| package system // import "github.com/docker/docker/pkg/system" |
| |
| import ( |
| "io/ioutil" |
| "os" |
| "path/filepath" |
| "testing" |
| "time" |
| ) |
| |
| // prepareTempFile creates a temporary file in a temporary directory. |
| func prepareTempFile(t *testing.T) (string, string) { |
| dir, err := ioutil.TempDir("", "docker-system-test") |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| file := filepath.Join(dir, "exist") |
| if err := ioutil.WriteFile(file, []byte("hello"), 0644); err != nil { |
| t.Fatal(err) |
| } |
| return file, dir |
| } |
| |
| // TestChtimes tests Chtimes on a tempfile. Test only mTime, because aTime is OS dependent |
| func TestChtimes(t *testing.T) { |
| file, dir := prepareTempFile(t) |
| defer os.RemoveAll(dir) |
| |
| beforeUnixEpochTime := time.Unix(0, 0).Add(-100 * time.Second) |
| unixEpochTime := time.Unix(0, 0) |
| afterUnixEpochTime := time.Unix(100, 0) |
| unixMaxTime := maxTime |
| |
| // Test both aTime and mTime set to Unix Epoch |
| Chtimes(file, unixEpochTime, unixEpochTime) |
| |
| f, err := os.Stat(file) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if f.ModTime() != unixEpochTime { |
| t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime()) |
| } |
| |
| // Test aTime before Unix Epoch and mTime set to Unix Epoch |
| Chtimes(file, beforeUnixEpochTime, unixEpochTime) |
| |
| f, err = os.Stat(file) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if f.ModTime() != unixEpochTime { |
| t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime()) |
| } |
| |
| // Test aTime set to Unix Epoch and mTime before Unix Epoch |
| Chtimes(file, unixEpochTime, beforeUnixEpochTime) |
| |
| f, err = os.Stat(file) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if f.ModTime() != unixEpochTime { |
| t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime()) |
| } |
| |
| // Test both aTime and mTime set to after Unix Epoch (valid time) |
| Chtimes(file, afterUnixEpochTime, afterUnixEpochTime) |
| |
| f, err = os.Stat(file) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if f.ModTime() != afterUnixEpochTime { |
| t.Fatalf("Expected: %s, got: %s", afterUnixEpochTime, f.ModTime()) |
| } |
| |
| // Test both aTime and mTime set to Unix max time |
| Chtimes(file, unixMaxTime, unixMaxTime) |
| |
| f, err = os.Stat(file) |
| if err != nil { |
| t.Fatal(err) |
| } |
| |
| if f.ModTime().Truncate(time.Second) != unixMaxTime.Truncate(time.Second) { |
| t.Fatalf("Expected: %s, got: %s", unixMaxTime.Truncate(time.Second), f.ModTime().Truncate(time.Second)) |
| } |
| } |