Fixed delete endpoint for EntityRelations

metasvc-server/webapp/src/main/java/io/github/dbmdz/metadata/server/controller/identifiable/entity/relation/EntityRelationController.java

@@ -6,10 +6,8 @@
 import de.digitalcollections.model.list.filtering.Filtering;
 import de.digitalcollections.model.list.paging.PageRequest;
 import de.digitalcollections.model.list.paging.PageResponse;
-import io.github.dbmdz.metadata.server.business.api.service.exceptions.ConflictException;
 import io.github.dbmdz.metadata.server.business.api.service.exceptions.ServiceException;
 import io.github.dbmdz.metadata.server.business.api.service.identifiable.entity.relation.EntityToEntityRelationService;
-import io.github.dbmdz.metadata.server.controller.ParameterHelper;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.Parameter;
 import io.swagger.v3.oas.annotations.tags.Tag;
@@ -107,18 +105,12 @@ List<EntityRelation> saveEntityRelationsForSubject(
 
   @Operation(summary = "Delete an entity relation")
   @DeleteMapping(
-      value =
-          "/v6/entities/{subjectuuid: "
-              + ParameterHelper.UUID_PATTERN
-              + "}/{predicate}/{objectuuid: "
-              + ParameterHelper.UUID_PATTERN
-              + "}",
+      value = "/v6/entities/relations/{subjectuuid}/{predicate}/{objectuuid}",
       produces = MediaType.APPLICATION_JSON_VALUE)
-  public ResponseEntity<Void> deleteByUuid(
+  public ResponseEntity<Void> deleteByUuidsAndPredicate(
       @Parameter(description = "UUID of the subject") @PathVariable("subjectuuid") UUID subjectUuid,
       @Parameter(description = "predicate") @PathVariable("predicate") String predicate,
-      @Parameter(description = "UUID of the object") @PathVariable("objectuuid") UUID objectUuid)
-      throws ConflictException, ServiceException {
+      @Parameter(description = "UUID of the object") @PathVariable("objectuuid") UUID objectUuid) {
     EntityRelation example =
         EntityRelation.builder()
             .subject(Entity.builder().uuid(subjectUuid).build())

metasvc-server/webapp/src/test/java/io/github/dbmdz/metadata/server/controller/identifiable/entity/relation/EntityRelationControllerTest.java

@@ -0,0 +1,39 @@
+package io.github.dbmdz.metadata.server.controller.identifiable.entity.relation;
+
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.when;
+
+import de.digitalcollections.model.identifiable.entity.Entity;
+import de.digitalcollections.model.identifiable.entity.relation.EntityRelation;
+import io.github.dbmdz.metadata.server.business.api.service.identifiable.entity.relation.EntityToEntityRelationService;
+import io.github.dbmdz.metadata.server.controller.BaseControllerTest;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+
+@WebMvcTest(EntityRelationController.class)
+@DisplayName("The EntityRelation controller")
+class EntityRelationControllerTest extends BaseControllerTest {
+
+  @MockBean private EntityToEntityRelationService entityRelationService;
+
+  @DisplayName("can delete an EntityRelation")
+  @ParameterizedTest
+  @ValueSource(
+      strings = {
+        "/v6/entities/relations/8fe24c2a-ee3d-4f3f-bc4b-c78b6c132afd/is_realized_with/d2206b4c-910f-4dbe-b496-c0a5c0449ee7"
+      })
+  public void listOfRelatedEntities(String path) throws Exception {
+    EntityRelation expectedEntityRelationToDelete =
+        EntityRelation.builder()
+            .subject(Entity.builder().uuid("8fe24c2a-ee3d-4f3f-bc4b-c78b6c132afd").build())
+            .predicate("is_realized_with")
+            .object(Entity.builder().uuid("d2206b4c-910f-4dbe-b496-c0a5c0449ee7").build())
+            .build();
+    when(entityRelationService.delete(eq(expectedEntityRelationToDelete))).thenReturn(1);
+
+    testDeleteSuccessful(path);
+  }
+}