H2XADataSourceDefinition implements XADataSourceDefinition { @Override public Collection<String> getXADriverClassName() { return Collections.singletonList("org.h2.jdbcx.JdbcDataSource"); }  @Override String getDatabaseType(); @Override Collection<String> getXADriverClassName();  }
@Test public void assertGetXADriverClassName() { assertThat(new H2XADataSourceDefinition().getXADriverClassName(), is(Collections.singletonList("org.h2.jdbcx.JdbcDataSource"))); }