Use vitest

.gitignore

@@ -9,3 +9,4 @@ selenium-debug.log
 config/local.json
 src/assets/emoji.json
 logs/
+__screenshots__/

.gitlab-ci.yml

@@ -50,10 +50,15 @@ test:
     APT_CACHE_DIR: apt-cache
   script:
     - mkdir -pv $APT_CACHE_DIR && apt-get -qq update
-    - apt install firefox-esr -y --no-install-recommends
-    - firefox --version
     - yarn
-    - yarn unit
+    - yarn playwright install firefox
+    - yarn playwright install-deps
+    - yarn unit-ci
+  artifacts:
+    # When the test fails, upload screenshots for better context on why it fails
+    paths:
+      - test/**/__screenshots__
+    when: on_failure
 
 build:
   stage: build

eslint.config.mjs

@@ -19,6 +19,7 @@ export default [
       },
       globals: {
         ...globals.browser,
+        ...globals.vitest,
         ...globals.mocha,
         ...globals.chai,
         ...globals.commonjs,

package.json

@@ -7,8 +7,9 @@
   "scripts": {
     "dev": "node build/update-emoji.js && vite dev",
     "build": "node build/update-emoji.js && vite build",
-    "unit": "karma start test/unit/karma.conf.js --single-run",
-    "unit:watch": "karma start test/unit/karma.conf.js --single-run=false",
+    "unit": "node build/update-emoji.js && vitest --run",
+    "unit-ci": "node build/update-emoji.js && vitest --run --browser.headless",
+    "unit:watch": "node build/update-emoji.js && vitest",
     "e2e": "node test/e2e/runner.js",
     "test": "yarn run unit && yarn run e2e",
     "stylelint": "yarn exec stylelint '**/*.scss' '**/*.vue'",
@@ -61,6 +62,8 @@
     "@ungap/event-target": "0.2.4",
     "@vitejs/plugin-vue": "^5.2.1",
     "@vitejs/plugin-vue-jsx": "^4.1.1",
+    "@vitest/browser": "^3.0.7",
+    "@vitest/ui": "^3.0.7",
     "@vue/babel-helper-vue-jsx-merge-props": "1.4.0",
     "@vue/babel-plugin-jsx": "1.2.5",
     "@vue/compiler-sfc": "3.5.13",
@@ -107,6 +110,7 @@
     "nightwatch": "2.6.25",
     "opn": "5.5.0",
     "ora": "0.4.1",
+    "playwright": "1.49.1",
     "postcss": "8.5.2",
     "postcss-html": "^1.5.0",
     "postcss-loader": "7.3.4",
@@ -129,6 +133,7 @@
     "stylelint-webpack-plugin": "^3.3.0",
     "vite": "^6.1.0",
     "vite-plugin-pwa": "^0.21.1",
+    "vitest": "^3.0.7",
     "vue-loader": "17.4.2",
     "vue-style-loader": "4.1.3",
     "webpack": "5.97.1",

src/modules/statuses.js

@@ -119,6 +119,8 @@ const getLatestScrobble = (state, user) => {
 
       state.scrobblesNextFetch[user.id] = Date.now() + 60 * 1000
     }
+  }).catch(e => {
+    console.warn('cannot fetch scrobbles', e)
   })
 }
 

src/services/sw/sw.js

@@ -1,3 +1,4 @@
+/* global process */
 function urlBase64ToUint8Array (base64String) {
   const padding = '='.repeat((4 - base64String.length % 4) % 4)
   const base64 = (base64String + padding)

test/fixtures/setup_test.js

@@ -109,23 +109,18 @@ export const waitForEvent = (wrapper, event, {
   timesEmitted = 1
 } = {}) => {
   const tick = 10
-  const totalTries = timeout / tick
 
-  return new Promise((resolve, reject) => {
-    let currentTries = 0
-    const wait = () => {
+  return vi.waitFor(
+    () => {
       const e = wrapper.emitted(event)
       if (e && e.length >= timesEmitted) {
-        resolve()
         return
       }
-      if (currentTries >= totalTries) {
-        reject(new Error('Event did not fire'))
-        return
-      }
-      ++currentTries
-      setTimeout(wait, tick)
+      throw new Error('event is not emitted')
+    },
+    {
+      timeout,
+      interval: tick
     }
-    wait()
-  })
+  )
 }

test/unit/specs/components/draft.spec.js

@@ -1,6 +1,5 @@
 import { mount, flushPromises } from '@vue/test-utils'
 import { nextTick } from 'vue'
-import sinon from 'sinon'
 import PostStatusForm from 'src/components/post_status_form/post_status_form.vue'
 import { mountOpts, waitForEvent, $t } from '../../../fixtures/setup_test'
 
