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feat(resize): adding BDD test for Online volume expansion

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Signed-off-by: Pawan <pawan@mayadata.io>
This commit is contained in:
Pawan 2020-03-04 17:58:43 +05:30 • committed by Kiran Mova
parent 86e623a369
commit 7178387c1e
3 changed files with 58 additions and 0 deletions
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56
tests/utils.go
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@ -33,6 +33,8 @@ import (
corev1 "k8s.io/api/core/v1"
k8serrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/api/resource"
)
// IsPVCBoundEventually checks if the pvc is bound or not eventually
@ -47,6 +49,23 @@ func IsPVCBoundEventually(pvcName string) bool {
Should(BeTrue())
}
// IsPVCResizedEventually checks if the pvc is bound or not eventually
func IsPVCResizedEventually(pvcName string, newCapacity string) bool {
newStorage, err := resource.ParseQuantity(NewCapacity)
if err != nil {
return false
}
return Eventually(func() bool {
volume, err := PVCClient.
Get(pvcName, metav1.GetOptions{})
Expect(err).ShouldNot(HaveOccurred())
pvcStorage := volume.Spec.Resources.Requests[corev1.ResourceName(corev1.ResourceStorage)]
return pvcStorage == newStorage
},
60, 5).
Should(BeTrue())
}
// IsPodRunningEventually return true if the pod comes to running state
func IsPodRunningEventually(namespace, podName string) bool {
return Eventually(func() bool {
@ -122,6 +141,7 @@ func createZfsStorageClass() {
scObj, err = sc.NewBuilder().
WithGenerateName(scName).
WithParametersNew(parameters).
WithVolumeExpansion(true).
WithProvisioner(ZFSProvisioner).Build()
Expect(err).ShouldNot(HaveOccurred(),
"while building zfs storageclass obj with prefix {%s}", scName)
@ -302,6 +322,42 @@ func createAndVerifyPVC() {
)
}
func resizeAndVerifyPVC() {
var (
err error
pvcName = "zfspv-pvc"
)
By("updating the pvc with new size")
pvcObj, err = pvc.BuildFrom(pvcObj).
WithCapacity(NewCapacity).Build()
Expect(err).To(
BeNil(),
"while building pvc {%s} in namespace {%s}",
pvcName,
OpenEBSNamespace,
)
pvcObj, err = PVCClient.WithNamespace(OpenEBSNamespace).Update(pvcObj)
Expect(err).To(
BeNil(),
"while updating pvc {%s} in namespace {%s}",
pvcName,
OpenEBSNamespace,
)
By("verifying pvc size to be updated")
status := IsPVCResizedEventually(pvcName, NewCapacity)
Expect(status).To(Equal(true),
"while checking pvc resize")
pvcObj, err = PVCClient.WithNamespace(OpenEBSNamespace).Get(pvcObj.Name, metav1.GetOptions{})
Expect(err).To(
BeNil(),
"while retrieving pvc {%s} in namespace {%s}",
pvcName,
OpenEBSNamespace,
)
}
func createDeployVerifyApp() {
By("creating and deploying app pod", createAndDeployAppPod)
time.Sleep(30 * time.Second)