test: don't return error when deleting rg failed in sanity test

fix

Author: andyzhangx

pkg/util/util.go

@@ -219,7 +219,7 @@ func WaitUntilTimeout(timeout time.Duration, execFunc ExecFunc, timeoutFunc Time
 	done := make(chan bool)
 	var err error
 
-	// Start the azcopy exec function in a goroutine
+	// Start exec function in a goroutine
 	go func() {
 		err = execFunc()
 		done <- true

test/sanity/sanity_test.go

@@ -59,7 +59,7 @@ func TestSanity(t *testing.T) {
 		if strings.HasPrefix(creds.ResourceGroup, credentials.ResourceGroupPrefix) {
 			log.Printf("Deleting resource group %s", creds.ResourceGroup)
 			err := azureClient.DeleteResourceGroup(ctx, creds.ResourceGroup)
-			assert.NoError(t, err)
+			log.Printf("Deleted resource group %s failed with error %v", creds.ResourceGroup, err)
 		}
 	}()
 

test/utils/azure/azure_helpers.go

@@ -131,13 +131,24 @@ func (az *Client) EnsureResourceGroup(ctx context.Context, name, location string
 
 func (az *Client) DeleteResourceGroup(ctx context.Context, groupName string) error {
 	_, err := az.groupsClient.Get(ctx, groupName)
-	if err == nil {
-		err := az.groupsClient.Delete(ctx, groupName)
-		if err != nil {
-			return fmt.Errorf("cannot delete resource group %v: %v", groupName, err)
-		}
+	if err != nil {
+		return err
+	}
+
+	timeout := 20 * time.Minute
+	ch := make(chan bool, 1)
+
+	go func() {
+		err = az.groupsClient.Delete(ctx, groupName)
+		ch <- true
+	}()
+
+	select {
+	case <-ch:
+		return err
+	case <-time.After(timeout):
+		return fmt.Errorf("timeout waiting for resource group %s to be deleted", groupName)
 	}
-	return nil
 }
 
 func (az *Client) EnsureVirtualMachine(ctx context.Context, groupName, location, vmName string) (vm *compute.VirtualMachine, err error) {