Polish test

See gh-18130

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/cloud/cloudfoundry/CloudFoundryVcapEnvironmentPostProcessorTests.java

@@ -30,6 +30,7 @@ import static org.assertj.core.api.Assertions.assertThat;
  *
  * @author Dave Syer
  * @author Andy Wilkinson
+ * @author Eddú Meléndez
  */
 class CloudFoundryVcapEnvironmentPostProcessorTests {
 
@@ -50,7 +51,7 @@ class CloudFoundryVcapEnvironmentPostProcessorTests {
 						+ "\"name\":\"dsyerenv\",\"uris\":[\"dsyerenv.cfapps.io\"],"
 						+ "\"users\":[],\"start\":\"2013-05-29 02:37:59 +0000\",\"state_timestamp\":1369795079}");
 		this.initializer.postProcessEnvironment(this.context.getEnvironment(), null);
-		assertThat(this.context.getEnvironment().getProperty("vcap.application.instance_id"))
+		assertThat(getProperty("vcap.application.instance_id"))
 				.isEqualTo("bb7935245adf3e650dfb7c58a06e9ece");
 	}
 
@@ -59,7 +60,7 @@ class CloudFoundryVcapEnvironmentPostProcessorTests {
 		TestPropertySourceUtils.addInlinedPropertiesToEnvironment(this.context,
 				"VCAP_APPLICATION={\"instance_id\":\"bb7935245adf3e650dfb7c58a06e9ece\",\"instance_index\":0,\"uris\":[\"foo.cfapps.io\"]}");
 		this.initializer.postProcessEnvironment(this.context.getEnvironment(), null);
-		assertThat(this.context.getEnvironment().getProperty("vcap.application.uris[0]")).isEqualTo("foo.cfapps.io");
+		assertThat(getProperty("vcap.application.uris[0]")).isEqualTo("foo.cfapps.io");
 	}
 
 	@Test