jj/tests/test_gitignores.rs
2022-04-02 14:22:58 -07:00

67 lines
2.4 KiB
Rust

// Copyright 2020 Google LLC
//
// 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::io::Write;
use crate::common::TestEnvironment;
pub mod common;
#[test]
fn test_gitignores() {
let test_env = TestEnvironment::default();
let workspace_root = test_env.env_root().join("repo");
git2::Repository::init(&workspace_root).unwrap();
test_env.jj_cmd_success(&workspace_root, &["init", "--git-repo", "."]);
// Say in core.excludesFiles that we don't want file1, file2, or file3
let mut file = std::fs::OpenOptions::new()
.append(true)
.open(workspace_root.join(".git").join("config"))
.unwrap();
// Put the file in "~/my-ignores" so we also test that "~" expands to "$HOME"
file.write_all(b"[core]\nexcludesFile=~/my-ignores\n")
.unwrap();
drop(file);
std::fs::write(
test_env.home_dir().join("my-ignores"),
"file1\nfile2\nfile3",
)
.unwrap();
// Say in .git/info/exclude that we actually do want file2 and file3
let mut file = std::fs::OpenOptions::new()
.append(true)
.open(workspace_root.join(".git").join("info").join("exclude"))
.unwrap();
file.write_all(b"!file2\n!file3").unwrap();
drop(file);
// Say in .gitignore (in the working copy) that we actually do not want file2
// (again)
std::fs::write(workspace_root.join(".gitignore"), "file2").unwrap();
// Writes some files to the working copy
std::fs::write(workspace_root.join("file0"), "contents").unwrap();
std::fs::write(workspace_root.join("file1"), "contents").unwrap();
std::fs::write(workspace_root.join("file2"), "contents").unwrap();
std::fs::write(workspace_root.join("file3"), "contents").unwrap();
let stdout = test_env.jj_cmd_success(&workspace_root, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
A .gitignore
A file0
A file3
"###);
}