it should not be in the tree state, and it should not get added when we
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// commit the working copy (because it's ignored).
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let mut locked_ws = ws.start_working_copy_mutation().unwrap();
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locked_ws.locked_wc().reset(&commit_without_file).unwrap();
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locked_ws.finish(op_id.clone()).unwrap();
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assert!(ignored_path.to_fs_path(&workspace_root).is_file());
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let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
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assert!(!wc.file_states().unwrap().contains_path(ignored_path));
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let new_tree = test_workspace.snapshot().unwrap();
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assert_eq!(new_tree.id(), tree_without_file.id());
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// Now test the opposite direction: resetting to a commit where the file is
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// tracked. The file should become tracked (even though it's ignored).
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let ws = &mut test_workspace.workspace;
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let mut locked_ws = ws.start_working_copy_mutation().unwrap();
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locked_ws.locked_wc().reset(&commit_with_file).unwrap();
|
|
locked_ws.finish(op_id.clone()).unwrap();
|
|
assert!(ignored_path.to_fs_path(&workspace_root).is_file());
|
|
let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
|
|
assert!(wc.file_states().unwrap().contains_path(ignored_path));
|
|
let new_tree = test_workspace.snapshot().unwrap();
|
|
assert_eq!(new_tree.id(), tree_with_file.id());
|
|
}
|
|
|
|
#[test]
|
|
fn test_checkout_discard() {
|
|
// Start a mutation, do a checkout, and then discard the mutation. The working
|
|
// copy files should remain changed, but the state files should not be
|
|
// written.
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let repo = test_workspace.repo.clone();
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
|
|
let file1_path = RepoPath::from_internal_string("file1");
|
|
let file2_path = RepoPath::from_internal_string("file2");
|
|
|
|
let store = repo.store();
|
|
let tree1 = create_tree(&repo, &[(file1_path, "contents")]);
|
|
let tree2 = create_tree(&repo, &[(file2_path, "contents")]);
|
|
let commit1 = commit_with_tree(repo.store(), tree1.id());
|
|
let commit2 = commit_with_tree(repo.store(), tree2.id());
|
|
|
|
let ws = &mut test_workspace.workspace;
|
|
ws.check_out(repo.op_id().clone(), None, &commit1).unwrap();
|
|
let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
|
|
let state_path = wc.state_path().to_path_buf();
|
|
|
|
// Test the setup: the file should exist on disk and in the tree state.
|
|
assert!(file1_path.to_fs_path(&workspace_root).is_file());
|
|
let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
|
|
assert!(wc.file_states().unwrap().contains_path(file1_path));
|
|
|
|
// Start a checkout
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
locked_ws.locked_wc().check_out(&commit2).unwrap();
|
|
// The change should be reflected in the working copy but not saved
|
|
assert!(!file1_path.to_fs_path(&workspace_root).is_file());
|
|
assert!(file2_path.to_fs_path(&workspace_root).is_file());
|
|
let reloaded_wc =
|
|
LocalWorkingCopy::load(store.clone(), workspace_root.clone(), state_path.clone());
|
|
assert!(reloaded_wc.file_states().unwrap().contains_path(file1_path));
|
|
assert!(!reloaded_wc.file_states().unwrap().contains_path(file2_path));
|
|
drop(locked_ws);
|
|
|
|
// The change should remain in the working copy, but not in memory and not saved
|
|
let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
|
|
assert!(wc.file_states().unwrap().contains_path(file1_path));
|
|
assert!(!wc.file_states().unwrap().contains_path(file2_path));
|
|
assert!(!file1_path.to_fs_path(&workspace_root).is_file());
|
|
assert!(file2_path.to_fs_path(&workspace_root).is_file());
|
|
let reloaded_wc = LocalWorkingCopy::load(store.clone(), workspace_root, state_path);
|
|
assert!(reloaded_wc.file_states().unwrap().contains_path(file1_path));
|
|
assert!(!reloaded_wc.file_states().unwrap().contains_path(file2_path));
|
|
}
|
|
|
|
#[test]
|
|
fn test_snapshot_racy_timestamps() {
|
|
// Tests that file modifications are detected even if they happen the same
|
|
// millisecond as the updated working copy state.
