Add Slice test annotation for Redis

This commit adds new annotation `@DataRedisTest` which provides test
infrastructure for redis.

See gh-9224

spring-boot-docs/src/main/asciidoc/spring-boot-features.adoc

@@ -6010,6 +6010,30 @@ disable transaction management for a test or for the whole class as follows:
 A list of the auto-configuration that is enabled by `@DataNeo4jTest` can be
 <<appendix-test-auto-configuration#test-auto-configuration,found in the appendix>>.
 
+[[boot-features-testing-spring-boot-applications-testing-autoconfigured-redis-test]]
+==== Auto-configured Data Redis tests
+`@DataRedisTest` can be used if you want to test Redis applications.
+
+[source,java,indent=0]
+----
+	import org.junit.runner.RunWith;
+	import org.springframework.beans.factory.annotation.Autowired;
+	import org.springframework.boot.test.autoconfigure.data.redis.DataRedisTest;
+	import org.springframework.test.context.junit4.SpringRunner;
+
+	@RunWith(SpringRunner.class)
+	@DataRedisTest
+	public class ExampleDataRedisTests {
+
+		@Autowired
+		private YourRepository repository;
+
+		//
+	}
+----
+
+A list of the auto-configuration that is enabled by `@DataRedisTest` can be
+<<appendix-test-auto-configuration#test-auto-configuration,found in the appendix>>.
 
 
 [[boot-features-testing-spring-boot-applications-testing-autoconfigured-ldap-test]]

spring-boot-test-autoconfigure/pom.xml

@@ -59,6 +59,11 @@
 			<artifactId>htmlunit</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-pool2</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>org.hibernate</groupId>
 			<artifactId>hibernate-core</artifactId>
@@ -146,6 +151,17 @@
 			<artifactId>spring-security-test</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.data</groupId>
+			<artifactId>spring-data-redis</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>redis.clients</groupId>
+			<artifactId>jedis</artifactId>
+			<optional>true</optional>
+		</dependency>
+
 		<!-- Test -->
 		<dependency>
 			<groupId>org.springframework.boot</groupId>

spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/data/redis/AutoConfigureDataRedis.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
+
+/**
+ * {@link ImportAutoConfiguration Auto-configuration imports} for typical Data redis
+ * tests. Most tests should consider using {@link DataRedisTest @DataRedisTest} rather
+ * than using this annotation directly.
+ *
+ * @author Jayaram Pradhan
+ *
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@Inherited
+@ImportAutoConfiguration
+public @interface AutoConfigureDataRedis {
+
+}

spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/data/redis/DataRedisTest.java

@@ -0,0 +1,94 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.test.autoconfigure.OverrideAutoConfiguration;
+import org.springframework.boot.test.autoconfigure.core.AutoConfigureCache;
+import org.springframework.boot.test.autoconfigure.filter.TypeExcludeFilters;
+import org.springframework.boot.test.context.SpringBootTestContextBootstrapper;
+import org.springframework.context.annotation.ComponentScan.Filter;
+import org.springframework.core.annotation.AliasFor;
+import org.springframework.test.context.BootstrapWith;
+
+
+
+/**
+ * Annotation that can be used in combination with {@code @RunWith(SpringRunner.class)}
+ * for a typical Data Redis test. Can be used when a test focuses <strong>only</strong> on
+ * RedisDB components.
+ * <p>
+ * Using this annotation will disable full auto-configuration and instead apply only
+ * configuration relevant to RedisDB tests.
+ * <p>
+ *
+ * @author Jayaram Pradhan
+ *
+ */
+
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@Inherited
+@BootstrapWith(SpringBootTestContextBootstrapper.class)
+@OverrideAutoConfiguration(enabled = false)
+@TypeExcludeFilters(DataRedisTypeExcludeFilter.class)
+@AutoConfigureCache
+@AutoConfigureDataRedis
+@ImportAutoConfiguration
+public @interface DataRedisTest {
+
+	/**
+	 * Determines if default filtering should be used with
+	 * {@link SpringBootApplication @SpringBootApplication}. By default no beans are
+	 * included.
+	 * @see #includeFilters()
+	 * @see #excludeFilters()
+	 * @return if default filters should be used
+	 */
+	boolean useDefaultFilters() default true;
+
+	/**
+	 * A set of include filters which can be used to add otherwise filtered beans to the
+	 * application context.
+	 * @return include filters to apply
+	 */
+	Filter[] includeFilters() default {};
+
+	/**
+	 * A set of exclude filters which can be used to filter beans that would otherwise be
+	 * added to the application context.
+	 * @return exclude filters to apply
+	 */
+	Filter[] excludeFilters() default {};
+
+	/**
+	 * Auto-configuration exclusions that should be applied for this test.
+	 * @return auto-configuration exclusions to apply
+	 */
+	@AliasFor(annotation = ImportAutoConfiguration.class, attribute = "exclude")
+	Class<?>[] excludeAutoConfiguration() default {};
+
+}

