/*
 * 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.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;

import org.springframework.boot.WebApplicationType;
import org.springframework.boot.builder.SpringApplicationBuilder;
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.ConfigurableApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.test.context.junit.jupiter.SpringExtension;

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

/**
 * Tests the TaskLauncherConfiguration in a case where a TaskLauncher is already present.
 *
 * @author Glenn Renfro
 */
@ExtendWith(SpringExtension.class)
public class TaskLaunchConfigurationExistingTests {

	private static TaskLauncher testTaskLauncher;

	@Test
	public void testTaskLauncher() {
		try (ConfigurableApplicationContext context = new SpringApplicationBuilder(
				TaskLaunchConfigurationExistingTests.TestTaskDeployerConfiguration.class).web(WebApplicationType.NONE)
						.run("--spring.jmx.enabled=false")) {
			LocalTaskLauncher taskLauncher = context.getBean(LocalTaskLauncher.class);
			assertThat(testTaskLauncher).isNotNull();
			assertThat(taskLauncher).isNotNull();
			assertThat(taskLauncher).isEqualTo(testTaskLauncher);
		}
	}

	private static class TestTaskDeployerConfiguration {

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

	}

}
