test(snapping): simplify test case

test/spec/features/snapping/BpmnCreateMoveSnappingSpec.js

@@ -559,13 +559,15 @@ describe('features/snapping - BpmnCreateMoveSnapping', function() {
 
       var diagramXML = require('./BpmnCreateMoveSnapping.docking-create-mode.bpmn');
 
+
+      beforeEach(bootstrapModeler(diagramXML, {
+        modules: testModules
+      }));
+
+
       it('should correctly set snap origins', function(done) {
 
-        bootstrapModeler(diagramXML, {
+        var test = inject(function(elementRegistry, copyPaste, eventBus) {
-          container: TestContainer.get(this),
-          modules: testModules
-        })(function() {
-          inject(function(elementRegistry, copyPaste, eventBus) {
 
           // given
           var task1 = elementRegistry.get('Task_1');
@@ -576,21 +578,24 @@ describe('features/snapping - BpmnCreateMoveSnapping', function() {
             var sequenceFlowSnapOrigin = snapContext.getSnapOrigin(snapLocations[3]);
 
             // then
+            try {
               expect(sequenceFlowSnapOrigin.x).to.be.eql(-30);
               expect(sequenceFlowSnapOrigin.y).to.be.eql(-10);
 
               done();
+            } catch (error) {
+              done(error);
+            }
           });
 
           // when
           copyPaste.copy(task1);
           copyPaste.paste();
 
-          })();
         });
 
+        test();
       });
-
     });
   });