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let repo = &test_workspace.repo;
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
|
|
let file_path = workspace_root.join("file");
|
|
let mut previous_tree_id = repo.store().empty_merged_tree_id();
|
|
for i in 0..100 {
|
|
std::fs::write(&file_path, format!("contents {i}").as_bytes()).unwrap();
|
|
let mut locked_ws = test_workspace
|
|
.workspace
|
|
.start_working_copy_mutation()
|
|
.unwrap();
|
|
let new_tree_id = locked_ws
|
|
.locked_wc()
|
|
.snapshot(SnapshotOptions::empty_for_test())
|
|
.unwrap();
|
|
assert_ne!(new_tree_id, previous_tree_id);
|
|
previous_tree_id = new_tree_id;
|
|
}
|
|
}
|
|
|
|
#[cfg(unix)]
|
|
#[test]
|
|
fn test_snapshot_special_file() {
|
|
// Tests that we ignore when special files (such as sockets and pipes) exist on
|
|
// disk.
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
let store = test_workspace.repo.store();
|
|
let ws = &mut test_workspace.workspace;
|
|
|
|
let file1_path = RepoPath::from_internal_string("file1");
|
|
let file1_disk_path = file1_path.to_fs_path(&workspace_root);
|
|
std::fs::write(&file1_disk_path, "contents".as_bytes()).unwrap();
|
|
let file2_path = RepoPath::from_internal_string("file2");
|
|
let file2_disk_path = file2_path.to_fs_path(&workspace_root);
|
|
std::fs::write(file2_disk_path, "contents".as_bytes()).unwrap();
|
|
let socket_disk_path = workspace_root.join("socket");
|
|
UnixListener::bind(&socket_disk_path).unwrap();
|
|
// Test the setup
|
|
assert!(socket_disk_path.exists());
|
|
assert!(!socket_disk_path.is_file());
|
|
|
|
// Snapshot the working copy with the socket file
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
let tree_id = locked_ws
|
|
.locked_wc()
|
|
.snapshot(SnapshotOptions::empty_for_test())
|
|
.unwrap();
|
|
locked_ws.finish(OperationId::from_hex("abc123")).unwrap();
|
|
let tree = store.get_root_tree(&tree_id).unwrap();
|
|
// Only the regular files should be in the tree
|
|
assert_eq!(
|
|
tree.entries().map(|(path, _value)| path).collect_vec(),
|
|
to_owned_path_vec(&[file1_path, file2_path])
|
|
);
|
|
let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
|
|
assert_eq!(
|
|
wc.file_states().unwrap().paths().collect_vec(),
|
|
vec![file1_path, file2_path]
|
|
);
|
|
|
|
// Replace a regular file by a socket and snapshot the working copy again
|
|
std::fs::remove_file(&file1_disk_path).unwrap();
|
|
UnixListener::bind(&file1_disk_path).unwrap();
|
|
let tree = test_workspace.snapshot().unwrap();
|
|
// Only the regular file should be in the tree
|
|
assert_eq!(
|
|
tree.entries().map(|(path, _value)| path).collect_vec(),
|
|
to_owned_path_vec(&[file2_path])
|
|
);
|
|
let ws = &mut test_workspace.workspace;
|
|
let wc: &LocalWorkingCopy = ws.working_copy().as_any().downcast_ref().unwrap();
|
|
assert_eq!(
|
|
wc.file_states().unwrap().paths().collect_vec(),
|
|
vec![file2_path]
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_gitignores() {
|
|
// Tests that .gitignore files are respected.
