66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
package system
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"syscall"
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"testing"
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)
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// prepareFiles creates files for testing in the temp directory
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func prepareFiles(t *testing.T) (string, string, string, string) {
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dir, err := ioutil.TempDir("", "docker-system-test")
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if err != nil {
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t.Fatal(err)
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}
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file := filepath.Join(dir, "exist")
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if err := ioutil.WriteFile(file, []byte("hello"), 0644); err != nil {
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t.Fatal(err)
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}
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invalid := filepath.Join(dir, "doesnt-exist")
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symlink := filepath.Join(dir, "symlink")
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if err := os.Symlink(file, symlink); err != nil {
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t.Fatal(err)
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}
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return file, invalid, symlink, dir
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}
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func TestLUtimesNano(t *testing.T) {
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file, invalid, symlink, dir := prepareFiles(t)
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defer os.RemoveAll(dir)
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before, err := os.Stat(file)
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if err != nil {
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t.Fatal(err)
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}
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ts := []syscall.Timespec{{0, 0}, {0, 0}}
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if err := LUtimesNano(symlink, ts); err != nil {
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t.Fatal(err)
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}
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symlinkInfo, err := os.Lstat(symlink)
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if err != nil {
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t.Fatal(err)
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}
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if before.ModTime().Unix() == symlinkInfo.ModTime().Unix() {
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t.Fatal("The modification time of the symlink should be different")
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}
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fileInfo, err := os.Stat(file)
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if err != nil {
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t.Fatal(err)
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}
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if before.ModTime().Unix() != fileInfo.ModTime().Unix() {
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t.Fatal("The modification time of the file should be same")
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}
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if err := LUtimesNano(invalid, ts); err == nil {
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t.Fatal("Doesn't return an error on a non-existing file")
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}
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}
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