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factor more common code

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This commit is contained in:
Ralf Jung 2020-02-19 11:08:24 +01:00
parent 8b31763816
commit f79c453860
1 changed files with 17 additions and 21 deletions
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38
tests/run-pass/fs.rs
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@ -24,9 +24,17 @@ fn prepare(filename: &str) -> PathBuf {
path
}
/// Prepare like above, and also write some initial content to the file.
fn prepare_with_content(filename: &str, content: &[u8]) -> PathBuf {
let path = prepare(filename);
let mut file = File::create(&path).unwrap();
file.write(content).unwrap();
path
}
fn test_file() {
let path = prepare("miri_test_fs_file.txt");
let bytes = b"Hello, World!\n";
let path = prepare("miri_test_fs_file.txt");
// Test creating, writing and closing a file (closing is tested when `file` is dropped).
let mut file = File::create(&path).unwrap();
@ -50,11 +58,8 @@ fn test_file() {
}
fn test_file_clone() {
let path = prepare("miri_test_fs_file_clone.txt");
let bytes = b"Hello, World!\n";
let mut file = File::create(&path).unwrap();
file.write(bytes).unwrap();
let path = prepare_with_content("miri_test_fs_file_clone.txt", bytes);
// Cloning a file should be successful.
let file = File::open(&path).unwrap();
@ -69,11 +74,8 @@ fn test_file_clone() {
}
fn test_seek() {
let path = prepare("miri_test_fs_seek.txt");
let bytes = b"Hello, World!\n";
let mut file = File::create(&path).unwrap();
file.write(bytes).unwrap();
let bytes = b"Hello, entire World!\n";
let path = prepare_with_content("miri_test_fs_seek.txt", bytes);
let mut file = File::open(&path).unwrap();
let mut contents = Vec::new();
@ -110,11 +112,8 @@ fn check_metadata(bytes: &[u8], path: &Path) -> Result<()> {
}
fn test_metadata() {
let path = prepare("miri_test_fs_metadata.txt");
let bytes = b"Hello, World!\n";
let mut file = File::create(&path).unwrap();
file.write(bytes).unwrap();
let bytes = b"Hello, meta-World!\n";
let path = prepare_with_content("miri_test_fs_metadata.txt", bytes);
// Test that metadata of an absolute path is correct.
check_metadata(bytes, &path).unwrap();
@ -127,12 +126,9 @@ fn test_metadata() {
}
fn test_symlink() {
let path = prepare("miri_test_fs_link_target.txt");
let symlink_path = prepare("miri_test_fs_symlink.txt");
let bytes = b"Hello, World!\n";
let mut file = File::create(&path).unwrap();
file.write(bytes).unwrap();
let path = prepare_with_content("miri_test_fs_link_target.txt", bytes);
let symlink_path = prepare("miri_test_fs_symlink.txt");
// Creating a symbolic link should succeed.
std::os::unix::fs::symlink(&path, &symlink_path).unwrap();
@ -153,8 +149,8 @@ fn test_symlink() {
}
fn test_errors() {
let path = prepare("miri_test_fs_errors.txt");
let bytes = b"Hello, World!\n";
let path = prepare("miri_test_fs_errors.txt");
// The following tests also check that the `__errno_location()` shim is working properly.
// Opening a non-existing file should fail with a "not found" error.