Add further test for activating profiles

The new test asserts that a profile defined in one profile can be
switched off in another. Seems to work.

More gh-483

spring-boot/src/test/java/org/springframework/boot/context/config/ConfigFileApplicationListenerTests.java

@@ -110,6 +110,19 @@ public class ConfigFileApplicationListenerTests {
 		assertThat(property, equalTo("fromotherpropertiesfile"));
 	}
 
+	@Test
+	public void loadTwoPropertiesFilesWithProfilesAndSwitchOneOff() throws Exception {
+		EnvironmentTestUtils.addEnvironment(this.environment, "spring.config.location:"
+				+ "classpath:enabletwoprofiles.properties,"
+				+ "classpath:enableprofile.properties");
+		this.initializer.onApplicationEvent(this.event);
+		assertEquals("myprofile",
+				StringUtils.arrayToCommaDelimitedString(this.environment
+						.getActiveProfiles()));
+		String property = this.environment.getProperty("my.property");
+		assertThat(property, equalTo("fromtwopropertiesfile"));
+	}
+
 	@Test
 	public void localFileTakesPrecedenceOverClasspath() throws Exception {
 		File localFile = new File(new File("."), "application.properties");

spring-boot/src/test/resources/enabletwoprofiles.properties

+spring.profiles.active=myprofile,another
+my.property=fromtwopropertiesfile