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Add tests for using directory operations on files

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This commit is contained in:
Ryan Liptak 2020-06-23 17:41:41 -07:00
parent f50ed94174
commit dcdbb7006c
1 changed files with 33 additions and 0 deletions
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33
lib/std/fs/test.zig
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@ -40,6 +40,39 @@ test "readAllAlloc" {
testing.expectError(error.FileTooBig, file.readAllAlloc(testing.allocator, file_size, write_buf.len - 1));
}
test "directory operations on files" {
var tmp_dir = tmpDir(.{});
defer tmp_dir.cleanup();
const test_file_name = "test_file";
var file = try tmp_dir.dir.createFile(test_file_name, .{ .read = true });
file.close();
testing.expectError(error.PathAlreadyExists, tmp_dir.dir.makeDir(test_file_name));
testing.expectError(error.NotDir, tmp_dir.dir.openDir(test_file_name, .{}));
testing.expectError(error.NotDir, tmp_dir.dir.deleteDir(test_file_name));
if (builtin.os.tag != .wasi) {
// TODO: use Dir's realpath function once that exists
const absolute_path = blk: {
const relative_path = try fs.path.join(testing.allocator, &[_][]const u8{ "zig-cache", "tmp", tmp_dir.sub_path[0..], test_file_name });
defer testing.allocator.free(relative_path);
break :blk try fs.realpathAlloc(testing.allocator, relative_path);
};
defer testing.allocator.free(absolute_path);
testing.expectError(error.PathAlreadyExists, fs.makeDirAbsolute(absolute_path));
testing.expectError(error.NotDir, fs.deleteDirAbsolute(absolute_path));
}
// ensure the file still exists and is a file as a sanity check
file = try tmp_dir.dir.openFile(test_file_name, .{});
const stat = try file.stat();
testing.expect(stat.kind == .File);
file.close();
}
test "openSelfExe" {
if (builtin.os.tag == .wasi) return error.SkipZigTest;