@@ -25,7 +24,7 @@ const saveManually = async (wrapper) => {
 const waitSaveTime = 4000
 
 afterEach(() => {
-  sinon.restore()
+  vi.useRealTimers()
 })
 
 describe('Draft saving', () => {
@@ -43,12 +42,10 @@ describe('Draft saving', () => {
     await saveManually(wrapper)
     expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
     expect(wrapper.vm.$store.getters.draftsArray[0].status).to.equal('mew mew')
-    console.log('done')
   })
 
   it('should auto-save if it is enabled', async function () {
-    this.timeout(5000)
-    const clock = sinon.useFakeTimers(Date.now())
+    vi.useFakeTimers()
     const wrapper = mount(PostStatusForm, mountOpts())
     await wrapper.vm.$store.dispatch('setOption', {
       name: 'autoSaveDraft',
@@ -59,10 +56,9 @@ describe('Draft saving', () => {
     await textarea.setValue('mew mew')
 
     expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
-    await clock.tickAsync(waitSaveTime)
+    await vi.advanceTimersByTimeAsync(waitSaveTime)
     expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
     expect(wrapper.vm.$store.getters.draftsArray[0].status).to.equal('mew mew')
-    clock.restore()
   })
 
   it('should auto-save when close if auto-save is on', async () => {
@@ -81,7 +77,6 @@ describe('Draft saving', () => {
     wrapper.vm.requestClose()
     expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
     await waitForEvent(wrapper, 'can-close')
-    console.log('done')
   })
 
   it('should save when close if auto-save is off, and unsavedPostAction is save', async () => {
@@ -104,7 +99,6 @@ describe('Draft saving', () => {
     wrapper.vm.requestClose()
     expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
     await waitForEvent(wrapper, 'can-close')
-    console.log('done')
   })
 
   it('should discard when close if auto-save is off, and unsavedPostAction is discard', async () => {
@@ -127,40 +121,33 @@ describe('Draft saving', () => {
     wrapper.vm.requestClose()
     await waitForEvent(wrapper, 'can-close')
     expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
-    console.log('done')
   })
 
   it('should confirm when close if auto-save is off, and unsavedPostAction is confirm', async () => {
-    try {
-      const wrapper = mount(PostStatusForm, mountOpts({
-        props: {
-          closeable: true
-        }
-      }))
-      await wrapper.vm.$store.dispatch('setOption', {
-        name: 'autoSaveDraft',
-        value: false
-      })
-      await wrapper.vm.$store.dispatch('setOption', {
-        name: 'unsavedPostAction',
-        value: 'confirm'
-      })
-      expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
-      const textarea = wrapper.get('textarea')
-      await textarea.setValue('mew mew')
-      wrapper.vm.requestClose()
-      await nextTick()
-      const saveButton = wrapper.findByText('button', $t('post_status.close_confirm_save_button'))
-      expect(saveButton).to.be.ok
-      await saveButton.trigger('click')
-      console.log('clicked')
-      expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
-      await flushPromises()
-      await waitForEvent(wrapper, 'can-close')
-    console.log('done')
-    } catch (e) {
-      console.log('error:', e)
-      throw e
-    }
+    const wrapper = mount(PostStatusForm, mountOpts({
+      props: {
+        closeable: true
+      }
+    }))
+    await wrapper.vm.$store.dispatch('setOption', {
+      name: 'autoSaveDraft',
+      value: false
+    })
+    await wrapper.vm.$store.dispatch('setOption', {
+      name: 'unsavedPostAction',
+      value: 'confirm'
+    })
+    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
+    const textarea = wrapper.get('textarea')
+    await textarea.setValue('mew mew')
+    wrapper.vm.requestClose()
+    await nextTick()
+    const saveButton = wrapper.findByText('button', $t('post_status.close_confirm_save_button'))
+    expect(saveButton).to.be.ok
+    await saveButton.trigger('click')
+    console.log('clicked')
+    expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
+    await flushPromises()
+    await waitForEvent(wrapper, 'can-close')
   })
 })

