Add dynamic timer for delayed jobs on single job page

app/assets/javascripts/jobs/components/job_app.vue

@@ -14,6 +14,8 @@ import Log from './job_log.vue';
 import LogTopBar from './job_log_controllers.vue';
 import StuckBlock from './stuck_block.vue';
 import Sidebar from './sidebar.vue';
+import { sprintf } from '~/locale';
+import delayedJobMixin from '../mixins/delayed_job_mixin';
 
 export default {
   name: 'JobPageApp',
@@ -30,6 +32,7 @@ export default {
     StuckBlock,
     Sidebar,
   },
+  mixins: [delayedJobMixin],
   props: {
     runnerSettingsUrl: {
       type: String,
@@ -89,6 +92,17 @@ export default {
     shouldRenderContent() {
       return !this.isLoading && !this.hasError;
     },
+
+    emptyStateTitle() {
+      const { emptyStateIllustration, remainingTime } = this;
+      const { title } = emptyStateIllustration;
+
+      if (this.isDelayedJob) {
+        return sprintf(title, { remainingTime });
+      }
+
+      return title;
+    },
   },
   watch: {
     // Once the job log is loaded,
@@ -250,7 +264,7 @@ export default {
           class="js-job-empty-state"
           :illustration-path="emptyStateIllustration.image"
           :illustration-size-class="emptyStateIllustration.size"
-          :title="emptyStateIllustration.title"
+          :title="emptyStateTitle"
           :content="emptyStateIllustration.content"
           :action="emptyStateAction"
         />

spec/javascripts/jobs/components/job_app_spec.js

@@ -8,6 +8,7 @@ import { resetStore } from '../store/helpers';
 import job from '../mock_data';
 
 describe('Job App ', () => {
+  const delayedJobFixture = getJSONFixture('jobs/delayed.json');
   const Component = Vue.extend(jobApp);
   let store;
   let vm;
@@ -420,6 +421,34 @@ describe('Job App ', () => {
           done();
         }, 0);
       });
+
+      it('displays remaining time for a delayed job', (done) => {
+        const oneHourInMilliseconds = 3600000;
+        spyOn(Date, 'now').and.callFake(() => new Date(delayedJobFixture.scheduled_at).getTime() - oneHourInMilliseconds);
+        mock.onGet(props.endpoint).replyOnce(200, { ... delayedJobFixture });
+
+        vm = mountComponentWithStore(Component, {
+          props,
+          store,
+        });
+
+        store.subscribeAction((action) => {
+          if (action.type !== 'receiveJobSuccess') {
+            return;
+          }
+
+          Vue.nextTick()
+            .then(() => {
+              expect(vm.$el.querySelector('.js-job-empty-state')).not.toBeNull();
+
+              const title = vm.$el.querySelector('.js-job-empty-state-title');
+
+              expect(title).toContainText('01:00:00');
+              done();
+            })
+            .catch(done.fail);
+        });
+      });
     });
   });