1 files changed, 62 insertions, 0 deletions
diff --git a/spec/javascripts/pipelines/graph/graph_component_spec.js b/spec/javascripts/pipelines/graph/graph_component_spec.js
new file mode 100644
index 00000000000..6bd0eb86263
--- /dev/null
+++ b/spec/javascripts/pipelines/graph/graph_component_spec.js
@@ -0,0 +1,62 @@
+import Vue from 'vue';
+import graphComponent from '~/pipelines/components/graph/graph_component.vue';
+import graphJSON from './mock_data';
+
+describe('graph component', () => {
+  preloadFixtures('static/graph.html.raw');
+
+  let GraphComponent;
+
+  beforeEach(() => {
+    loadFixtures('static/graph.html.raw');
+    GraphComponent = Vue.extend(graphComponent);
+  });
+
+  describe('while is loading', () => {
+    it('should render a loading icon', () => {
+      const component = new GraphComponent().$mount('#js-pipeline-graph-vue');
+      expect(component.$el.querySelector('.loading-icon')).toBeDefined();
+    });
+  });
+
+  describe('with a successfull response', () => {
+    const interceptor = (request, next) => {
+      next(request.respondWith(JSON.stringify(graphJSON), {
+        status: 200,
+      }));
+    };
+
+    beforeEach(() => {
+      Vue.http.interceptors.push(interceptor);
+    });
+
+    afterEach(() => {
+      Vue.http.interceptors = _.without(Vue.http.interceptors, interceptor);
+    });
+
+    it('should render the graph', (done) => {
+      const component = new GraphComponent().$mount('#js-pipeline-graph-vue');
+
+      setTimeout(() => {
+        expect(component.$el.classList.contains('js-pipeline-graph')).toEqual(true);
+
+        expect(
+          component.$el.querySelector('.stage-column:first-child').classList.contains('no-margin'),
+        ).toEqual(true);
+
+        expect(
+          component.$el.querySelector('.stage-column:nth-child(2)').classList.contains('left-margin'),
+        ).toEqual(true);
+
+        expect(
+          component.$el.querySelector('.stage-column:nth-child(2) .build:nth-child(1)').classList.contains('left-connector'),
+        ).toEqual(true);
+
+        expect(component.$el.querySelector('loading-icon')).toBe(null);
+
+        expect(component.$el.querySelector('.stage-column-list')).toBeDefined();
+        done();
+      }, 0);
+    });
+  });
+});