com.crazyacking.learn.spring.actuator.SampleActuatorApplicationTests.java Source code

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/*
 * Copyright 2012-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.crazyacking.learn.spring.actuator;

import java.util.Arrays;
import java.util.List;
import java.util.Map;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
import org.springframework.boot.test.web.client.TestRestTemplate;
import org.springframework.context.ApplicationContext;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.test.context.junit4.SpringRunner;

import static org.assertj.core.api.Assertions.assertThat;

/**
 * Basic integration tests for service demo application.
 *
 * @author shanbiao.jsb
 */
@RunWith(SpringRunner.class)
@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
public class SampleActuatorApplicationTests {

    @Autowired
    private TestRestTemplate restTemplate;

    @Autowired
    private ApplicationContext applicationContext;

    @Test
    public void testHomeIsSecure() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.getForEntity("/", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.UNAUTHORIZED);
        @SuppressWarnings("unchecked")
        Map<String, Object> body = entity.getBody();
        assertThat(body.get("error")).isEqualTo("Unauthorized");
        assertThat(entity.getHeaders()).doesNotContainKey("Set-Cookie");
    }

    @Test
    public void testMetricsIsSecure() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.getForEntity("/metrics", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.UNAUTHORIZED);
        entity = this.restTemplate.getForEntity("/metrics/", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.UNAUTHORIZED);
        entity = this.restTemplate.getForEntity("/metrics/foo", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.UNAUTHORIZED);
        entity = this.restTemplate.getForEntity("/metrics.json", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.UNAUTHORIZED);
    }

    @Test
    public void testHome() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.withBasicAuth("user", getPassword()).getForEntity("/",
                Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        @SuppressWarnings("unchecked")
        Map<String, Object> body = entity.getBody();
        assertThat(body.get("message")).isEqualTo("Hello Phil");
    }

    @SuppressWarnings("unchecked")
    @Test
    public void testMetrics() {
        testHome(); // makes sure some requests have been made
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.withBasicAuth("user", getPassword())
                .getForEntity("/actuator/metrics", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        Map<String, Object> body = entity.getBody();
        assertThat(body).containsKey("names");
        assertThat((List<String>) body.get("names")).contains("jvm.buffer.count");

    }

    @Test
    public void testEnv() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.withBasicAuth("user", getPassword())
                .getForEntity("/actuator/env", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        @SuppressWarnings("unchecked")
        Map<String, Object> body = entity.getBody();
        assertThat(body).containsKey("propertySources");
    }

    @Test
    public void testHealth() {
        ResponseEntity<String> entity = this.restTemplate.withBasicAuth("user", getPassword())
                .getForEntity("/actuator/health", String.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        assertThat(entity.getBody()).contains("\"status\":\"UP\"");
        assertThat(entity.getBody()).doesNotContain("\"hello\":\"1\"");
    }

    @Test
    public void testInfo() {
        ResponseEntity<String> entity = this.restTemplate.withBasicAuth("user", getPassword())
                .getForEntity("/actuator/info", String.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        assertThat(entity.getBody()).contains("\"artifact\":\"spring-boot-sample-actuator\"");
        assertThat(entity.getBody()).contains("\"someKey\":\"someValue\"");
        assertThat(entity.getBody()).contains("\"java\":{", "\"source\":\"1.8\"", "\"target\":\"1.8\"");
        assertThat(entity.getBody()).contains("\"encoding\":{", "\"source\":\"UTF-8\"", "\"reporting\":\"UTF-8\"");
    }

    @Test
    public void testErrorPage() {
        ResponseEntity<String> entity = this.restTemplate.withBasicAuth("user", getPassword()).getForEntity("/foo",
                String.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.INTERNAL_SERVER_ERROR);
        String body = entity.getBody();
        assertThat(body).contains("\"error\":");
    }

    @Test
    public void testHtmlErrorPage() {
        HttpHeaders headers = new HttpHeaders();
        headers.setAccept(Arrays.asList(MediaType.TEXT_HTML));
        HttpEntity<?> request = new HttpEntity<Void>(headers);
        ResponseEntity<String> entity = this.restTemplate.withBasicAuth("user", getPassword()).exchange("/foo",
                HttpMethod.GET, request, String.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.INTERNAL_SERVER_ERROR);
        String body = entity.getBody();
        assertThat(body).as("Body was null").isNotNull();
        assertThat(body).contains("This application has no explicit mapping for /error");
    }

    @Test
    public void testErrorPageDirectAccess() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.withBasicAuth("user", getPassword()).getForEntity("/error",
                Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.INTERNAL_SERVER_ERROR);
        @SuppressWarnings("unchecked")
        Map<String, Object> body = entity.getBody();
        assertThat(body.get("error")).isEqualTo("None");
        assertThat(body.get("status")).isEqualTo(999);
    }

    @Test
    @SuppressWarnings("unchecked")
    public void testBeans() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.withBasicAuth("user", getPassword())
                .getForEntity("/actuator/beans", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        assertThat(entity.getBody()).containsOnlyKeys("contexts");
    }

    @SuppressWarnings("unchecked")
    @Test
    public void testConfigProps() {
        @SuppressWarnings("rawtypes")
        ResponseEntity<Map> entity = this.restTemplate.withBasicAuth("user", getPassword())
                .getForEntity("/actuator/configprops", Map.class);
        assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
        Map<String, Object> body = entity.getBody();
        Map<String, Object> contexts = (Map<String, Object>) body.get("contexts");
        Map<String, Object> context = (Map<String, Object>) contexts.get(this.applicationContext.getId());
        Map<String, Object> beans = (Map<String, Object>) context.get("beans");
        assertThat(beans).containsKey("spring.datasource-" + DataSourceProperties.class.getName());
    }

    private String getPassword() {
        return "password";
    }

}