/*
 * Copyright 2016-2019 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
 *
 *      https://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.task.launcher;

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

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.cloud.deployer.spi.local.LocalDeployerProperties;
import org.springframework.cloud.deployer.spi.local.LocalTaskLauncher;
import org.springframework.cloud.deployer.spi.task.TaskLauncher;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.test.context.junit4.SpringRunner;

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

/**
 * Tests the TaskLauncherConfiguration in a case where a TaskLauncher is already present.
 *
 * @author Glenn Renfro
 */
@RunWith(SpringRunner.class)
@SpringBootTest(classes = {
		TaskLaunchConfigurationExistingTests.TestTaskDeployerConfiguration.class })
public class TaskLaunchConfigurationExistingTests {

	private static TaskLauncher testTaskLauncher;

	@Autowired
	private ApplicationContext context;

	@Test
	public void testTaskLauncher() {
		LocalTaskLauncher taskLauncher = this.context.getBean(LocalTaskLauncher.class);
		assertThat(testTaskLauncher).isNotNull();
		assertThat(taskLauncher).isNotNull();
		assertThat(taskLauncher).isEqualTo(testTaskLauncher);
	}

	@Configuration
	protected static class TestTaskDeployerConfiguration {

		@Bean
		public TaskLauncher taskLauncher() {
			testTaskLauncher = new LocalTaskLauncher(new LocalDeployerProperties());
			return testTaskLauncher;
		}

	}

}
