Change package used to test path matching

The org.reactivestreams has 13 instead of 4 classes in 1.0.3 with the
addition of Java 9 Flow adapters. This commit switches to using a
different package reactor.util.annotation, also with a small number of
classes, for this test.

Author: rstoyanchev

spring-core/src/test/java/org/springframework/core/io/support/PathMatchingResourcePatternResolverTests.java

@@ -53,8 +53,8 @@ class PathMatchingResourcePatternResolverTests {
 	private static final String[] TEST_CLASSES_IN_CORE_IO_SUPPORT =
 			new String[] {"PathMatchingResourcePatternResolverTests.class"};
 
-	private static final String[] CLASSES_IN_REACTIVESTREAMS =
-			new String[] {"Processor.class", "Publisher.class", "Subscriber.class", "Subscription.class"};
+	private static final String[] CLASSES_IN_REACTOR_UTIL_ANNOTATIONS =
+			new String[] {"NonNull.class", "NonNullApi.class", "Nullable.class"};
 
 	private PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
 
@@ -106,14 +106,14 @@ void getResourcesOnFileSystemContainingHashtagsInTheirFileNames() throws IOExcep
 
 	@Test
 	void classpathWithPatternInJar() throws IOException {
-		Resource[] resources = resolver.getResources("classpath:org/reactivestreams/*.class");
-		assertProtocolAndFilenames(resources, "jar", CLASSES_IN_REACTIVESTREAMS);
+		Resource[] resources = resolver.getResources("classpath:reactor/util/annotation/*.class");
+		assertProtocolAndFilenames(resources, "jar", CLASSES_IN_REACTOR_UTIL_ANNOTATIONS);
 	}
 
 	@Test
 	void classpathStarWithPatternInJar() throws IOException {
-		Resource[] resources = resolver.getResources("classpath*:org/reactivestreams/*.class");
-		assertProtocolAndFilenames(resources, "jar", CLASSES_IN_REACTIVESTREAMS);
+		Resource[] resources = resolver.getResources("classpath*:reactor/util/annotation/*.class");
+		assertProtocolAndFilenames(resources, "jar", CLASSES_IN_REACTOR_UTIL_ANNOTATIONS);
 	}
 
 	@Test