/*
* 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;
import java.util.List;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.springframework.boot.autoconfigure.AutoConfigurationPackages.Registrar;
import org.springframework.boot.autoconfigure.packagestest.one.FirstConfiguration;
import org.springframework.boot.autoconfigure.packagestest.two.SecondConfiguration;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import static org.assertj.core.api.Assertions.assertThat;
/**
* Tests for {@link AutoConfigurationPackages}.
*
* @author Phillip Webb
* @author Oliver Gierke
*/
@SuppressWarnings("resource")
public class AutoConfigurationPackagesTests {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test
public void setAndGet() {
AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(
ConfigWithRegistrar.class);
assertThat(AutoConfigurationPackages.get(context.getBeanFactory()))
.containsExactly(getClass().getPackage().getName());
}
@Test
public void getWithoutSet() throws Exception {
AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(
EmptyConfig.class);
this.thrown.expect(IllegalStateException.class);
this.thrown.expectMessage(
"Unable to retrieve @EnableAutoConfiguration base packages");
AutoConfigurationPackages.get(context.getBeanFactory());
}
@Test
public void detectsMultipleAutoConfigurationPackages() {
AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(
FirstConfiguration.class, SecondConfiguration.class);
List<String> packages = AutoConfigurationPackages.get(context.getBeanFactory());
Package package1 = FirstConfiguration.class.getPackage();
Package package2 = SecondConfiguration.class.getPackage();
assertThat(packages).containsOnly(package1.getName(), package2.getName());
}
@Configuration
@Import(AutoConfigurationPackages.Registrar.class)
static class ConfigWithRegistrar {
}
@Configuration
static class EmptyConfig {
}
/**
* Test helper to allow {@link Registrar} to be referenced from other packages.
*/
public static class TestRegistrar extends Registrar {
}
}