|
|
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
|
|
let gitignore_path = RepoPath::from_internal_string(".gitignore");
|
|
let added_path = RepoPath::from_internal_string("added");
|
|
let modified_path = RepoPath::from_internal_string("modified");
|
|
let removed_path = RepoPath::from_internal_string("removed");
|
|
let ignored_path = RepoPath::from_internal_string("ignored");
|
|
let subdir_modified_path = RepoPath::from_internal_string("dir/modified");
|
|
let subdir_ignored_path = RepoPath::from_internal_string("dir/ignored");
|
|
|
|
testutils::write_working_copy_file(&workspace_root, gitignore_path, "ignored\n");
|
|
testutils::write_working_copy_file(&workspace_root, modified_path, "1");
|
|
testutils::write_working_copy_file(&workspace_root, removed_path, "1");
|
|
std::fs::create_dir(workspace_root.join("dir")).unwrap();
|
|
testutils::write_working_copy_file(&workspace_root, subdir_modified_path, "1");
|
|
|
|
let tree1 = test_workspace.snapshot().unwrap();
|
|
let files1 = tree1.entries().map(|(name, _value)| name).collect_vec();
|
|
assert_eq!(
|
|
files1,
|
|
to_owned_path_vec(&[
|
|
gitignore_path,
|
|
subdir_modified_path,
|
|
modified_path,
|
|
removed_path,
|
|
])
|
|
);
|
|
|
|
testutils::write_working_copy_file(
|
|
&workspace_root,
|
|
gitignore_path,
|
|
"ignored\nmodified\nremoved\n",
|
|
);
|
|
testutils::write_working_copy_file(&workspace_root, added_path, "2");
|
|
testutils::write_working_copy_file(&workspace_root, modified_path, "2");
|
|
std::fs::remove_file(removed_path.to_fs_path(&workspace_root)).unwrap();
|
|
testutils::write_working_copy_file(&workspace_root, ignored_path, "2");
|
|
testutils::write_working_copy_file(&workspace_root, subdir_modified_path, "2");
|
|
testutils::write_working_copy_file(&workspace_root, subdir_ignored_path, "2");
|
|
|
|
let tree2 = test_workspace.snapshot().unwrap();
|
|
let files2 = tree2.entries().map(|(name, _value)| name).collect_vec();
|
|
assert_eq!(
|
|
files2,
|
|
to_owned_path_vec(&[
|
|
gitignore_path,
|
|
added_path,
|
|
subdir_modified_path,
|
|
modified_path,
|
|
])
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn test_gitignores_in_ignored_dir() {
|
|
// Tests that .gitignore files in an ignored directory are ignored, i.e. that
|
|
// they cannot override the ignores from the parent
|
|
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let op_id = test_workspace.repo.op_id().clone();
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
|
|
let gitignore_path = RepoPath::from_internal_string(".gitignore");
|
|
let nested_gitignore_path = RepoPath::from_internal_string("ignored/.gitignore");
|
|
let ignored_path = RepoPath::from_internal_string("ignored/file");
|
|
|
|
let tree1 = create_tree(&test_workspace.repo, &[(gitignore_path, "ignored\n")]);
|
|
let commit1 = commit_with_tree(test_workspace.repo.store(), tree1.id());
|
|
let ws = &mut test_workspace.workspace;
|
|
ws.check_out(op_id.clone(), None, &commit1).unwrap();
|
|
|
|
testutils::write_working_copy_file(&workspace_root, nested_gitignore_path, "!file\n");
|
|
testutils::write_working_copy_file(&workspace_root, ignored_path, "contents");
|
|
|
|
let new_tree = test_workspace.snapshot().unwrap();
|
|
assert_eq!(tree_entries(&new_tree), tree_entries(&tree1));
|
|
|
|
// The nested .gitignore is ignored even if it's tracked
|
|
let tree2 = create_tree(
|
|
&test_workspace.repo,
|
|
&[
|
|
(gitignore_path, "ignored\n"),
|
|
(nested_gitignore_path, "!file\n"),
|
|
],
|
|
);
|
|
let commit2 = commit_with_tree(test_workspace.repo.store(), tree2.id().clone());
|
|
let mut locked_ws = test_workspace
|
|
.workspace
|
|
.start_working_copy_mutation()
|
|
.unwrap();
|
|
locked_ws.locked_wc().reset(&commit2).unwrap();
|
|
locked_ws.finish(OperationId::from_hex("abc123")).unwrap();
|
|
|
|
let new_tree = test_workspace.snapshot().unwrap();
|
|
assert_eq!(tree_entries(&new_tree), tree_entries(&tree2));
|
|
}
|
|
|
|
#[test]
|
|
fn test_gitignores_checkout_never_overwrites_ignored() {
|
|
// Tests that a .gitignore'd file doesn't get overwritten if check out a commit
|
|
// where the file is tracked.
