fix(modal): update tests to use jQuery

Author: onumossn

Diff for: src/modal/test/modal.spec.js

@@ -292,13 +292,13 @@ describe('$uibModal', function () {
 
       topModal = $uibModalStack.getTop();
 
-      expect(topModal.value.modalDomEl[0].querySelector('#test')).toBeNull();
-      expect(document.querySelector('#test')).toBeNull();
+      expect(topModal.value.modalDomEl.find('#test').length).toEqual(0);
+      expect(angular.element('#test').length).toEqual(0);
 
       $rootScope.$digest();
 
-      expect(topModal.value.modalDomEl[0].querySelector('#test').textContent).toEqual(expectedText);
-      expect(document.querySelector('#test').textContent).toEqual(expectedText);
+      expect(topModal.value.modalDomEl.find('#test').text()).toEqual(expectedText);
+      expect(angular.element('#test').text()).toEqual(expectedText);
 
       $animate.flush();