@Test
public void shouldAlwaysReturnFalseForIsDefinitelyWritable() {

    for (int i = 0; i != columnNames.length; ++i) {
        assertThat(metadata.isDefinitelyWritable(i + 1), is(false));
        assertThat(extMetadata.isDefinitelyWritable(i + 1), is(false));
    }
}