|
|
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let repo = &test_workspace.repo;
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
|
|
// Write an ignored file called "modified" to disk
|
|
let gitignore_path = RepoPath::from_internal_string(".gitignore");
|
|
testutils::write_working_copy_file(&workspace_root, gitignore_path, "modified\n");
|
|
let modified_path = RepoPath::from_internal_string("modified");
|
|
testutils::write_working_copy_file(&workspace_root, modified_path, "garbage");
|
|
|
|
// Create a tree that adds the same file but with different contents
|
|
let tree = create_tree(repo, &[(modified_path, "contents")]);
|
|
let commit = commit_with_tree(repo.store(), tree.id());
|
|
|
|
// Now check out the tree that adds the file "modified" with contents
|
|
// "contents". The exiting contents ("garbage") shouldn't be replaced in the
|
|
// working copy.
|
|
let ws = &mut test_workspace.workspace;
|
|
assert!(ws.check_out(repo.op_id().clone(), None, &commit).is_ok());
|
|
|
|
// Check that the old contents are in the working copy
|
|
let path = workspace_root.join("modified");
|
|
assert!(path.is_file());
|
|
assert_eq!(std::fs::read(&path).unwrap(), b"garbage");
|
|
}
|
|
|
|
#[test]
|
|
fn test_gitignores_ignored_directory_already_tracked() {
|
|
// Tests that a .gitignore'd directory that already has a tracked file in it
|
|
// does not get removed when snapshotting the working directory.
|
|
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
let repo = test_workspace.repo.clone();
|
|
|
|
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
|
|
enum Kind {
|
|
Normal,
|
|
Executable,
|
|
Symlink,
|
|
}
|
|
let create_tree_with_kind = |path_contents: &[(&RepoPath, Kind, &str)]| {
|
|
let store = repo.store();
|
|
let mut tree_builder = store.tree_builder(store.empty_tree_id().clone());
|
|
for (path, kind, contents) in path_contents {
|
|
match kind {
|
|
Kind::Normal => {
|
|
testutils::write_normal_file(&mut tree_builder, path, contents);
|
|
}
|
|
Kind::Executable => {
|
|
testutils::write_executable_file(&mut tree_builder, path, contents);
|
|
}
|
|
Kind::Symlink => {
|
|
testutils::write_symlink(&mut tree_builder, path, contents);
|
|
}
|
|
}
|
|
}
|
|
let id = tree_builder.write_tree();
|
|
MergedTree::legacy(store.get_tree(RepoPath::root(), &id).unwrap())
|
|
};
|
|
|
|
let gitignore_path = RepoPath::from_internal_string(".gitignore");
|
|
let unchanged_normal_path = RepoPath::from_internal_string("ignored/unchanged_normal");
|
|
let modified_normal_path = RepoPath::from_internal_string("ignored/modified_normal");
|
|
let deleted_normal_path = RepoPath::from_internal_string("ignored/deleted_normal");
|
|
let unchanged_executable_path = RepoPath::from_internal_string("ignored/unchanged_executable");
|
|
let modified_executable_path = RepoPath::from_internal_string("ignored/modified_executable");
|
|
let deleted_executable_path = RepoPath::from_internal_string("ignored/deleted_executable");
|
|
let unchanged_symlink_path = RepoPath::from_internal_string("ignored/unchanged_symlink");
|
|
let modified_symlink_path = RepoPath::from_internal_string("ignored/modified_symlink");
|
|
let deleted_symlink_path = RepoPath::from_internal_string("ignored/deleted_symlink");
|
|
let tree = create_tree_with_kind(&[
|
|
(gitignore_path, Kind::Normal, "/ignored/\n"),
|
|
(unchanged_normal_path, Kind::Normal, "contents"),
|
|
(modified_normal_path, Kind::Normal, "contents"),
|
|
(deleted_normal_path, Kind::Normal, "contents"),
|
|
(unchanged_executable_path, Kind::Executable, "contents"),
|
|
(modified_executable_path, Kind::Executable, "contents"),
|
|
(deleted_executable_path, Kind::Executable, "contents"),
|
|
(unchanged_symlink_path, Kind::Symlink, "contents"),
|
|
(modified_symlink_path, Kind::Symlink, "contents"),
|
|
(deleted_symlink_path, Kind::Symlink, "contents"),
|
|
]);
|
|
let commit = commit_with_tree(repo.store(), tree.id());
|
|
|
|
// Check out the tree with the files in `ignored/`
|
|
let ws = &mut test_workspace.workspace;
|
|
ws.check_out(repo.op_id().clone(), None, &commit).unwrap();
|
|
|
|
// Make some changes inside the ignored directory and check that they are
|
|
// detected when we snapshot. The files that are still there should not be
|
|
// deleted from the resulting tree.
