Add auto-configuration to set the cache/member name based on the 'spring.application.name' property.

Resolves gh-12.

spring-geode-autoconfigure/src/test/java/org/springframework/geode/boot/autoconfigure/cache/CacheNameAutoConfigurationIntegrationTests.java

@@ -0,0 +1,122 @@
+/*
+ * 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.geode.boot.autoconfigure.cache;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.util.Collections;
+import java.util.function.Function;
+
+import org.apache.geode.cache.GemFireCache;
+import org.junit.Test;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.FilterType;
+import org.springframework.data.gemfire.config.annotation.PeerCacheApplication;
+import org.springframework.data.gemfire.tests.integration.SpringBootApplicationIntegrationTestsSupport;
+import org.springframework.data.gemfire.tests.mock.annotation.EnableGemFireMockObjects;
+import org.springframework.geode.boot.autoconfigure.CacheNameAutoConfiguration;
+import org.springframework.geode.config.annotation.UseMemberName;
+
+/**
+ * Integration tests for {@link CacheNameAutoConfiguration}.
+ *
+ * @author John Blum
+ * @see org.junit.Test
+ * @see org.springframework.boot.autoconfigure.SpringBootApplication
+ * @see org.springframework.boot.builder.SpringApplicationBuilder
+ * @see org.springframework.data.gemfire.tests.integration.SpringBootApplicationIntegrationTestsSupport
+ * @see org.springframework.data.gemfire.tests.mock.annotation.EnableGemFireMockObjects
+ * @see org.springframework.geode.boot.autoconfigure.CacheNameAutoConfiguration
+ * @since 1.0.0
+ */
+public class CacheNameAutoConfigurationIntegrationTests extends SpringBootApplicationIntegrationTestsSupport {
+
+	private Function<SpringApplicationBuilder, SpringApplicationBuilder> springApplicationBuilderFunction =
+		Function.identity();
+
+	private Function<SpringApplicationBuilder, SpringApplicationBuilder> springApplicationNamePropertyFunction =
+		builder -> {
+			builder.properties(Collections.singletonMap("spring.application.name", "SpringApplicationNameTest"));
+			return builder;
+		};
+
+	private Function<SpringApplicationBuilder, SpringApplicationBuilder> springDataGemFireNamePropertyFunction =
+		builder -> {
+			builder.properties(Collections.singletonMap("spring.data.gemfire.name", "SpringDataGemFireNameTest"));
+			return builder;
+		};
+
+	@Override
+	protected SpringApplicationBuilder processBeforeBuild(SpringApplicationBuilder springApplicationBuilder) {
+		return this.springApplicationBuilderFunction.apply(springApplicationBuilder);
+	}
+
+	private void assertGemFireCache(GemFireCache gemfireCache, String expectedName) {
+
+		assertThat(gemfireCache).isNotNull();
+		assertThat(gemfireCache.getDistributedSystem()).isNotNull();
+		assertThat(gemfireCache.getDistributedSystem().getProperties()).isNotNull();
+		assertThat(gemfireCache.getDistributedSystem().getProperties().getProperty("name")).isEqualTo(expectedName);
+	}
+
+	@Test
+	public void cacheNameUsesAnnotationNameAttribute() {
+		assertGemFireCache(newApplicationContext(AnnotationNameAttributeTestConfiguration.class)
+				.getBean(GemFireCache.class), "AnnotationNameTest");
+	}
+
+	@Test
+	public void cacheNameUsesMemberNameAttribute() {
+		assertGemFireCache(newApplicationContext(MemberNameAttributeTestConfiguration.class)
+			.getBean(GemFireCache.class), "MemberNameTest");
+	}
+
+	@Test
+	public void cacheNameUsesSpringApplicationNameProperty() {
+
+		this.springApplicationBuilderFunction = this.springApplicationNamePropertyFunction;
+
+		assertGemFireCache(newApplicationContext(AnnotationNameAttributeTestConfiguration.class)
+			.getBean(GemFireCache.class), "SpringApplicationNameTest");
+	}
+
+	@Test
+	public void cacheNameUsesSpringDataGemFireNameProperty() {
+
+		this.springApplicationBuilderFunction = this.springApplicationNamePropertyFunction
+			.andThen(this.springDataGemFireNamePropertyFunction);
+
+		assertGemFireCache(newApplicationContext(MemberNameAttributeTestConfiguration.class)
+			.getBean(GemFireCache.class), "SpringDataGemFireNameTest");
+	}
+
+	@SpringBootApplication
+	@EnableGemFireMockObjects
+	@PeerCacheApplication(name = "AnnotationNameTest")
+	@ComponentScan(excludeFilters = {
+		@ComponentScan.Filter(type = FilterType.ASSIGNABLE_TYPE, value = MemberNameAttributeTestConfiguration.class)
+	})
+	static class AnnotationNameAttributeTestConfiguration { }
+
+	@SpringBootApplication
+	@EnableGemFireMockObjects
+	@UseMemberName("MemberNameTest")
+	static class MemberNameAttributeTestConfiguration { }
+
+}