}

	if _, _, err = formatErasureMigrate(rootPath); err == nil {
		t.Fatal("Expected to fail with unexpected backend format version number")
	}
}

// Tests check format xl value.
func TestCheckFormatErasureValue(t *testing.T) {
	testCases := []struct {
		format  *formatErasureV3
		success bool
	}{
		// Invalid Erasure format version "2".
		{
			&formatErasureV3{
				formatMetaV1: formatMetaV1{