DriverName: "kubernetes.io/foo",
		},
		"invalid empty parameter name": {
			ObjectMeta: metav1.ObjectMeta{Name: "foo"},
			DriverName: "kubernetes.io/foo",
			Parameters: map[string]string{
				"": "value",
			},
		},
		"driverName: Required value": {
			ObjectMeta: metav1.ObjectMeta{Name: "foo"},
			DriverName: "",
			Parameters: map[string]string{
				"foo-parameter": "free-form-string",

			if data[volDataKey.volHandle] != csiMounter.volumeID {
				t.Error("volume data file unexpected volHandle:", data[volDataKey.volHandle])
			}
			if data[volDataKey.driverName] != string(csiMounter.driverName) {
				t.Error("volume data file unexpected driverName:", data[volDataKey.driverName])
			}
			if data[volDataKey.nodeName] != string(csiMounter.plugin.host.GetNodeName()) {

		name                string
		nodeName            string
		driverName          string
		volumeName          string
		attachID            string
		spec                *volume.Spec
		injectAttacherError bool
		shouldFail          bool
		watchTimeout        time.Duration
	}{
		{
			name:       "test ok 1",
			nodeName:   "testnode-01",
			driverName: "testdriver-01",
			volumeName: "testvol-01",

		state.informationsForClaim[index].allocationDriverName = driverName
		// Strictly speaking, we don't need to store the full modified object.
		// The allocation would be enough. The full object is useful for
		// debugging and testing, so let's make it realistic.
		claim = claim.DeepCopy()
		claim.Finalizers = append(claim.Finalizers, resourcev1alpha2.Finalizer)
		claim.Status.DriverName = driverName
		claim.Status.Allocation = allocation

			i--
			dAtA[i] = 0xa
			i = encodeVarintGenerated(dAtA, i, uint64(baseI-i))
			i--
			dAtA[i] = 0x1a
		}
	}
	i -= len(m.DriverName)
	copy(dAtA[i:], m.DriverName)
	i = encodeVarintGenerated(dAtA, i, uint64(len(m.DriverName)))
	i--
	dAtA[i] = 0x12
	{
		size, err := m.ObjectMeta.MarshalToSizedBuffer(dAtA[:i])
		if err != nil {
			return 0, err
		}
		i -= size

	resourceClass = &resourcev1alpha2.ResourceClass{
		ObjectMeta: metav1.ObjectMeta{
			Name: className,
		},
		DriverName: "some-driver",
	}
	structuredResourceClass = &resourcev1alpha2.ResourceClass{
		ObjectMeta: metav1.ObjectMeta{
			Name: className,
		},
		DriverName:           "some-driver",
		StructuredParameters: ptr.To(true),
	}
	structuredResourceClassWithParams = &resourcev1alpha2.ResourceClass{

- DRA: client-side validation of a ResourceHandle would have accepted a missing DriverName, whereas server-side validation then would have raised an error. ([#124075](https://github.com/kubernetes/kubernetes/pull/124075), [@pohly](https://github.com/pohly)) [SIG Apps]