forked from mirrors/jj
370 lines
14 KiB
Rust
370 lines
14 KiB
Rust
// Copyright 2022 The Jujutsu Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use std::path::{self, Path, PathBuf};
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use crate::common::{get_stderr_string, get_stdout_string, TestEnvironment};
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fn set_up_non_empty_git_repo(git_repo: &git2::Repository) {
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let signature =
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git2::Signature::new("Some One", "some.one@example.com", &git2::Time::new(0, 0)).unwrap();
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let mut tree_builder = git_repo.treebuilder(None).unwrap();
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let file_oid = git_repo.blob(b"content").unwrap();
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tree_builder
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.insert("file", file_oid, git2::FileMode::Blob.into())
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.unwrap();
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let tree_oid = tree_builder.write().unwrap();
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let tree = git_repo.find_tree(tree_oid).unwrap();
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git_repo
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.commit(
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Some("refs/heads/main"),
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&signature,
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&signature,
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"message",
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&tree,
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&[],
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)
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.unwrap();
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git_repo.set_head("refs/heads/main").unwrap();
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}
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#[test]
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fn test_git_clone() {
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let test_env = TestEnvironment::default();
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test_env.add_config("git.auto-local-branch = true");
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let git_repo_path = test_env.env_root().join("source");
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let git_repo = git2::Repository::init(git_repo_path).unwrap();
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// Clone an empty repo
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let (stdout, stderr) =
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test_env.jj_cmd_ok(test_env.env_root(), &["git", "clone", "source", "empty"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/empty"
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Nothing changed.
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"###);
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set_up_non_empty_git_repo(&git_repo);
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// Clone with relative source path
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let (stdout, stderr) =
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test_env.jj_cmd_ok(test_env.env_root(), &["git", "clone", "source", "clone"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/clone"
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branch: main@origin [new] tracked
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Working copy now at: uuqppmxq 1f0b881a (empty) (no description set)
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Parent commit : mzyxwzks 9f01a0e0 main | message
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Added 1 files, modified 0 files, removed 0 files
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"###);
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assert!(test_env.env_root().join("clone").join("file").exists());
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// Subsequent fetch should just work even if the source path was relative
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let (stdout, stderr) =
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test_env.jj_cmd_ok(&test_env.env_root().join("clone"), &["git", "fetch"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Nothing changed.
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"###);
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// Failed clone should clean up the destination directory
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std::fs::create_dir(test_env.env_root().join("bad")).unwrap();
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let assert = test_env
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.jj_cmd(test_env.env_root(), &["git", "clone", "bad", "failed"])
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.assert()
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.code(1);
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let stdout = test_env.normalize_output(&get_stdout_string(&assert));
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let stderr = test_env.normalize_output(&get_stderr_string(&assert));
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/failed"
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Error: could not find repository at '$TEST_ENV/bad'; class=Repository (6)
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"###);
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assert!(!test_env.env_root().join("failed").exists());
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// Failed clone shouldn't remove the existing destination directory
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std::fs::create_dir(test_env.env_root().join("failed")).unwrap();
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let assert = test_env
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.jj_cmd(test_env.env_root(), &["git", "clone", "bad", "failed"])
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.assert()
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.code(1);
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let stdout = test_env.normalize_output(&get_stdout_string(&assert));
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let stderr = test_env.normalize_output(&get_stderr_string(&assert));
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/failed"
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Error: could not find repository at '$TEST_ENV/bad'; class=Repository (6)
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"###);
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assert!(test_env.env_root().join("failed").exists());
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assert!(!test_env.env_root().join("failed").join(".jj").exists());
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// Failed clone (if attempted) shouldn't remove the existing workspace
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let stderr = test_env.jj_cmd_failure(test_env.env_root(), &["git", "clone", "bad", "clone"]);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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assert!(test_env.env_root().join("clone").join(".jj").exists());
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// Try cloning into an existing workspace
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let stderr = test_env.jj_cmd_failure(test_env.env_root(), &["git", "clone", "source", "clone"]);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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// Try cloning into an existing file
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std::fs::write(test_env.env_root().join("file"), "contents").unwrap();
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let stderr = test_env.jj_cmd_failure(test_env.env_root(), &["git", "clone", "source", "file"]);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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// Try cloning into non-empty, non-workspace directory
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std::fs::remove_dir_all(test_env.env_root().join("clone").join(".jj")).unwrap();
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let stderr = test_env.jj_cmd_failure(test_env.env_root(), &["git", "clone", "source", "clone"]);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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}
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#[test]
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fn test_git_clone_colocate() {
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let test_env = TestEnvironment::default();
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test_env.add_config("git.auto-local-branch = true");
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let git_repo_path = test_env.env_root().join("source");
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let git_repo = git2::Repository::init(git_repo_path).unwrap();
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// Clone an empty repo
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let (stdout, stderr) = test_env.jj_cmd_ok(
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test_env.env_root(),
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&["git", "clone", "source", "empty", "--colocate"],
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);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/empty"
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Nothing changed.
