@Test
    public void testConstructor() {
        ApolloProperties apolloConfig = new ApolloProperties();
        apolloConfig.setAppId("42");
        apolloConfig.setClusterName("Cluster Name");
        apolloConfig.setEnv("Env");
        apolloConfig.setMeta("Meta");
        apolloConfig.setNamespace("Namespace");
        apolloConfig.setPortalUrl("http://localhost:8080");
        apolloConfig.setToken("ABC123");
        new ApolloClient(apolloConfig);
        assertEquals("42", apolloConfig.getAppId());
        assertEquals("ABC123", apolloConfig.getToken());
        assertEquals("http://localhost:8080", apolloConfig.getPortalUrl());
        assertEquals("Namespace", apolloConfig.getNamespace());
        assertEquals("Meta", apolloConfig.getMeta());
        assertEquals("Env", apolloConfig.getEnv());
        assertEquals("Cluster Name", apolloConfig.getClusterName());
    }
Method under test: {@link ApolloClient#ApolloClient(ApolloProperties)}.
shenyu-admin-listener/shenyu-admin-listener-apollo/src/test/java/org/apache/shenyu/admin/listener/apollo/ApolloClientTest.java