spring-boot-test-autoconfigure/src/main/java/org/springframework/boot/test/autoconfigure/data/redis/DataRedisTypeExcludeFilter.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import java.util.Collections;
+import java.util.Set;
+
+import org.springframework.boot.context.TypeExcludeFilter;
+import org.springframework.boot.test.autoconfigure.filter.AnnotationCustomizableTypeExcludeFilter;
+import org.springframework.context.annotation.ComponentScan.Filter;
+import org.springframework.core.annotation.AnnotatedElementUtils;
+
+
+
+/**
+ * {@link TypeExcludeFilter} for {@link DataRedisTest @DataRedisTest}.
+ *
+ * @author Jayaram Pradhan
+ */
+class DataRedisTypeExcludeFilter extends AnnotationCustomizableTypeExcludeFilter {
+
+	private final DataRedisTest annotation;
+
+	DataRedisTypeExcludeFilter(Class<?> testClass) {
+		this.annotation = AnnotatedElementUtils.getMergedAnnotation(testClass,
+				DataRedisTest.class);
+	}
+
+	@Override
+	protected boolean hasAnnotation() {
+		return this.annotation != null;
+	}
+
+	@Override
+	protected Filter[] getFilters(FilterType type) {
+		switch (type) {
+			case INCLUDE:
+				return this.annotation.includeFilters();
+			case EXCLUDE:
+				return this.annotation.excludeFilters();
+			default:
+				throw new IllegalStateException("Unsupported type " + type);
+		}
+	}
+
+	@Override
+	protected boolean isUseDefaultFilters() {
+		return this.annotation.useDefaultFilters();
+	}
+
+	@Override
+	protected Set<Class<?>> getDefaultIncludes() {
+		return Collections.emptySet();
+	}
+
+	@Override
+	protected Set<Class<?>> getComponentIncludes() {
+		return Collections.emptySet();
+	}
+}

spring-boot-test-autoconfigure/src/main/resources/META-INF/spring.factories

@@ -36,6 +36,12 @@ org.springframework.boot.autoconfigure.data.neo4j.Neo4jDataAutoConfiguration,\
 org.springframework.boot.autoconfigure.data.neo4j.Neo4jRepositoriesAutoConfiguration,\
 org.springframework.boot.autoconfigure.transaction.TransactionAutoConfiguration
 
+# AutoConfigureDataRedis auto-configuration imports
+org.springframework.boot.test.autoconfigure.data.redis.AutoConfigureDataRedis=\
+org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration,\
+org.springframework.boot.autoconfigure.data.redis.RedisRepositoriesAutoConfiguration,\
+org.springframework.boot.autoconfigure.transaction.TransactionAutoConfiguration
+
 # AutoConfigureJdbc auto-configuration imports
 org.springframework.boot.test.autoconfigure.jdbc.AutoConfigureJdbc=\
 org.springframework.boot.autoconfigure.flyway.FlywayAutoConfiguration,\
@@ -136,4 +142,4 @@ org.springframework.test.context.TestExecutionListener=\
 org.springframework.boot.test.autoconfigure.restdocs.RestDocsTestExecutionListener,\
 org.springframework.boot.test.autoconfigure.web.client.MockRestServiceServerResetTestExecutionListener,\
 org.springframework.boot.test.autoconfigure.web.servlet.MockMvcPrintOnlyOnFailureTestExecutionListener,\
-org.springframework.boot.test.autoconfigure.web.servlet.WebDriverTestExecutionListener
+org.springframework.boot.test.autoconfigure.web.servlet.WebDriverTestExecutionListener

