Using t.TempDir() in tests

Author: iwankgb

container/docker/handler_test.go

@@ -37,8 +37,7 @@ func TestStorageDirDetectionWithOldVersions(t *testing.T) {
 
 func TestStorageDirDetectionWithNewVersions(t *testing.T) {
 	as := assert.New(t)
-	testDir, err := os.MkdirTemp(os.TempDir(), "")
-	as.Nil(err)
+	testDir := t.TempDir()
 	containerID := "abcd"
 	randomizedID := "xyz"
 	randomIDPath := path.Join(testDir, "image/aufs/layerdb/mounts/", containerID)

fs/fs_test.go

@@ -118,7 +118,7 @@ func TestDirDiskUsage(t *testing.T) {
 	as := assert.New(t)
 	fsInfo, err := NewFsInfo(Context{})
 	as.NoError(err)
-	dir, err := os.MkdirTemp(os.TempDir(), "")
+	dir := t.TempDir()
 	as.NoError(err)
 	defer os.RemoveAll(dir)
 	dataSize := 1024 * 100 //100 KB
@@ -138,8 +138,7 @@ func TestDirInodeUsage(t *testing.T) {
 	as := assert.New(t)
 	fsInfo, err := NewFsInfo(Context{})
 	as.NoError(err)
-	dir, err := os.MkdirTemp(os.TempDir(), "")
-	as.NoError(err)
+	dir := t.TempDir()
 	defer os.RemoveAll(dir)
 	numFiles := 1000
 	for i := 0; i < numFiles; i++ {