/*
* Copyright 2012-2016 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.boot.autoconfigure.jdbc;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import javax.sql.DataSource;
import org.junit.After;
import org.junit.Test;
import org.springframework.boot.test.util.EnvironmentTestUtils;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Tests for {@link EmbeddedDataSourceConfiguration}.
*
* @author Dave Syer
* @author Stephane Nicoll
*/
public class EmbeddedDataSourceConfigurationTests {
private AnnotationConfigApplicationContext context;
@After
public void closeContext() {
if (this.context != null) {
this.context.close();
}
}
@Test
public void defaultEmbeddedDatabase() {
this.context = load();
assertThat(this.context.getBean(DataSource.class)).isNotNull();
}
@Test
public void generateUniqueName() throws Exception {
this.context = load("spring.datasource.generate-unique-name=true");
AnnotationConfigApplicationContext context2 = load(
"spring.datasource.generate-unique-name=true");
try {
DataSource dataSource = this.context.getBean(DataSource.class);
DataSource dataSource2 = context2.getBean(DataSource.class);
assertThat(getDatabaseName(dataSource))
.isNotEqualTo(getDatabaseName(dataSource2));
}
finally {
context2.close();
}
}
private String getDatabaseName(DataSource dataSource) throws SQLException {
Connection connection = dataSource.getConnection();
try {
ResultSet catalogs = connection.getMetaData().getCatalogs();
if (catalogs.next()) {
return catalogs.getString(1);
}
else {
throw new IllegalStateException("Unable to get database name");
}
}
finally {
connection.close();
}
}
private AnnotationConfigApplicationContext load(String... environment) {
AnnotationConfigApplicationContext ctx = new AnnotationConfigApplicationContext();
EnvironmentTestUtils.addEnvironment(ctx, environment);
ctx.register(EmbeddedDataSourceConfiguration.class);
ctx.refresh();
return ctx;
}
}