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/redis/DataRedisTestIntegrationTests.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import java.nio.charset.Charset;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+import org.junit.runner.RunWith;
+
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+import org.springframework.data.redis.connection.RedisConnection;
+import org.springframework.data.redis.core.RedisOperations;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+
+/**
+ * Integration test for {@link DataRedisTest}.
+ *
+ * @author Jayaram Pradhan
+ */
+@RunWith(SpringRunner.class)
+@DataRedisTest
+public class DataRedisTestIntegrationTests {
+
+	@Autowired
+	private RedisOperations<Object, Object> operations;
+
+	@Rule
+	public ExpectedException thrown = ExpectedException.none();
+
+	@Autowired
+	private ExampleRepository exampleRepository;
+
+	@Autowired
+	private ApplicationContext applicationContext;
+
+	private static final Charset CHARSET = Charset.forName("UTF-8");
+
+	@Test
+	public void testRepository() {
+		PersonHash personHash = new PersonHash();
+		personHash.setDescription("Look, new @DataRedisTest!");
+		assertThat(personHash.getId()).isNull();
+		PersonHash savedEntity = this.exampleRepository.save(personHash);
+		assertThat(savedEntity.getId()).isNotNull();
+		assertThat(this.operations.execute((RedisConnection connection) -> connection.exists(("persons:" + savedEntity.getId()).getBytes(CHARSET)))).isTrue();
+		this.exampleRepository.deleteAll();
+	}
+
+	@Test
+	public void didNotInjectExampleService() {
+		this.thrown.expect(NoSuchBeanDefinitionException.class);
+		this.applicationContext.getBean(ExampleService.class);
+	}
+
+}

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/redis/DataRedisTestWithIncludeFilterIntegrationTests.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.ComponentScan.Filter;
+import org.springframework.stereotype.Service;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Integration test with custom include filter for {@link DataRedisTest}.
+ *
+ * @author Jayaram Pradhan
+ */
+@RunWith(SpringRunner.class)
+@DataRedisTest(includeFilters = @Filter(Service.class))
+public class DataRedisTestWithIncludeFilterIntegrationTests {
+
+	@Autowired
+	private ExampleRepository exampleRepository;
+
+	@Autowired
+	private ExampleService service;
+
+	@Test
+	public void testService() {
+		PersonHash personHash = new PersonHash();
+		personHash.setDescription("Look, new @DataRedisTest!");
+		assertThat(personHash.getId()).isNull();
+		PersonHash savedEntity = this.exampleRepository.save(personHash);
+		assertThat(this.service.hasRecord(savedEntity)).isTrue();
+		this.exampleRepository.deleteAll();
+	}
+
+}

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/redis/ExampleRedisApplication.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * Example {@link SpringBootApplication} used with {@link DataRedisTest} tests.
+ *
+ * @author Jayaram Pradhan
+ */
+@SpringBootApplication
+public class ExampleRedisApplication {
+
+}

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/redis/ExampleRepository.java

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import org.springframework.data.repository.CrudRepository;
+
+/**
+ * Example repository used with {@link DataRedisTest} tests.
+ *
+ * @author Jayaram Pradhan
+ */
+public interface ExampleRepository extends CrudRepository<PersonHash, String> {
+}

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/redis/ExampleService.java

@@ -0,0 +1,46 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import java.nio.charset.Charset;
+
+import org.springframework.data.redis.connection.RedisConnection;
+import org.springframework.data.redis.core.RedisOperations;
+import org.springframework.stereotype.Service;
+
+
+/**
+ * Example service used with {@link DataRedisTest} tests.
+ *
+ * @author Jayaram Pradhan
+ */
+@Service
+public class ExampleService {
+
+	private RedisOperations<Object, Object> operations;
+	private static final Charset CHARSET = Charset.forName("UTF-8");
+
+	public ExampleService(RedisOperations<Object, Object> operations) {
+		this.operations = operations;
+	}
+
+	public boolean hasRecord(PersonHash personHash) {
+		return this.operations.execute(
+				(RedisConnection connection) -> connection.exists(("persons:" + personHash.getId()).getBytes(CHARSET)));
+	}
+
+}

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/data/redis/PersonHash.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright 2012-2017 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.autoconfigure.data.redis;
+
+import org.springframework.data.annotation.Id;
+import org.springframework.data.redis.core.RedisHash;
+
+/**
+ * Example graph used with {@link DataRedisTest} tests.
+ *
+ * @author Jayaram Pradhan
+ */
+@RedisHash("persons")
+public class PersonHash {
+
+	@Id
+	private String id;
+	private String description;
+
+	public String getId() {
+		return this.id;
+	}
+
+	public void setId(String id) {
+		this.id = id;
+	}
+
+	public String getDescription() {
+		return this.description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+}