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Merge pull request #81961 from pohly/ephemeral-unit-tests

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storage: enhance test for ValidateCSIDriverUpdate
This commit is contained in:
Kubernetes Prow Robot 2020-07-01 07:10:34 -07:00 committed by GitHub
commit b1b1fc8034
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1 changed files with 60 additions and 38 deletions
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98
pkg/apis/storage/validation/validation_test.go
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@ -1800,7 +1800,7 @@ func TestCSIDriverValidation(t *testing.T) {
},
},
{
// AttachRequired not set
// PodInfoOnMount not set
ObjectMeta: metav1.ObjectMeta{Name: driverName},
Spec: storage.CSIDriverSpec{
AttachRequired: &attachNotRequired,
@ -1856,64 +1856,86 @@ func TestCSIDriverValidationUpdate(t *testing.T) {
}
}
errorCases := []storage.CSIDriver{
// Each test case changes exactly one field. None of that is valid.
errorCases := []struct {
name string
modify func(new *storage.CSIDriver)
}{
{
ObjectMeta: metav1.ObjectMeta{Name: invalidName},
Spec: storage.CSIDriverSpec{
AttachRequired: &attachRequired,
PodInfoOnMount: &podInfoOnMount,
name: "invalid name",
modify: func(new *storage.CSIDriver) {
new.Name = invalidName
},
},
{
ObjectMeta: metav1.ObjectMeta{Name: longName},
Spec: storage.CSIDriverSpec{
AttachRequired: &attachNotRequired,
PodInfoOnMount: &notPodInfoOnMount,
name: "long name",
modify: func(new *storage.CSIDriver) {
new.Name = longName
},
},
{
// AttachRequired not set
ObjectMeta: metav1.ObjectMeta{Name: driverName},
Spec: storage.CSIDriverSpec{
AttachRequired: nil,
PodInfoOnMount: &podInfoOnMount,
name: "AttachRequired not set",
modify: func(new *storage.CSIDriver) {
new.Spec.AttachRequired = nil
},
},
{
// AttachRequired not set
ObjectMeta: metav1.ObjectMeta{Name: driverName},
Spec: storage.CSIDriverSpec{
AttachRequired: &attachNotRequired,
PodInfoOnMount: nil,
name: "PodInfoOnMount not set",
modify: func(new *storage.CSIDriver) {
new.Spec.PodInfoOnMount = nil
},
},
{
// invalid mode
ObjectMeta: metav1.ObjectMeta{Name: driverName},
Spec: storage.CSIDriverSpec{
AttachRequired: &attachNotRequired,
PodInfoOnMount: &notPodInfoOnMount,
VolumeLifecycleModes: []storage.VolumeLifecycleMode{
name: "AttachRequired changed",
modify: func(new *storage.CSIDriver) {
new.Spec.AttachRequired = &attachRequired
},
},
{
name: "PodInfoOnMount changed",
modify: func(new *storage.CSIDriver) {
new.Spec.PodInfoOnMount = &podInfoOnMount
},
},
{
name: "invalid volume lifecycle mode",
modify: func(new *storage.CSIDriver) {
new.Spec.VolumeLifecycleModes = []storage.VolumeLifecycleMode{
"no-such-mode",
},
}
},
},
{
// different modes
ObjectMeta: metav1.ObjectMeta{Name: driverName},
Spec: storage.CSIDriverSpec{
AttachRequired: &attachNotRequired,
PodInfoOnMount: &notPodInfoOnMount,
VolumeLifecycleModes: []storage.VolumeLifecycleMode{
name: "volume lifecycle modes not set",
modify: func(new *storage.CSIDriver) {
new.Spec.VolumeLifecycleModes = nil
},
},
{
name: "VolumeLifecyclePersistent removed",
modify: func(new *storage.CSIDriver) {
new.Spec.VolumeLifecycleModes = []storage.VolumeLifecycleMode{
storage.VolumeLifecycleEphemeral,
},
}
},
},
{
name: "VolumeLifecycleEphemeral removed",
modify: func(new *storage.CSIDriver) {
new.Spec.VolumeLifecycleModes = []storage.VolumeLifecycleMode{
storage.VolumeLifecyclePersistent,
}
},
},
}
for _, csiDriver := range errorCases {
if errs := ValidateCSIDriverUpdate(&csiDriver, &old); len(errs) == 0 {
t.Errorf("Expected failure for test: %v", csiDriver)
}
for _, test := range errorCases {
t.Run(test.name, func(t *testing.T) {
new := old.DeepCopy()
test.modify(new)
if errs := ValidateCSIDriverUpdate(new, &old); len(errs) == 0 {
t.Errorf("Expected failure for test: %v", new)
}
})
}
}