Added back a removed test

[ci skip]

spec/javascripts/issue_show/components/app_spec.js

@@ -14,7 +14,7 @@ const issueShowInterceptor = data => (request, next) => {
   }));
 };
 
-fdescribe('Issuable output', () => {
+describe('Issuable output', () => {
   document.body.innerHTML = '<span id="task_status"></span>';
 
   let vm;
@@ -92,6 +92,22 @@ fdescribe('Issuable output', () => {
     });
   });
 
+  it('does not update formState if form is already open', (done) => {
+    vm.openForm();
+
+    vm.state.titleText = 'testing 123';
+
+    vm.openForm();
+
+    Vue.nextTick(() => {
+      expect(
+        vm.store.formState.title,
+      ).not.toBe('testing 123');
+
+      done();
+    });
+  });
+
   describe('updateIssuable', () => {
     it('reloads the page if the confidential status has changed', (done) => {
       spyOn(gl.utils, 'visitUrl');