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Update to use watcher

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This commit is contained in:
Caleb Woodbine 2020-05-21 15:58:55 +12:00
parent 82d76e2d6d
commit 32e0da39fc
1 changed files with 14 additions and 7 deletions
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21
test/e2e/framework/util.go
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@ -1286,12 +1286,9 @@ func taintExists(taints []v1.Taint, taintToFind *v1.Taint) bool {
return false
}
func getDynamicResourceWatch(testContext context.Context, dc dynamic.Interface, resourceType schema.GroupVersionResource, namespace string, resourceName string, listOptions metav1.ListOptions) func() (watch.Interface, error) {
return func() (watch.Interface, error) {
res, err := dc.Resource(resourceType).Namespace(namespace).Watch(context.TODO(), listOptions)
ExpectNoError(err, "Failed to create a watch for %v", resourceType.Resource)
return res, err
}
func getDynamicResourceWatch(testContext context.Context, dc dynamic.Interface, resourceType schema.GroupVersionResource, namespace string, listOptions metav1.ListOptions) (watch.Interface, error) {
res, err := dc.Resource(resourceType).Namespace(namespace).Watch(context.TODO(), listOptions)
return res, err
}
// WatchEventEnsurerAndManager
@ -1305,10 +1302,20 @@ func getDynamicResourceWatch(testContext context.Context, dc dynamic.Interface,
// expectedWatchEvents array of events which are expected to occur
// scenario the function to run
func WatchEventEnsurerAndManager(testContext context.Context, dc dynamic.Interface, resourceType schema.GroupVersionResource, namespace string, resourceName string, listOptions metav1.ListOptions, expectedWatchEvents []watch.Event, scenario func(*watch.Interface) []watch.Event) {
// TODO add client-go/tools/watch/retrywatcher to manage watch restarts
listWatcher := &cache.ListWatch{
WatchFunc: func(listOptions metav1.ListOptions) (watch.Interface, error) {
return getDynamicResourceWatch(testContext, dc, resourceType, namespace, listOptions)
},
}
resourceWatch, err := watchtools.NewRetryWatcher("", listWatcher)
ExpectNoError(err, "Failed to create a resource watch of %v in namespace %v", resourceType.Resource, namespace)
ExpectNoError(err, "Failed to create a watch for %v", resourceType.Resource)
retries := 3
retriesLoop:
for try := 1; try <= retries; try++ {
// TODO pass resourceWatch to the test function, or just collect events separately and parse them after
scenario()
errs := sets.NewString()
watchEventsLoop:
for watchEventIndex, _ := range expectedWatchEvents {