chore(modeling): move BpmnLabelSupport to behavior

* Make sure the label support is part of our
behavior definitions.
* Adjust test cases accordingly.

test/spec/features/modeling/behavior/LabelBehaviorSpec.js

@@ -0,0 +1,144 @@
+'use strict';
+
+var TestHelper = require('../../../../TestHelper');
+
+/* global bootstrapModeler, inject */
+
+var assign = require('lodash/object/assign');
+
+var modelingModule = require('../../../../../lib/features/modeling'),
+    coreModule = require('../../../../../lib/core');
+
+var LabelUtil = require('../../../../../lib/util/LabelUtil');
+
+
+describe('behavior - LabelBehavior', function() {
+
+  var diagramXML = require('../../../../fixtures/bpmn/basic.bpmn');
+
+  var testModules = [ modelingModule, coreModule ];
+
+  beforeEach(bootstrapModeler(diagramXML, { modules: testModules }));
+
+
+  describe('add label', function() {
+
+    it('should add to sequence flow', inject(function(elementRegistry, modeling) {
+
+      // given
+      var startEvent = elementRegistry.get('StartEvent_1'),
+          task = elementRegistry.get('Task_1');
+
+      // when
+      var connection = modeling.connect(startEvent, task);
+
+      // then
+      expect(connection.label).to.exist;
+    }));
+
+
+    it('should add to exclusive gateway', inject(function(elementFactory, elementRegistry, modeling) {
+
+      // given
+      var parentShape = elementRegistry.get('Process_1'),
+          newShapeAttrs = { type: 'bpmn:ExclusiveGateway' };
+
+      // when
+      var newShape = modeling.createShape(newShapeAttrs, { x: 50, y: 50 }, parentShape);
+
+      // then
+      expect(newShape.label).to.exist;
+    }));
+
+
+    it('should not add to task', inject(function(elementFactory, elementRegistry, modeling) {
+
+      // given
+      var parentShape = elementRegistry.get('Process_1'),
+          newShapeAttrs = { type: 'bpmn:Task' };
+
+      // when
+      var newShape = modeling.createShape(newShapeAttrs, { x: 50, y: 50 }, parentShape);
+
+      // then
+      expect(newShape.label).not.to.exist;
+    }));
+
+
+    describe('on append', function() {
+
+      it('correctly wired and positioned', inject(function(elementRegistry, modeling, commandStack) {
+
+        // given
+        var startEventShape = elementRegistry.get('StartEvent_1');
+
+        // when
+        var targetShape = modeling.appendShape(startEventShape, { type: 'bpmn:EndEvent' });
+
+        var label = targetShape.label;
+
+        // then
+        expect(label).to.exist;
+        expect(elementRegistry.get(label.id)).to.exist;
+
+        expect(label).to.have.bounds(assign({ x: 262, y: 138 }, LabelUtil.DEFAULT_LABEL_SIZE));
+      }));
+
+
+      it('with di', inject(function(elementRegistry, modeling, commandStack) {
+
+        // given
+        var startEventShape = elementRegistry.get('StartEvent_1');
+
+        // when
+        var targetShape = modeling.appendShape(startEventShape, { type: 'bpmn:EndEvent' }),
+            target = targetShape.businessObject;
+
+        // then
+        expect(target.di.label).to.exist;
+
+        expect(target.di.label).to.have.bounds(targetShape.label);
+      }));
+
+    });
+
+
+    it('should add with di', inject(function(elementFactory, elementRegistry, modeling) {
+
+      // given
+      var startEventShape = elementRegistry.get('StartEvent_1');
+
+      // when
+      var targetShape = modeling.appendShape(startEventShape, { type: 'bpmn:EndEvent' }),
+          target = targetShape.businessObject;
+
+      // then
+      expect(target.di.label).to.exist;
+
+      expect(target.di.label).to.have.bounds(targetShape.label);
+    }));
+
+  });
+
+
+  describe('move label', function() {
+
+    it('should move start event label', inject(function(elementRegistry, modeling) {
+
+      // given
+      var startEventShape = elementRegistry.get('StartEvent_1'),
+          startEvent = startEventShape.businessObject,
+          labelShape = startEventShape.label;
+
+      // when
+      modeling.moveElements([ labelShape ], { x: 10, y: -10 });
+
+      // then
+      expect(labelShape).to.have.position({ x: 156, y: 128 });
+      expect(startEvent.di.label).to.have.position({ x: 156, y: 128 });
+    }));
+
+  });
+
+
+});