|
|
std::fs::write(modified_normal_path.to_fs_path(&workspace_root), "modified").unwrap();
|
|
std::fs::remove_file(deleted_normal_path.to_fs_path(&workspace_root)).unwrap();
|
|
std::fs::write(
|
|
modified_executable_path.to_fs_path(&workspace_root),
|
|
"modified",
|
|
)
|
|
.unwrap();
|
|
std::fs::remove_file(deleted_executable_path.to_fs_path(&workspace_root)).unwrap();
|
|
let fs_path = modified_symlink_path.to_fs_path(&workspace_root);
|
|
std::fs::remove_file(&fs_path).unwrap();
|
|
if check_symlink_support().unwrap_or(false) {
|
|
try_symlink("modified", &fs_path).unwrap();
|
|
} else {
|
|
std::fs::write(fs_path, "modified").unwrap();
|
|
}
|
|
std::fs::remove_file(deleted_symlink_path.to_fs_path(&workspace_root)).unwrap();
|
|
let new_tree = test_workspace.snapshot().unwrap();
|
|
let expected_tree = create_tree_with_kind(&[
|
|
(gitignore_path, Kind::Normal, "/ignored/\n"),
|
|
(unchanged_normal_path, Kind::Normal, "contents"),
|
|
(modified_normal_path, Kind::Normal, "modified"),
|
|
(unchanged_executable_path, Kind::Executable, "contents"),
|
|
(modified_executable_path, Kind::Executable, "modified"),
|
|
(unchanged_symlink_path, Kind::Symlink, "contents"),
|
|
(modified_symlink_path, Kind::Symlink, "modified"),
|
|
]);
|
|
assert_eq!(tree_entries(&new_tree), tree_entries(&expected_tree));
|
|
}
|
|
|
|
#[test]
|
|
fn test_dotgit_ignored() {
|
|
// Tests that .git directories and files are always ignored (we could accept
|
|
// them if the backend is not git).
|
|
|
|
let settings = testutils::user_settings();
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let store = test_workspace.repo.store().clone();
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
|
|
// Test with a .git/ directory (with a file in, since we don't write empty
|
|
// trees)
|
|
let dotgit_path = workspace_root.join(".git");
|
|
std::fs::create_dir(&dotgit_path).unwrap();
|
|
testutils::write_working_copy_file(
|
|
&workspace_root,
|
|
RepoPath::from_internal_string(".git/file"),
|
|
"contents",
|
|
);
|
|
let new_tree = test_workspace.snapshot().unwrap();
|
|
let empty_tree_id = store.empty_merged_tree_id();
|
|
assert_eq!(new_tree.id(), empty_tree_id);
|
|
std::fs::remove_dir_all(&dotgit_path).unwrap();
|
|
|
|
// Test with a .git file
|
|
testutils::write_working_copy_file(
|
|
&workspace_root,
|
|
RepoPath::from_internal_string(".git"),
|
|
"contents",
|
|
);
|
|
let new_tree = test_workspace.snapshot().unwrap();
|
|
assert_eq!(new_tree.id(), empty_tree_id);
|
|
}
|
|
|
|
#[test]
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fn test_gitsubmodule() {
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// Tests that git submodules are ignored.
