OZG-6477 OZG-6439 Allow multiple collaboration requests

alfa-service/src/main/java/de/ozgcloud/alfa/collaboration/CollaborationModelAssembler.java

@@ -42,8 +42,7 @@ class CollaborationModelAssembler implements RepresentationModelAssembler<Collab
 
 		return CollectionModelBuilder.fromEntities(entityModels)
 				.addLink(selfLink)
-				.ifMatch(entityModels::isEmpty)
-				.addLink(() -> buildCreateCollaborationRequestLink(vorgangId))
+				.addLink(buildCreateCollaborationRequestLink(vorgangId))
 				.buildModel();
 	}
 

alfa-service/src/test/java/de/ozgcloud/alfa/collaboration/CollaborationModelAssemblerTest.java

@@ -92,10 +92,16 @@ class CollaborationModelAssemblerTest {
 
 	@Nested
 	class TestToCollectionModel {
+
 		private final Collaboration collaboration = FachstelleCollaborationTestFactory.create();
 
-		@Nested
-		class OnNonEmptyCollaborationList {
+		@Mock
+		private Link createCollaborationRequestLink;
+
+		@BeforeEach
+		void mock() {
+			doReturn(createCollaborationRequestLink).when(assembler).buildCreateCollaborationRequestLink(VorgangHeaderTestFactory.ID);
+		}
 
 		@Test
 		void shouldCallToModel() {
@@ -122,44 +128,6 @@ class CollaborationModelAssemblerTest {
 					.isEqualTo(CollaborationByVorgangController.PATH + "/" + VorgangHeaderTestFactory.ID + "/collaborations");
 		}
 
-			@Test
-			void shouldNotHaveCreateCollaborationRequestLink() {
-				var collectionModel = callAssembler();
-
-				assertThat(collectionModel.getLink(CollaborationModelAssembler.REL_CREATE_COLLABORATION_REQUEST)).isEmpty();
-			}
-
-			private CollectionModel<EntityModel<Collaboration>> callAssembler() {
-				return assembler.toCollectionModel(Stream.of(collaboration), VorgangHeaderTestFactory.ID);
-			}
-		}
-
-		@Nested
-		class OnEmptyCollaborationList {
-
-			@Mock
-			private Link createCollaborationRequestLink;
-
-			@BeforeEach
-			void mock() {
-				doReturn(createCollaborationRequestLink).when(assembler).buildCreateCollaborationRequestLink(VorgangHeaderTestFactory.ID);
-			}
-
-			@Test
-			void shouldHaveEmptyContent() {
-				var collectionModel = callAssembler();
-
-				assertThat(collectionModel.getContent()).isEmpty();
-			}
-
-			@Test
-			void shouldHaveSelfLink() {
-				var collectionModel = callAssembler();
-
-				assertThat(collectionModel.getLink(IanaLinkRelations.SELF_VALUE)).get().extracting(Link::getHref)
-						.isEqualTo(CollaborationByVorgangController.PATH + "/" + VorgangHeaderTestFactory.ID + "/collaborations");
-			}
-
 		@Test
 		void shouldHaveCreateCollaborationRequestLink() {
 			var collectionModel = callAssembler();
@@ -168,8 +136,7 @@ class CollaborationModelAssemblerTest {
 		}
 
 		private CollectionModel<EntityModel<Collaboration>> callAssembler() {
-				return assembler.toCollectionModel(Stream.empty(), VorgangHeaderTestFactory.ID);
-			}
+			return assembler.toCollectionModel(Stream.of(collaboration), VorgangHeaderTestFactory.ID);
 		}
 	}