test(ui-top-nav-bar): add tests

Author: git-nandor

cypress.config.ts

@@ -21,12 +21,12 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
-import { defineConfig } from 'cypress'
+import { defineConfig } from "cypress";
 
 // TODO figure out why this isn't working:
 // import webpackConfig from '@instructure/ui-webpack-config'
 // eslint-disable-next-line @instructure/no-relative-imports
-import webpackConfig from './packages/ui-karma-config/lib/legacyBaseWebpackConfig'
+import webpackConfig from "./packages/ui-karma-config/lib/legacyBaseWebpackConfig";
 
 export default defineConfig({
   numTestsKeptInMemory: 1,
@@ -37,21 +37,29 @@ export default defineConfig({
   execTimeout: 120000,
   taskTimeout: 60000,
   retries: {
-    experimentalStrategy: 'detect-flake-and-pass-on-threshold',
+    experimentalStrategy: "detect-flake-and-pass-on-threshold",
     experimentalOptions: {
-      maxRetries: 10,
-      passesRequired: 1
+      maxRetries: 2,
+      passesRequired: 1,
     },
     openMode: true,
-    runMode: true
+    runMode: true,
   },
+
   screenshotOnRunFailure: false,
+
   component: {
-    excludeSpecPattern: 'regression-test/**',
+    excludeSpecPattern: "regression-test/**",
     devServer: {
-      framework: 'react',
-      bundler: 'webpack',
-      webpackConfig
-    }
-  }
-})
+      framework: "react",
+      bundler: "webpack",
+      webpackConfig,
+    },
+  },
+
+  e2e: {
+    setupNodeEvents(on, config) {
+      // implement node event listeners here
+    },
+  },
+});

cypress/component/SubNav.cy.tsx

@@ -0,0 +1,67 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2015 - present Instructure, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+import React from 'react'
+import { SubNav } from '../../packages/ui-top-nav-bar'
+import '../support/component'
+import 'cypress-real-events'
+
+
+describe('<SubNav/>', () => {
+  it('should call onClick and redirect when item is clicked', async () => {
+    const onClickSpy = cy.spy().as('onClickSpy')
+
+    cy.mount(
+      <SubNav
+        menuItems={[
+          { title: 'Home', href: '#', selected: true },
+          { title: 'Announcements', href: '#', selected: false },
+          { title: 'Assignments', href: '#-test', selected: false, onClick: onClickSpy }
+        ]}
+      />
+    )
+    cy.contains('Assignments').realClick()
+
+    cy.get('@onClickSpy').should('have.been.called')
+    cy.url().should('contain', '#-test')
+  })
+
+  it('should be able to select with keyboard', async () => {
+    const onClickSpy = cy.spy().as('onClickSpy')
+    cy.mount(
+      <SubNav
+        menuItems={[
+          { title: 'Home', href: '#'},
+          { title: 'Announcements', href: '#-test2', selected: false, onClick: onClickSpy },
+          { title: 'Assignments', href: '#-test', selected: true }
+        ]}
+      />
+    )
+    cy.contains('Home').focus()
+    cy.realPress(['Tab']).wait(100)
+    cy.realPress(['Enter']).wait(100)
+
+    cy.get('@onClickSpy').should('have.been.called')
+    cy.url().should('contain', '#-test2')
+  })
+})