@Override
    public void run(Namespace namespace, Liquibase liquibase) throws Exception {
        liquibase.generateDocumentation(namespace.<String>getList("output").get(0));
    }
@Test
    void testRun() throws Exception {
        Liquibase liquibase = Mockito.mock(Liquibase.class);
        generateDocsCommand.run(new Namespace(Collections.singletonMap("output", Collections.singletonList("/tmp/docs"))), liquibase);
        Mockito.verify(liquibase).generateDocumentation("/tmp/docs");
    }