/*
 * Copyright 2013-2019 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 org.springframework.cloud.netflix.eureka.server;

import java.util.Collections;
import java.util.Map;

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

import org.springframework.boot.actuate.autoconfigure.endpoint.web.WebEndpointProperties;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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.boot.web.server.LocalServerPort;
import org.springframework.cloud.netflix.eureka.server.ApplicationContextTests.Application;
import org.springframework.context.annotation.Configuration;
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;

@RunWith(SpringRunner.class)
@SpringBootTest(classes = Application.class, webEnvironment = WebEnvironment.RANDOM_PORT, properties = {
		"spring.application.name=eureka", "server.servlet.context-path=/context",
		"management.security.enabled=false",
		"management.endpoints.web.exposure.include=*" })
public class ApplicationContextTests {

	private static final String BASE_PATH = new WebEndpointProperties().getBasePath();

	@LocalServerPort
	private int port = 0;

	@Test
	public void catalogLoads() {
		@SuppressWarnings("rawtypes")
		ResponseEntity<Map> entity = new TestRestTemplate().getForEntity(
				"http://localhost:" + this.port + "/context/eureka/apps", Map.class);
		assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
	}

	@Test
	public void dashboardLoads() {
		ResponseEntity<String> entity = new TestRestTemplate().getForEntity(
				"http://localhost:" + this.port + "/context/", String.class);
		assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
		String body = entity.getBody();
		// System.err.println(body);
		assertThat(body.contains("eureka/js")).isTrue();
		assertThat(body.contains("eureka/css")).isTrue();
		// The "DS Replicas"
		assertThat(
				body.contains("<a href=\"http://localhost:8761/eureka/\">localhost</a>"))
						.isTrue();
	}

	@Test
	public void cssAvailable() {
		ResponseEntity<String> entity = new TestRestTemplate().getForEntity(
				"http://localhost:" + this.port + "/context/eureka/css/wro.css",
				String.class);
		assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
	}

	@Test
	public void jsAvailable() {
		ResponseEntity<String> entity = new TestRestTemplate().getForEntity(
				"http://localhost:" + this.port + "/context/eureka/js/wro.js",
				String.class);
		assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
	}

	@Test
	public void adminLoads() {
		HttpHeaders headers = new HttpHeaders();
		headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));

		@SuppressWarnings("rawtypes")
		ResponseEntity<Map> entity = new TestRestTemplate().exchange(
				"http://localhost:" + this.port + "/context" + BASE_PATH + "/env",
				HttpMethod.GET, new HttpEntity<>("parameters", headers), Map.class);
		assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.OK);
	}

	@Configuration
	@EnableAutoConfiguration
	@EnableEurekaServer
	protected static class Application {

	}

}
