@Override
    public Collection<String> getXADriverClassNames() {
        return Collections.singletonList("oracle.jdbc.xa.client.OracleXADataSource");
    }
@Test
    void assertGetXADriverClassName() {
        assertThat(new OracleXADataSourceDefinition().getXADriverClassNames(), is(Collections.singletonList("oracle.jdbc.xa.client.OracleXADataSource")));
    }