/*
 * Copyright 2006-2022 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.batch.core.job;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.batch.core.BatchStatus;
import org.springframework.batch.core.ExitStatus;
import org.springframework.batch.core.JobExecution;
import org.springframework.batch.core.JobInterruptedException;
import org.springframework.batch.core.JobParameters;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.repository.JobRepository;
import org.springframework.batch.core.repository.support.JobRepositoryFactoryBean;
import org.springframework.batch.core.step.StepSupport;
import org.springframework.jdbc.support.JdbcTransactionManager;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;

/**
 * @author Dave Syer
 * @author Mahmoud Ben Hassine
 *
 */
class SimpleStepHandlerTests {

	private JobRepository jobRepository;

	private JobExecution jobExecution;

	private SimpleStepHandler stepHandler;

	@BeforeEach
	void setUp() throws Exception {
		EmbeddedDatabase embeddedDatabase = new EmbeddedDatabaseBuilder()
			.addScript("/org/springframework/batch/core/schema-drop-hsqldb.sql")
			.addScript("/org/springframework/batch/core/schema-hsqldb.sql")
			.build();
		JobRepositoryFactoryBean factory = new JobRepositoryFactoryBean();
		factory.setDataSource(embeddedDatabase);
		factory.setTransactionManager(new JdbcTransactionManager(embeddedDatabase));
		factory.afterPropertiesSet();
		jobRepository = factory.getObject();
		jobExecution = jobRepository.createJobExecution("job", new JobParameters());
		stepHandler = new SimpleStepHandler(jobRepository);
		stepHandler.afterPropertiesSet();
	}

	@Test
	void testAfterPropertiesSet() {
		SimpleStepHandler stepHandler = new SimpleStepHandler();
		assertThrows(IllegalStateException.class, stepHandler::afterPropertiesSet);
	}

	@Test
	void testHandleStep() throws Exception {
		StepExecution stepExecution = stepHandler.handleStep(new StubStep("step"), jobExecution);
		assertEquals(BatchStatus.COMPLETED, stepExecution.getStatus());
	}

	private class StubStep extends StepSupport {

		private StubStep(String name) {
			super(name);
		}

		@Override
		public void execute(StepExecution stepExecution) throws JobInterruptedException {
			stepExecution.setStatus(BatchStatus.COMPLETED);
			stepExecution.setExitStatus(ExitStatus.COMPLETED);
			jobRepository.update(stepExecution);
		}

	}

}
