@Test
public void testDeleteFamilyVersionIsUnsupported() {

  // Unexpected to see this:
  byte[] rowKey = randomHelper.randomData("rk1-");
  byte[] family = randomHelper.randomData("family1-");
  long hbaseTimestamp = 1000L;
  Delete delete = new Delete(rowKey);
  delete.addFamilyVersion(family, hbaseTimestamp);
  expectedException.expect(UnsupportedOperationException.class);
  expectedException.expectMessage("Cannot perform column family deletion at timestamp");
  deleteAdapter.adapt(delete, com.google.cloud.bigtable.data.v2.models.Mutation.create());
}