/*
 * Copyright 2013-2104 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.test;

import java.util.Arrays;
import java.util.LinkedHashSet;
import java.util.Set;

import org.springframework.core.annotation.AnnotatedElementUtils;
import org.springframework.core.annotation.AnnotationAttributes;
import org.springframework.test.context.MergedContextConfiguration;
import org.springframework.test.context.TestContext;
import org.springframework.test.context.support.AbstractTestExecutionListener;
import org.springframework.test.util.ReflectionTestUtils;

/**
 * Manipulate the TestContext to merge properties from {@code @IntegrationTest}.
 *
 * @author Dave Syer
 * @author Phillip Webb
 * @since 1.2.0
 */
class IntegrationTestPropertiesListener extends AbstractTestExecutionListener {

	private static final String ANNOTATION_TYPE = IntegrationTest.class.getName();

	@Override
	public void prepareTestInstance(TestContext testContext) throws Exception {
		Class<?> testClass = testContext.getTestClass();
		if (AnnotatedElementUtils.isAnnotated(testClass, ANNOTATION_TYPE)) {
			AnnotationAttributes annotationAttributes = AnnotatedElementUtils
					.getAnnotationAttributes(testClass, ANNOTATION_TYPE);
			addPropertySourceProperties(testContext,
					annotationAttributes.getStringArray("value"));
		}
	}

	private void addPropertySourceProperties(TestContext testContext, String[] properties) {
		try {
			addPropertySourcePropertiesUsingReflection(testContext, properties);
		}
		catch (RuntimeException ex) {
			throw ex;
		}
		catch (Exception ex) {
			throw new IllegalStateException(ex);
		}
	}

	private void addPropertySourcePropertiesUsingReflection(TestContext testContext,
			String[] properties) throws Exception {
		if (properties.length == 0) {
			return;
		}
		MergedContextConfiguration configuration = (MergedContextConfiguration) ReflectionTestUtils
				.getField(testContext, "mergedContextConfiguration");
		Set<String> merged = new LinkedHashSet<String>((Arrays.asList(configuration
				.getPropertySourceProperties())));
		merged.addAll(Arrays.asList(properties));
		ReflectionTestUtils.setField(configuration, "propertySourceProperties",
				merged.toArray(new String[merged.size()]));
	}

}

@@ -2301,55 +2301,8 @@
 n %7B%0A
-%09%09if (properties.length == 0) %7B%0A%09%09%09return;%0A%09%09%7D%0A
 %09%09Me
@@ -2387,24 +2387,24 @@
 onTestUtils%0A
+
 %09%09%09%09.getFiel
@@ -2610,16 +2610,54 @@
 ties));%0A
+%09%09addIntegrationTestProperty(merged);%0A
 %09%09Reflec
@@ -2774,10 +2774,506 @@
 ));%0A%09%7D%0A%0A
+%09/**%0A%09 * Add an %22IntegrationTest%22 property to ensure that there is something to%0A%09 * differentiate regular tests and %7B@code @IntegrationTest%7D tests. Without this%0A%09 * property a cached context could be returned that hadn't started the embedded%0A%09 * servlet container.%0A%09 * @param propertySourceProperties the property source properties%0A%09 */%0A%09private void addIntegrationTestProperty(Set%3CString%3E propertySourceProperties) %7B%0A%09%09propertySourceProperties.add(IntegrationTest.class.getName() + %22=true%22);%0A%09%7D%0A
 %7D%0A

Fix @IntegrationTest context caching