rework pvc datasource filter tests

pkg/apis/core/validation/validation_test.go

@@ -13333,48 +13333,3 @@ func TestAlphaVolumePVCDataSource(t *testing.T) {
 		}
 	}
 }
-
-func testDataSourceInSpec(name string, kind string, apiGroup string) *core.PersistentVolumeClaimSpec {
-	scName := "csi-plugin"
-	dataSourceInSpec := core.PersistentVolumeClaimSpec{
-		AccessModes: []core.PersistentVolumeAccessMode{
-			core.ReadOnlyMany,
-		},
-		Resources: core.ResourceRequirements{
-			Requests: core.ResourceList{
-				core.ResourceName(core.ResourceStorage): resource.MustParse("10G"),
-			},
-		},
-		StorageClassName: &scName,
-		DataSource: &core.TypedLocalObjectReference{
-			APIGroup: &apiGroup,
-			Kind:     kind,
-			Name:     name,
-		},
-	}
-
-	return &dataSourceInSpec
-}
-
-func TestAlphaVolumeDataSource(t *testing.T) {
-	successTestCases := []core.PersistentVolumeClaimSpec{
-		*testDataSourceInSpec("test_snapshot", "VolumeSnapshot", "snapshot.storage.k8s.io"),
-		*testDataSourceInSpec("test_pvc", "PersistentVolumeClaim", ""),
-	}
-	failedTestCases := []core.PersistentVolumeClaimSpec{
-		*testDataSourceInSpec("", "VolumeSnapshot", "snapshot.storage.k8s.io"),
-		*testDataSourceInSpec("test_snapshot", "PersistentVolumeClaim", "snapshot.storage.k8s.io"),
-		*testDataSourceInSpec("test_snapshot", "VolumeSnapshot", "storage.k8s.io"),
-	}
-
-	for _, tc := range successTestCases {
-		if errs := ValidatePersistentVolumeClaimSpec(&tc, field.NewPath("spec")); len(errs) != 0 {
-			t.Errorf("expected success: %v", errs)
-		}
-	}
-	for _, tc := range failedTestCases {
-		if errs := ValidatePersistentVolumeClaimSpec(&tc, field.NewPath("spec")); len(errs) == 0 {
-			t.Errorf("expected failure: %v", errs)
-		}
-	}
-}