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init_with_backend(&settings, TestRepoBackend::Git);
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let repo = &test_workspace.repo;
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let store = repo.store().clone();
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let workspace_root = test_workspace.workspace.workspace_root().clone();
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let mut tree_builder = store.tree_builder(store.empty_tree_id().clone());
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let added_path = RepoPath::from_internal_string("added");
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let submodule_path = RepoPath::from_internal_string("submodule");
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let added_submodule_path = RepoPath::from_internal_string("submodule/added");
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tree_builder.set(
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added_path.to_owned(),
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TreeValue::File {
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id: testutils::write_file(repo.store(), added_path, "added\n"),
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executable: false,
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},
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);
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let mut tx = repo.start_transaction(&settings);
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let submodule_id = write_random_commit(tx.mut_repo(), &settings).id().clone();
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tx.commit("create submodule commit");
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tree_builder.set(
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submodule_path.to_owned(),
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TreeValue::GitSubmodule(submodule_id),
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);
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let tree_id = MergedTreeId::Legacy(tree_builder.write_tree());
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let tree = store.get_root_tree(&tree_id).unwrap();
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let commit = commit_with_tree(repo.store(), tree.id());
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let ws = &mut test_workspace.workspace;
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ws.check_out(repo.op_id().clone(), None, &commit).unwrap();
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std::fs::create_dir(submodule_path.to_fs_path(&workspace_root)).unwrap();
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testutils::write_working_copy_file(
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&workspace_root,
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added_submodule_path,
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"i am a file in a submodule\n",
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);
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// Check that the files present in the submodule are not tracked
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// when we snapshot
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let new_tree = test_workspace.snapshot().unwrap();
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assert_eq!(new_tree.id(), tree_id);
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// Check that the files in the submodule are not deleted
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let file_in_submodule_path = added_submodule_path.to_fs_path(&workspace_root);
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assert!(
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file_in_submodule_path.metadata().is_ok(),
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"{file_in_submodule_path:?} should exist"
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);
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}
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#[test]
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fn test_existing_directory_symlink() {
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init(&settings);
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let repo = &test_workspace.repo;
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let workspace_root = test_workspace.workspace.workspace_root().clone();
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|
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// Creates a symlink in working directory, and a tree that will add a file under
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// the symlinked directory.
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if check_symlink_support().unwrap_or(false) {
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try_symlink("..", workspace_root.join("parent")).unwrap();
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} else {
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return;
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}
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|
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let file_path = RepoPath::from_internal_string("parent/escaped");
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let tree = create_tree(repo, &[(file_path, "contents")]);
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let commit = commit_with_tree(repo.store(), tree.id());
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// Checkout should fail because "parent" already exists and is a symlink.
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let ws = &mut test_workspace.workspace;
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assert!(ws.check_out(repo.op_id().clone(), None, &commit).is_err());
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// Therefore, "../escaped" shouldn't be created.
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assert!(!workspace_root.parent().unwrap().join("escaped").exists());
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}
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|
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|
#[test]
