1 files changed, 94 insertions, 0 deletions
diff --git a/spec/javascripts/create_cluster/gke_cluster/components/gke_zone_dropdown_spec.js b/spec/javascripts/create_cluster/gke_cluster/components/gke_zone_dropdown_spec.js
new file mode 100644
index 00000000000..9cb9419e433
--- /dev/null
+++ b/spec/javascripts/create_cluster/gke_cluster/components/gke_zone_dropdown_spec.js
@@ -0,0 +1,94 @@
+import Vue from 'vue';
+import GkeZoneDropdown from '~/create_cluster/gke_cluster/components/gke_zone_dropdown.vue';
+import { createStore } from '~/create_cluster/gke_cluster/store';
+import {
+  SET_PROJECT,
+  SET_ZONES,
+  SET_PROJECT_BILLING_STATUS,
+} from '~/create_cluster/gke_cluster/store/mutation_types';
+import { mountComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
+import { selectedZoneMock, selectedProjectMock, gapiZonesResponseMock } from '../mock_data';
+
+const componentConfig = {
+  fieldId: 'cluster_provider_gcp_attributes_gcp_zone',
+  fieldName: 'cluster[provider_gcp_attributes][gcp_zone]',
+};
+
+const LABELS = {
+  LOADING: 'Fetching zones',
+  DISABLED: 'Select project to choose zone',
+  DEFAULT: 'Select zone',
+};
+
+const createComponent = (store, props = componentConfig) => {
+  const Component = Vue.extend(GkeZoneDropdown);
+
+  return mountComponentWithStore(Component, {
+    el: null,
+    props,
+    store,
+  });
+};
+
+describe('GkeZoneDropdown', () => {
+  let vm;
+  let store;
+
+  beforeEach(() => {
+    store = createStore();
+    vm = createComponent(store);
+  });
+
+  afterEach(() => {
+    vm.$destroy();
+  });
+
+  describe('toggleText', () => {
+    it('returns disabled state toggle text', () => {
+      expect(vm.toggleText).toBe(LABELS.DISABLED);
+    });
+
+    it('returns loading toggle text', () => {
+      vm.isLoading = true;
+
+      expect(vm.toggleText).toBe(LABELS.LOADING);
+    });
+
+    it('returns default toggle text', () => {
+      expect(vm.toggleText).toBe(LABELS.DISABLED);
+
+      vm.$store.commit(SET_PROJECT, selectedProjectMock);
+      vm.$store.commit(SET_PROJECT_BILLING_STATUS, true);
+
+      expect(vm.toggleText).toBe(LABELS.DEFAULT);
+    });
+
+    it('returns project name if project selected', () => {
+      vm.setItem(selectedZoneMock);
+
+      expect(vm.toggleText).toBe(selectedZoneMock);
+    });
+  });
+
+  describe('selectItem', () => {
+    it('reflects new value when dropdown item is clicked', done => {
+      expect(vm.$el.querySelector('input').value).toBe('');
+      vm.$store.commit(SET_ZONES, gapiZonesResponseMock.items);
+
+      return vm
+        .$nextTick()
+        .then(() => {
+          vm.$el.querySelector('.dropdown-content button').click();
+
+          return vm
+            .$nextTick()
+            .then(() => {
+              expect(vm.$el.querySelector('input').value).toBe(selectedZoneMock);
+              done();
+            })
+            .catch(done.fail);
+        })
+        .catch(done.fail);
+    });
+  });
+});