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"###);
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// git_target path should be relative to the store
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let store_path = test_env
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.env_root()
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.join(PathBuf::from_iter(["empty", ".jj", "repo", "store"]));
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let git_target_file_contents = std::fs::read_to_string(store_path.join("git_target")).unwrap();
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insta::assert_snapshot!(
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git_target_file_contents.replace(path::MAIN_SEPARATOR, "/"),
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@"../../../.git");
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set_up_non_empty_git_repo(&git_repo);
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// Clone with relative source path
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let (stdout, stderr) = test_env.jj_cmd_ok(
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test_env.env_root(),
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&["git", "clone", "source", "clone", "--colocate"],
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);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/clone"
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branch: main@origin [new] tracked
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Working copy now at: uuqppmxq 1f0b881a (empty) (no description set)
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Parent commit : mzyxwzks 9f01a0e0 main | message
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Added 1 files, modified 0 files, removed 0 files
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"###);
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assert!(test_env.env_root().join("clone").join("file").exists());
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assert!(test_env.env_root().join("clone").join(".git").exists());
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eprintln!(
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"{:?}",
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git_repo.head().expect("Repo head should be set").name()
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);
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let jj_git_repo = git2::Repository::open(test_env.env_root().join("clone"))
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.expect("Could not open clone repo");
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assert_eq!(
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jj_git_repo
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.head()
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.expect("Clone Repo HEAD should be set.")
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.symbolic_target(),
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git_repo
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.head()
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.expect("Repo HEAD should be set.")
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.symbolic_target()
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);
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// ".jj" directory should be ignored at Git side.
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#[allow(clippy::format_collect)]
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let git_statuses: String = jj_git_repo
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.statuses(None)
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.unwrap()
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.iter()
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.map(|entry| format!("{:?} {}\n", entry.status(), entry.path().unwrap()))
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.collect();
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insta::assert_snapshot!(git_statuses, @r###"
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Status(IGNORED) .jj/.gitignore
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Status(IGNORED) .jj/repo/
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Status(IGNORED) .jj/working_copy/
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"###);
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// The old default branch "master" shouldn't exist.
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insta::assert_snapshot!(
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get_branch_output(&test_env, &test_env.env_root().join("clone")), @r###"
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main: mzyxwzks 9f01a0e0 message
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@git: mzyxwzks 9f01a0e0 message
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@origin: mzyxwzks 9f01a0e0 message
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"###);
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// Subsequent fetch should just work even if the source path was relative
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let (stdout, stderr) =
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test_env.jj_cmd_ok(&test_env.env_root().join("clone"), &["git", "fetch"]);
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Nothing changed.
