/*
 * Copyright 2002-2019 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.test.context.jdbc;

import java.util.List;

import org.junit.jupiter.api.extension.ExtendWith;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.test.context.junit.jupiter.SpringExtension;
import org.springframework.test.jdbc.JdbcTestUtils;
import org.springframework.transaction.annotation.Transactional;

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

/**
 * @author Sam Brannen
 * @since 5.2
 */
@ExtendWith(SpringExtension.class)
@Transactional
public abstract class AbstractTransactionalTests {

	@Autowired
	protected JdbcTemplate jdbcTemplate;

	protected final int countRowsInTable(String tableName) {
		return JdbcTestUtils.countRowsInTable(this.jdbcTemplate, tableName);
	}

	protected final void assertNumUsers(int expected) {
		assertThat(countRowsInTable("user")).as("Number of rows in the 'user' table.").isEqualTo(expected);
	}

	protected final void assertUsers(String... expectedUsers) {
		List<String> actualUsers = this.jdbcTemplate.queryForList("select name from user", String.class);
		assertThat(actualUsers).containsExactlyInAnyOrder(expectedUsers);
	}

}
