1 files changed, 70 insertions, 0 deletions
diff --git a/spec/frontend/projects/experiment_new_project_creation/components/app_spec.js b/spec/frontend/projects/experiment_new_project_creation/components/app_spec.js
new file mode 100644
index 00000000000..a1e1e4554e2
--- /dev/null
+++ b/spec/frontend/projects/experiment_new_project_creation/components/app_spec.js
@@ -0,0 +1,70 @@
+import { shallowMount } from '@vue/test-utils';
+import { GlBreadcrumb } from '@gitlab/ui';
+import App from '~/projects/experiment_new_project_creation/components/app.vue';
+import WelcomePage from '~/projects/experiment_new_project_creation/components/welcome.vue';
+import LegacyContainer from '~/projects/experiment_new_project_creation/components/legacy_container.vue';
+
+describe('Experimental new project creation app', () => {
+  let wrapper;
+
+  const createComponent = propsData => {
+    wrapper = shallowMount(App, { propsData });
+  };
+
+  afterEach(() => {
+    wrapper.destroy();
+    window.location.hash = '';
+    wrapper = null;
+  });
+
+  describe('with empty hash', () => {
+    beforeEach(() => {
+      createComponent();
+    });
+
+    it('renders welcome page', () => {
+      expect(wrapper.find(WelcomePage).exists()).toBe(true);
+    });
+
+    it('does not render breadcrumbs', () => {
+      expect(wrapper.find(GlBreadcrumb).exists()).toBe(false);
+    });
+  });
+
+  it('renders blank project container if there are errors', () => {
+    createComponent({ hasErrors: true });
+    expect(wrapper.find(WelcomePage).exists()).toBe(false);
+    expect(wrapper.find(LegacyContainer).exists()).toBe(true);
+  });
+
+  describe('when hash is not empty on load', () => {
+    beforeEach(() => {
+      window.location.hash = '#blank_project';
+      createComponent();
+    });
+
+    it('renders relevant container', () => {
+      expect(wrapper.find(WelcomePage).exists()).toBe(false);
+      expect(wrapper.find(LegacyContainer).exists()).toBe(true);
+    });
+
+    it('renders breadcrumbs', () => {
+      expect(wrapper.find(GlBreadcrumb).exists()).toBe(true);
+    });
+  });
+
+  it('renders relevant container when hash changes', () => {
+    createComponent();
+    expect(wrapper.find(WelcomePage).exists()).toBe(true);
+
+    window.location.hash = '#blank_project';
+    const ev = document.createEvent('HTMLEvents');
+    ev.initEvent('hashchange', false, false);
+    window.dispatchEvent(ev);
+
+    return wrapper.vm.$nextTick().then(() => {
+      expect(wrapper.find(WelcomePage).exists()).toBe(false);
+      expect(wrapper.find(LegacyContainer).exists()).toBe(true);
+    });
+  });
+});