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"###);
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// Failed clone should clean up the destination directory
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std::fs::create_dir(test_env.env_root().join("bad")).unwrap();
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let assert = test_env
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.jj_cmd(
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test_env.env_root(),
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&["git", "clone", "--colocate", "bad", "failed"],
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)
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.assert()
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.code(1);
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let stdout = test_env.normalize_output(&get_stdout_string(&assert));
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let stderr = test_env.normalize_output(&get_stderr_string(&assert));
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/failed"
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Error: could not find repository at '$TEST_ENV/bad'; class=Repository (6)
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"###);
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assert!(!test_env.env_root().join("failed").exists());
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// Failed clone shouldn't remove the existing destination directory
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std::fs::create_dir(test_env.env_root().join("failed")).unwrap();
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let assert = test_env
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.jj_cmd(
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test_env.env_root(),
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&["git", "clone", "--colocate", "bad", "failed"],
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)
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.assert()
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.code(1);
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let stdout = test_env.normalize_output(&get_stdout_string(&assert));
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let stderr = test_env.normalize_output(&get_stderr_string(&assert));
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insta::assert_snapshot!(stdout, @"");
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/failed"
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Error: could not find repository at '$TEST_ENV/bad'; class=Repository (6)
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"###);
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assert!(test_env.env_root().join("failed").exists());
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assert!(!test_env.env_root().join("failed").join(".git").exists());
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assert!(!test_env.env_root().join("failed").join(".jj").exists());
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// Failed clone (if attempted) shouldn't remove the existing workspace
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let stderr = test_env.jj_cmd_failure(
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test_env.env_root(),
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&["git", "clone", "--colocate", "bad", "clone"],
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);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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assert!(test_env.env_root().join("clone").join(".git").exists());
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assert!(test_env.env_root().join("clone").join(".jj").exists());
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// Try cloning into an existing workspace
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let stderr = test_env.jj_cmd_failure(
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test_env.env_root(),
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&["git", "clone", "source", "clone", "--colocate"],
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);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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// Try cloning into an existing file
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std::fs::write(test_env.env_root().join("file"), "contents").unwrap();
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let stderr = test_env.jj_cmd_failure(
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test_env.env_root(),
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&["git", "clone", "source", "file", "--colocate"],
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);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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// Try cloning into non-empty, non-workspace directory
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std::fs::remove_dir_all(test_env.env_root().join("clone").join(".jj")).unwrap();
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let stderr = test_env.jj_cmd_failure(
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test_env.env_root(),
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&["git", "clone", "source", "clone", "--colocate"],
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);
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insta::assert_snapshot!(stderr, @r###"
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Error: Destination path exists and is not an empty directory
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"###);
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}
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#[test]
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fn test_git_clone_remote_default_branch() {
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let test_env = TestEnvironment::default();
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let git_repo_path = test_env.env_root().join("source");
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let git_repo = git2::Repository::init(git_repo_path).unwrap();
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set_up_non_empty_git_repo(&git_repo);
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// Create non-default branch in remote
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let oid = git_repo
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.find_reference("refs/heads/main")
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.unwrap()
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.target()
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.unwrap();
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git_repo
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.reference("refs/heads/feature1", oid, false, "")
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.unwrap();
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// All fetched branches will be imported if auto-local-branch is on
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test_env.add_config("git.auto-local-branch = true");
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let (_stdout, stderr) =
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test_env.jj_cmd_ok(test_env.env_root(), &["git", "clone", "source", "clone1"]);
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/clone1"
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branch: feature1@origin [new] tracked
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branch: main@origin [new] tracked
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Working copy now at: sqpuoqvx cad212e1 (empty) (no description set)
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Parent commit : mzyxwzks 9f01a0e0 feature1 main | message
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Added 1 files, modified 0 files, removed 0 files
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"###);
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insta::assert_snapshot!(
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get_branch_output(&test_env, &test_env.env_root().join("clone1")), @r###"
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feature1: mzyxwzks 9f01a0e0 message
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@origin: mzyxwzks 9f01a0e0 message
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main: mzyxwzks 9f01a0e0 message
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@origin: mzyxwzks 9f01a0e0 message
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"###);
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// Only the default branch will be imported if auto-local-branch is off
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test_env.add_config("git.auto-local-branch = false");
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let (_stdout, stderr) =
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test_env.jj_cmd_ok(test_env.env_root(), &["git", "clone", "source", "clone2"]);
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insta::assert_snapshot!(stderr, @r###"
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Fetching into new repo in "$TEST_ENV/clone2"
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branch: feature1@origin [new] untracked
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branch: main@origin [new] untracked
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Working copy now at: pmmvwywv fa729b1e (empty) (no description set)
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Parent commit : mzyxwzks 9f01a0e0 feature1@origin main | message
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Added 1 files, modified 0 files, removed 0 files
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"###);
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insta::assert_snapshot!(
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get_branch_output(&test_env, &test_env.env_root().join("clone2")), @r###"
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feature1@origin: mzyxwzks 9f01a0e0 message
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main: mzyxwzks 9f01a0e0 message
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@origin: mzyxwzks 9f01a0e0 message
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"###);
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}
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fn get_branch_output(test_env: &TestEnvironment, repo_path: &Path) -> String {
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test_env.jj_cmd_success(repo_path, &["branch", "list", "--all-remotes"])
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}
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