jj/tests/test_init_command.rs

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// Copyright 2020 The Jujutsu Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use std::path::PathBuf;
use crate::common::{get_stderr_string, get_stdout_string, TestEnvironment};
pub mod common;
fn init_git_repo(git_repo_path: &PathBuf) {
let git_repo = git2::Repository::init(git_repo_path).unwrap();
let git_blob_oid = git_repo.blob(b"some content").unwrap();
let mut git_tree_builder = git_repo.treebuilder(None).unwrap();
git_tree_builder
.insert("some-file", git_blob_oid, 0o100644)
.unwrap();
let git_tree_id = git_tree_builder.write().unwrap();
let git_tree = git_repo.find_tree(git_tree_id).unwrap();
let git_signature = git2::Signature::new(
"Git User",
"git.user@example.com",
&git2::Time::new(123, 60),
)
.unwrap();
git_repo
.commit(
Some("refs/heads/my-branch"),
&git_signature,
&git_signature,
"My commit message",
&git_tree,
&[],
)
.unwrap();
git_repo.set_head("refs/heads/my-branch").unwrap();
}
#[test]
fn test_init_git_internal() {
let test_env = TestEnvironment::default();
let stdout = test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
insta::assert_snapshot!(stdout, @r###"
Initialized repo in "repo"
"###);
let workspace_root = test_env.env_root().join("repo");
let jj_path = workspace_root.join(".jj");
let repo_path = jj_path.join("repo");
let store_path = repo_path.join("store");
assert!(workspace_root.is_dir());
assert!(jj_path.is_dir());
assert!(jj_path.join("working_copy").is_dir());
assert!(repo_path.is_dir());
assert!(store_path.is_dir());
assert!(store_path.join("git").is_dir());
assert!(store_path.join("git_target").is_file());
let git_target_file_contents = std::fs::read_to_string(store_path.join("git_target")).unwrap();
assert_eq!(git_target_file_contents, "git");
}
#[test]
fn test_init_git_external() {
let test_env = TestEnvironment::default();
let git_repo_path = test_env.env_root().join("git-repo");
init_git_repo(&git_repo_path);
let stdout = test_env.jj_cmd_success(
test_env.env_root(),
&[
"init",
"repo",
"--git-repo",
git_repo_path.to_str().unwrap(),
],
);
insta::assert_snapshot!(stdout, @r###"
Working copy now at: f6950fc115ae (no description set)
Added 1 files, modified 0 files, removed 0 files
Initialized repo in "repo"
"###);
let workspace_root = test_env.env_root().join("repo");
let jj_path = workspace_root.join(".jj");
let repo_path = jj_path.join("repo");
let store_path = repo_path.join("store");
assert!(workspace_root.is_dir());
assert!(jj_path.is_dir());
assert!(jj_path.join("working_copy").is_dir());
assert!(repo_path.is_dir());
assert!(store_path.is_dir());
let git_target_file_contents = std::fs::read_to_string(store_path.join("git_target")).unwrap();
assert!(git_target_file_contents
.replace('\\', "/")
.ends_with("/git-repo/.git"));
// Check that the Git repo's HEAD got checked out
let stdout = test_env.jj_cmd_success(&repo_path, &["log", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
mwrttmoslwzp git.user@example.com 1970-01-01 01:02:03.000 +01:00 my-branch HEAD@git 8d698d4a8ee1
My commit message
~
"###);
}
#[test]
fn test_init_git_external_bad_path() {
let test_env = TestEnvironment::default();
let stderr = test_env.jj_cmd_failure(
test_env.env_root(),
&["init", "repo", "--git-repo", "non-existent"],
);
insta::assert_snapshot!(stderr, @r###"
Error: $TEST_ENV/non-existent doesn't exist
"###);
}
#[test]
fn test_init_git_colocated() {
let test_env = TestEnvironment::default();
let workspace_root = test_env.env_root().join("repo");
init_git_repo(&workspace_root);
let stdout = test_env.jj_cmd_success(&workspace_root, &["init", "--git-repo", "."]);
insta::assert_snapshot!(stdout, @r###"
Initialized repo in "."
"###);
let jj_path = workspace_root.join(".jj");
let repo_path = jj_path.join("repo");
let store_path = repo_path.join("store");
assert!(workspace_root.is_dir());
assert!(jj_path.is_dir());
assert!(jj_path.join("working_copy").is_dir());
assert!(repo_path.is_dir());
assert!(store_path.is_dir());
let git_target_file_contents = std::fs::read_to_string(store_path.join("git_target")).unwrap();
assert!(git_target_file_contents
.replace('\\', "/")
.ends_with("../../../.git"));
// Check that the Git repo's HEAD got checked out
let stdout = test_env.jj_cmd_success(&repo_path, &["log", "-r", "@-"]);
insta::assert_snapshot!(stdout, @r###"
mwrttmoslwzp git.user@example.com 1970-01-01 01:02:03.000 +01:00 my-branch HEAD@git 8d698d4a8ee1
My commit message
~
"###);
}
#[test]
fn test_init_git_internal_but_could_be_colocated() {
let test_env = TestEnvironment::default();
let workspace_root = test_env.env_root().join("repo");
init_git_repo(&workspace_root);
let assert = test_env
.jj_cmd(&workspace_root, &["init", "--git"])
.assert()
.success();
insta::assert_snapshot!(get_stdout_string(&assert), @r###"
Initialized repo in "."
"###);
insta::assert_snapshot!(get_stderr_string(&assert), @r###"
Empty repo created.
Hint: To create a repo backed by the existing Git repo, run `jj init --git-repo=.` instead.
"###);
}
#[test]
fn test_init_git_bad_wc_path() {
let test_env = TestEnvironment::default();
std::fs::write(test_env.env_root().join("existing-file"), b"").unwrap();
let stderr = test_env.jj_cmd_failure(test_env.env_root(), &["init", "--git", "existing-file"]);
assert!(stderr.contains("Failed to create workspace"));
}
#[test]
fn test_init_local_disallowed() {
let test_env = TestEnvironment::default();
let stdout = test_env.jj_cmd_failure(test_env.env_root(), &["init", "repo"]);
insta::assert_snapshot!(stdout, @r###"
Error: The native backend is disallowed by default.
Hint: Did you mean to pass `--git`?
Set `ui.allow-init-native` to allow initializing a repo with the native backend.
"###);
}
#[test]
fn test_init_local() {
let test_env = TestEnvironment::default();
test_env.add_config(r#"ui.allow-init-native = true"#);
let stdout = test_env.jj_cmd_success(test_env.env_root(), &["init", "repo"]);
insta::assert_snapshot!(stdout, @r###"
Initialized repo in "repo"
"###);
let workspace_root = test_env.env_root().join("repo");
let jj_path = workspace_root.join(".jj");
let repo_path = jj_path.join("repo");
let store_path = repo_path.join("store");
assert!(workspace_root.is_dir());
assert!(jj_path.is_dir());
assert!(jj_path.join("working_copy").is_dir());
assert!(repo_path.is_dir());
assert!(store_path.is_dir());
assert!(store_path.join("commits").is_dir());
assert!(store_path.join("trees").is_dir());
assert!(store_path.join("files").is_dir());
assert!(store_path.join("symlinks").is_dir());
assert!(store_path.join("conflicts").is_dir());
}