DATACMNS-1455 - HateoasPageableHandlerMethodArgumentResolver handles Pageable.unpaged() coprrectly.

Pageable.unpaged() is now effectively handled like a null value given in the 1.x branch.

src/test/java/org/springframework/data/web/HateoasPageableHandlerMethodArgumentResolverUnitTests.java

@@ -109,6 +109,16 @@ public class HateoasPageableHandlerMethodArgumentResolverUnitTests
 		assertThat(params.getFirst(resolver.getPageParameterName())).isEqualTo("1");
 	}
 
+	@Test // DATACMNS-1455
+	public void enhancesUnpaged() {
+
+		UriComponentsBuilder builder = UriComponentsBuilder.fromPath("/");
+
+		getResolver().enhance(builder, null, Pageable.unpaged());
+
+		assertThat(builder).isEqualTo(builder);
+	}
+
 	@Override
 	protected HateoasPageableHandlerMethodArgumentResolver getResolver() {