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package system // import "github.com/docker/docker/pkg/system"
import (
"os"
"path/filepath"
"runtime"
"strings"
"testing"
"time"
)
// TestChtimesModTime tests Chtimes on a tempfile. Test only mTime, because
// aTime is OS dependent.
func TestChtimesModTime(t *testing.T) {
file := filepath.Join(t.TempDir(), "exist")
if err := os.WriteFile(file, []byte("hello"), 0o644); err != nil {
t.Fatal(err)
}
beforeUnixEpochTime := unixEpochTime.Add(-100 * time.Second)
afterUnixEpochTime := unixEpochTime.Add(100 * time.Second)
// Test both aTime and mTime set to Unix Epoch
t.Run("both aTime and mTime set to Unix Epoch", func(t *testing.T) {
if err := Chtimes(file, unixEpochTime, unixEpochTime); err != nil {
t.Error(err)
}
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
t.Run("aTime before Unix Epoch and mTime set to Unix Epoch", func(t *testing.T) {
if err := Chtimes(file, beforeUnixEpochTime, unixEpochTime); err != nil {
t.Error(err)
}
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
t.Run("aTime set to Unix Epoch and mTime before Unix Epoch", func(t *testing.T) {
if err := Chtimes(file, unixEpochTime, beforeUnixEpochTime); err != nil {
t.Error(err)
}
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)
t.Run("both aTime and mTime set to after Unix Epoch (valid time)", func(t *testing.T) {
if err := Chtimes(file, afterUnixEpochTime, afterUnixEpochTime); err != nil {
t.Error(err)
}
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
t.Run("both aTime and mTime set to Unix max time", func(t *testing.T) {
if strings.HasPrefix(runtime.GOARCH, "mips64") {
t.Skip("Doesn't work on mips64, as stat struct has 32-bits types")
}
if err := Chtimes(file, unixMaxTime, unixMaxTime); err != nil {
t.Error(err)
}
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))
}
})
}
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