@Test
public void getSnapshotLogicalNameIsEmpty() {

  // Arrange
  SnapshotOuterClass.Snapshot protocolBufferSnapshot = SnapshotOuterClass.Snapshot.newBuilder()
    .addImages(Image.getDefaultInstance())
    .build();
  Path directory = Snapshot.defaultBoot(myFileSystem);
  // Act
  Object snapshot = myTask.getSnapshot(protocolBufferSnapshot, directory);
  // Assert
  assertEquals(Snapshot.quickboot(myFileSystem), snapshot);
}