package system // import "github.com/docker/docker/pkg/system" import ( "os" "syscall" "testing" "time" ) // TestChtimesLinux tests Chtimes access time on a tempfile on Linux func TestChtimesLinux(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) } stat := f.Sys().(*syscall.Stat_t) aTime := time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec)) //nolint: unconvert if aTime != unixEpochTime { t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime) } // 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) } stat = f.Sys().(*syscall.Stat_t) aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec)) //nolint: unconvert if aTime != unixEpochTime { t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime) } // 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) } stat = f.Sys().(*syscall.Stat_t) aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec)) //nolint: unconvert if aTime != unixEpochTime { t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime) } // 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) } stat = f.Sys().(*syscall.Stat_t) aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec)) //nolint: unconvert if aTime != afterUnixEpochTime { t.Fatalf("Expected: %s, got: %s", afterUnixEpochTime, aTime) } // 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) } stat = f.Sys().(*syscall.Stat_t) aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec)) //nolint: unconvert if aTime.Truncate(time.Second) != unixMaxTime.Truncate(time.Second) { t.Fatalf("Expected: %s, got: %s", unixMaxTime.Truncate(time.Second), aTime.Truncate(time.Second)) } }