/*
 * Copyright 2012-2014 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 sample.actuator.ui;

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

import org.junit.Test;
import org.junit.runner.RunWith;

import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.test.SpringApplicationConfiguration;
import org.springframework.boot.test.TestRestTemplate;
import org.springframework.boot.test.WebIntegrationTest;
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.annotation.DirtiesContext;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

/**
 * Basic integration tests for demo application.
 *
 * @author Dave Syer
 */
@RunWith(SpringJUnit4ClassRunner.class)
@SpringApplicationConfiguration(SampleActuatorUiApplication.class)
@WebIntegrationTest(randomPort = true)
@DirtiesContext
public class SampleActuatorUiApplicationTests {

	@Value("${local.server.port}")
	private int port;

	@Test
	public void testHome() throws Exception {
		HttpHeaders headers = new HttpHeaders();
		headers.setAccept(Arrays.asList(MediaType.TEXT_HTML));
		ResponseEntity<String> entity = new TestRestTemplate().exchange(
				"http://localhost:" + this.port, HttpMethod.GET,
				new HttpEntity<Void>(headers), String.class);
		assertEquals(HttpStatus.OK, entity.getStatusCode());
		assertTrue("Wrong body (title doesn't match):\n" + entity.getBody(),
				entity.getBody().contains("<title>Hello"));
	}

	@Test
	public void testCss() throws Exception {
		ResponseEntity<String> entity = new TestRestTemplate().getForEntity(
				"http://localhost:" + this.port + "/css/bootstrap.min.css", String.class);
		assertEquals(HttpStatus.OK, entity.getStatusCode());
		assertTrue("Wrong body:\n" + entity.getBody(), entity.getBody().contains("body"));
	}

	@Test
	public void testMetrics() throws Exception {
		@SuppressWarnings("rawtypes")
		ResponseEntity<Map> entity = new TestRestTemplate()
				.getForEntity("http://localhost:" + this.port + "/metrics", Map.class);
		assertEquals(HttpStatus.UNAUTHORIZED, entity.getStatusCode());
	}

	@Test
	public void testError() throws Exception {
		HttpHeaders headers = new HttpHeaders();
		headers.setAccept(Arrays.asList(MediaType.TEXT_HTML));
		ResponseEntity<String> entity = new TestRestTemplate().exchange(
				"http://localhost:" + this.port + "/error", HttpMethod.GET,
				new HttpEntity<Void>(headers), String.class);
		assertEquals(HttpStatus.INTERNAL_SERVER_ERROR, entity.getStatusCode());
		assertTrue("Wrong body:\n" + entity.getBody(),
				entity.getBody().contains("<html>"));
		assertTrue("Wrong body:\n" + entity.getBody(),
				entity.getBody().contains("<body>"));
		assertTrue("Wrong body:\n" + entity.getBody(), entity.getBody()
				.contains("Please contact the operator with the above information"));
	}

}