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fn test_fsmonitor() {
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let settings = testutils::user_settings();
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let mut test_workspace = TestWorkspace::init(&settings);
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let repo = &test_workspace.repo;
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let workspace_root = test_workspace.workspace.workspace_root().clone();
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|
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let ws = &mut test_workspace.workspace;
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assert_eq!(
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ws.working_copy().sparse_patterns().unwrap(),
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vec![RepoPathBuf::root()]
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|
);
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|
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|
let foo_path = RepoPath::from_internal_string("foo");
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|
let bar_path = RepoPath::from_internal_string("bar");
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let nested_path = RepoPath::from_internal_string("path/to/nested");
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testutils::write_working_copy_file(&workspace_root, foo_path, "foo\n");
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testutils::write_working_copy_file(&workspace_root, bar_path, "bar\n");
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testutils::write_working_copy_file(&workspace_root, nested_path, "nested\n");
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|
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|
let ignored_path = RepoPath::from_internal_string("path/to/ignored");
|
|
let gitignore_path = RepoPath::from_internal_string("path/.gitignore");
|
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testutils::write_working_copy_file(&workspace_root, ignored_path, "ignored\n");
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testutils::write_working_copy_file(&workspace_root, gitignore_path, "to/ignored\n");
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|
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|
let snapshot = |locked_ws: &mut LockedWorkspace, paths: &[&RepoPath]| {
|
|
let fs_paths = paths.iter().map(|p| p.to_fs_path(Path::new(""))).collect();
|
|
locked_ws
|
|
.locked_wc()
|
|
.snapshot(SnapshotOptions {
|
|
fsmonitor_kind: FsmonitorKind::Test {
|
|
changed_files: fs_paths,
|
|
},
|
|
..SnapshotOptions::empty_for_test()
|
|
})
|
|
.unwrap()
|
|
};
|
|
|
|
{
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
let tree_id = snapshot(&mut locked_ws, &[]);
|
|
assert_eq!(tree_id, repo.store().empty_merged_tree_id());
|
|
}
|
|
|
|
{
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
let tree_id = snapshot(&mut locked_ws, &[foo_path]);
|
|
insta::assert_snapshot!(testutils::dump_tree(repo.store(), &tree_id), @r###"
|
|
tree d5e38c0a1b0ee5de47c5
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|
file "foo" (e99c2057c15160add351): "foo\n"
|
|
"###);
|
|
}
|
|
|
|
{
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
let tree_id = snapshot(
|
|
&mut locked_ws,
|
|
&[foo_path, bar_path, nested_path, ignored_path],
|
|
);
|
|
insta::assert_snapshot!(testutils::dump_tree(repo.store(), &tree_id), @r###"
|
|
tree f408c8d080414f8e90e1
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|
file "bar" (94cc973e7e1aefb7eff6): "bar\n"
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|
file "foo" (e99c2057c15160add351): "foo\n"
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|
file "path/to/nested" (6209060941cd770c8d46): "nested\n"
|
|
"###);
|
|
locked_ws.finish(repo.op_id().clone()).unwrap();
|
|
}
|
|
|
|
{
|
|
testutils::write_working_copy_file(&workspace_root, foo_path, "updated foo\n");
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|
testutils::write_working_copy_file(&workspace_root, bar_path, "updated bar\n");
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
let tree_id = snapshot(&mut locked_ws, &[foo_path]);
|
|
insta::assert_snapshot!(testutils::dump_tree(repo.store(), &tree_id), @r###"
|
|
tree e994a93c46f41dc91704
|
|
file "bar" (94cc973e7e1aefb7eff6): "bar\n"
|
|
file "foo" (e0fbd106147cc04ccd05): "updated foo\n"
|
|
file "path/to/nested" (6209060941cd770c8d46): "nested\n"
|
|
"###);
|
|
}
|
|
|
|
{
|
|
std::fs::remove_file(foo_path.to_fs_path(&workspace_root)).unwrap();
|
|
let mut locked_ws = ws.start_working_copy_mutation().unwrap();
|
|
let tree_id = snapshot(&mut locked_ws, &[foo_path]);
|
|
insta::assert_snapshot!(testutils::dump_tree(repo.store(), &tree_id), @r###"
|
|
tree 1df764981d4d74a4ecfa
|
|
file "bar" (94cc973e7e1aefb7eff6): "bar\n"
|
|
file "path/to/nested" (6209060941cd770c8d46): "nested\n"
|
|
"###);
|
|
locked_ws.finish(repo.op_id().clone()).unwrap();
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_snapshot_max_new_file_size() {
|
|
let settings = UserSettings::from_config(
|
|
testutils::base_config()
|
|
.add_source(config::File::from_str(
|
|
"snapshot.max-new-file-size = \"1KiB\"",
|
|
config::FileFormat::Toml,
|
|
))
|
|
.build()
|
|
.unwrap(),
|
|
);
|
|
let mut test_workspace = TestWorkspace::init(&settings);
|
|
let workspace_root = test_workspace.workspace.workspace_root().clone();
|
|
let small_path = RepoPath::from_internal_string("small");
|
|
let large_path = RepoPath::from_internal_string("large");
|
|
std::fs::write(small_path.to_fs_path(&workspace_root), vec![0; 1024]).unwrap();
|
|
test_workspace
|
|
.snapshot()
|
|
.expect("files exactly matching the size limit should succeed");
|
|
std::fs::write(small_path.to_fs_path(&workspace_root), vec![0; 1024 + 1]).unwrap();
|
|
test_workspace
|
|
.snapshot()
|
|
.expect("existing files may grow beyond the size limit");
|
|
// A new file of 1KiB + 1 bytes should fail
|
|
std::fs::write(large_path.to_fs_path(&workspace_root), vec![0; 1024 + 1]).unwrap();
|
|
let err = test_workspace
|
|
.snapshot()
|
|
.expect_err("new files beyond the size limit should fail");
|
|
assert!(
|
|
matches!(err, SnapshotError::NewFileTooLarge { .. }),
|
|
"the failure should be attributed to new file size"
|
|
);
|
|
}
|