Add pageToken response check to ListSnapshots gRPC API

pkg/gce-cloud-provider/compute/gce-compute.go

@@ -315,6 +315,7 @@ func (cloud *CloudProvider) ListSnapshots(ctx context.Context, filter string) ([
 			return nil, "", err
 		}
 		items = append(items, snapshotList.Items...)
+		nextPageToken = snapshotList.NextPageToken
 	}
 	return items, "", nil
 }
@@ -1310,6 +1311,7 @@ func (cloud *CloudProvider) ListImages(ctx context.Context, filter string) ([]*c
 			return nil, "", err
 		}
 		items = append(items, imageList.Items...)
+		nextPageToken = imageList.NextPageToken
 	}
 	return items, "", nil
 }

test/e2e/tests/single_zone_e2e_test.go

@@ -1065,6 +1065,10 @@ var _ = Describe("GCE PD CSI Driver", func() {
 		})
 		Expect(err).To(BeNil(), "Could not wait for snapshot be ready")
 
+		snapshots, err := client.ListSnapshots()
+		Expect(err).To(BeNil(), "Could not list snapshots")
+		Expect(snapshots).To(ContainElement(snapshotID), "Couldn't find snapshot ID")
+
 		defer func() {
 			// Delete Disk
 			err := client.DeleteVolume(volID)
@@ -1124,6 +1128,10 @@ var _ = Describe("GCE PD CSI Driver", func() {
 		Expect(err).To(BeNil(), "Failed to parse snapshot ID")
 		Expect(snapshotType).To(Equal(common.DiskImageType), "Expected images type in snapshot ID")
 
+		snapshots, err := client.ListSnapshots()
+		Expect(err).To(BeNil(), "Could not list snapshots")
+		Expect(snapshots).To(ContainElement(snapshotID), "Couldn't find snapshot ID")
+
 		defer func() {
 			// Delete Disk
 			err := client.DeleteVolume(volID)

test/remote/client-wrappers.go

@@ -310,6 +310,20 @@ func (c *CsiClient) NodeGetVolumeStats(volumeID, volumePath string) (available,
 	return
 }
 
+func (c *CsiClient) ListSnapshots() ([]string, error) {
+	lsr := &csipb.ListSnapshotsRequest{}
+	resp, err := c.ctrlClient.ListSnapshots(context.Background(), lsr)
+	if err != nil {
+		return nil, err
+	}
+
+	snapshots := []string{}
+	for _, e := range resp.Entries {
+		snapshots = append(snapshots, e.Snapshot.SnapshotId)
+	}
+	return snapshots, nil
+}
+
 func (c *CsiClient) CreateSnapshot(snapshotName, sourceVolumeId string, params map[string]string) (string, error) {
 
 	csr := &csipb.CreateSnapshotRequest{