Add integration tests for Spring's Cache Abstraction with Apache Geode auto-configured as the caching provider.

geode-spring-boot-starter/src/test/java/org/springframework/boot/data/geode/caching/AutoConfiguredCachingIntegrationTests.java

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+/*
+ * Copyright 2018 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.data.geode.caching;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import javax.annotation.Resource;
+
+import org.apache.geode.cache.Region;
+import org.apache.geode.cache.client.ClientRegionShortcut;
+import org.junit.FixMethodOrder;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.MethodSorters;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.data.geode.repository.model.Customer;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.data.gemfire.config.annotation.EnableCachingDefinedRegions;
+import org.springframework.data.gemfire.config.annotation.EnableLogging;
+import org.springframework.data.gemfire.util.RegionUtils;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import example.app.NonBeanType;
+import example.app.model.Book;
+import example.app.service.support.CachingBookService;
+
+/**
+ * The AutoConfiguredCachingIntegrationTests class...
+ *
+ * @author John Blum
+ * @since 1.0.0
+ */
+@RunWith(SpringRunner.class)
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.NONE)
+@SuppressWarnings("unused")
+public class AutoConfiguredCachingIntegrationTests {
+
+	private static final String GEMFIRE_LOG_LEVEL = "error";
+
+	@Autowired
+	private CachingBookService bookService;
+
+	@Resource(name = "CachedBooks")
+	private Region<String, Customer> cachedBooks;
+
+	private void assertBook(Book book, String title) {
+
+		assertThat(book).isNotNull();
+		assertThat(book.isNew()).isFalse();
+		assertThat(book.getTitle()).isEqualTo(title);
+	}
+
+	@Test
+	public void bookServiceWasConfiguredCorrectly() {
+
+		assertThat(this.bookService).isNotNull();
+		assertThat(this.bookService.isCacheMiss()).isFalse();
+	}
+
+	@Test
+	public void cachedBooksRegionWasConfiguredCorrectly() {
+
+		assertThat(this.cachedBooks).isNotNull();
+		assertThat(this.cachedBooks.getName()).isEqualTo("CachedBooks");
+		assertThat(this.cachedBooks.getFullPath()).isEqualTo(RegionUtils.toRegionPath("CachedBooks"));
+		assertThat(this.cachedBooks).isEmpty();
+	}
+
+	@Test
+	public void geodeAsTheCachingProviderWasAutoConfiguredCorrectly() {
+
+		assertThat(this.cachedBooks).isEmpty();
+
+		Book bookOne = this.bookService.findByTitle("Star Wars 3 - Revenge of the Sith");
+
+		assertBook(bookOne, "Star Wars 3 - Revenge of the Sith");
+		assertThat(this.bookService.isCacheMiss()).isTrue();
+		assertThat(this.cachedBooks).hasSize(1);
+		assertThat(this.cachedBooks.get(bookOne.getTitle())).isEqualTo(bookOne);
+
+		Book bookOneAgain = this.bookService.findByTitle(bookOne.getTitle());
+
+		assertThat(bookOneAgain).isEqualTo(bookOne);
+		assertThat(this.bookService.isCacheMiss()).isFalse();
+		assertThat(this.cachedBooks).hasSize(1);
+		assertThat(this.cachedBooks.get(bookOne.getTitle())).isEqualTo(bookOne);
+
+		Book bookTwo = this.bookService.findByTitle("Star Wars 6 - Return of the Jedi");
+
+		assertBook(bookTwo, "Star Wars 6 - Return of the Jedi");
+		assertThat(this.bookService.isCacheMiss()).isTrue();
+		assertThat(this.cachedBooks).hasSize(2);
+		assertThat(this.cachedBooks.get(bookOne.getTitle())).isEqualTo(bookOne);
+		assertThat(this.cachedBooks.get(bookTwo.getTitle())).isEqualTo(bookTwo);
+	}
+
+	@SpringBootApplication(scanBasePackageClasses = NonBeanType.class)
+	@EnableLogging(logLevel = GEMFIRE_LOG_LEVEL)
+	@EnableCachingDefinedRegions(clientRegionShortcut = ClientRegionShortcut.LOCAL)
+	static class TestConfiguration {  }
+
+}