if r.eof {
		return 0, io.EOF
	}
	n = copy(p, r.data)
	r.eof = true
	return n, nil
}

// Wrapper for calling testMakeBucket for both Erasure and FS.
func TestMakeBucket(t *testing.T) {
	ExecObjectLayerTest(t, testMakeBucket)
}

// Tests validate bucket creation.
func testMakeBucket(obj ObjectLayer, instanceType string, t TestErrHandler) {
	err := obj.MakeBucket(context.Background(), "bucket-unknown", MakeBucketOptions{})

// Erasure multiple disks and single node setup.
func TestListObjectsOnVersionedBuckets(t *testing.T) {
	ExecObjectLayerTest(t, testListObjectsOnVersionedBuckets)
}

// Wrapper for calling ListObjects tests for both Erasure multiple
// disks and single node setup.
func TestListObjects(t *testing.T) {
	ExecObjectLayerTest(t, testListObjects)
}

// Unit test for ListObjects on VersionedBucket.

			}
		}
	}
}

// Wrapper for calling TestPostPolicyBucketHandler tests for both Erasure multiple disks and single node setup.
func TestPostPolicyBucketHandler(t *testing.T) {
	ExecObjectLayerTest(t, testPostPolicyBucketHandler)
}

// testPostPolicyBucketHandler - Tests validate post policy handler uploading objects.
func testPostPolicyBucketHandler(obj ObjectLayer, instanceType string, t TestErrHandler) {

)

// Wrapper for calling NewMultipartUpload tests for both Erasure multiple disks and single node setup.
func TestObjectNewMultipartUpload(t *testing.T) {
	if runtime.GOOS == globalWindowsOSName {
		t.Skip()
	}
	ExecObjectLayerTest(t, testObjectNewMultipartUpload)
}

// Tests validate creation of new multipart upload instance.
func testObjectNewMultipartUpload(obj ObjectLayer, instanceType string, t TestErrHandler) {
	bucket := "minio-bucket"

type objTestDiskNotFoundType func(obj ObjectLayer, instanceType string, dirs []string, t *testing.T)

// ExecObjectLayerTest - executes object layer tests.
// Creates single node and Erasure ObjectLayer instance and runs test for both the layers.
func ExecObjectLayerTest(t TestErrHandler, objTest objTestType) {
	{
		ctx, cancel := context.WithCancel(context.Background())
		if localMetacacheMgr != nil {