test/unit/specs/components/emoji_input.spec.js

@@ -18,7 +18,13 @@ const generateInput = (value, padEmoji = true) => {
         $t: (msg) => msg
       },
       stubs: {
-        FAIcon: true
+        FAIcon: true,
+        Popover: {
+          template: `<div><slot trigger /></div>`,
+          methods: {
+            updateStyles () {}
+          }
+        }
       },
       directives: {
         'click-outside': vClickOutside
@@ -104,43 +110,37 @@ describe('EmojiInput', () => {
       expect(inputEvents[inputEvents.length - 1][0]).to.eql('Eat some spam!:spam:')
     })
 
-    it('correctly sets caret after insertion at beginning', (done) => {
+    it('correctly sets caret after insertion at beginning', async () => {
       const initialString = '1234'
       const wrapper = generateInput(initialString)
       const input = wrapper.find('input')
       input.setValue(initialString)
       wrapper.setData({ caret: 0 })
       wrapper.vm.insert({ insertion: '1234', keepOpen: false })
-      wrapper.vm.$nextTick(() => {
-        expect(wrapper.vm.caret).to.eql(5)
-        done()
-      })
+      await wrapper.vm.$nextTick()
+      expect(wrapper.vm.caret).to.eql(5)
     })
 
-    it('correctly sets caret after insertion at end', (done) => {
+    it('correctly sets caret after insertion at end', async () => {
       const initialString = '1234'
       const wrapper = generateInput(initialString)
       const input = wrapper.find('input')
       input.setValue(initialString)
       wrapper.setData({ caret: initialString.length })
       wrapper.vm.insert({ insertion: '1234', keepOpen: false })
-      wrapper.vm.$nextTick(() => {
-        expect(wrapper.vm.caret).to.eql(10)
-        done()
-      })
+      await wrapper.vm.$nextTick()
+      expect(wrapper.vm.caret).to.eql(10)
     })
 
-    it('correctly sets caret after insertion if padEmoji setting is set to false', (done) => {
+    it('correctly sets caret after insertion if padEmoji setting is set to false', async () => {
       const initialString = '1234'
       const wrapper = generateInput(initialString, false)
       const input = wrapper.find('input')
       input.setValue(initialString)
       wrapper.setData({ caret: initialString.length })
       wrapper.vm.insert({ insertion: '1234', keepOpen: false })
-      wrapper.vm.$nextTick(() => {
-        expect(wrapper.vm.caret).to.eql(8)
-        done()
-      })
+      await wrapper.vm.$nextTick()
+      expect(wrapper.vm.caret).to.eql(8)
     })
   })
 })

test/unit/specs/services/date_utils/date_utils.spec.js

@@ -1,5 +1,8 @@
 import * as DateUtils from 'src/services/date_utils/date_utils.js'
 
+beforeEach(() => { vi.useFakeTimers() })
+afterEach(() => { vi.useRealTimers() })
+
 describe('DateUtils', () => {
   describe('relativeTime', () => {
     it('returns now with low enough amount of seconds', () => {

test/unit/specs/services/theme_data/iss_deserializer.spec.js

@@ -1,10 +1,13 @@
 import { deserialize } from 'src/services/theme_data/iss_deserializer.js'
 import { serialize } from 'src/services/theme_data/iss_serializer.js'
-const componentsContext = require.context('src', true, /\.style.js(on)?$/)
+const componentsContext = import.meta.glob(
+  ['/src/**/*.style.js', '/src/**/*.style.json'],
+  { eager: true }
+)
 
 describe('ISS (de)serialization', () => {
-  componentsContext.keys().forEach(key => {
-    const component = componentsContext(key).default
+  Object.keys(componentsContext).forEach(key => {
+    const component = componentsContext[key].default
 
     it(`(De)serialization of component ${component.name} works`, () => {
       const normalized = component.defaultRules.map(x => ({ component: component.name, ...x }))

test/unit/specs/services/theme_data/sanity_checks.spec.js

@@ -16,10 +16,10 @@ const checkColors = (output) => {
 }
 
 describe('Theme Data utility functions', () => {
-  const context = require.context('static/themes/', false, /\.json$/)
-  context.keys().forEach((key) => {
+  const context = import.meta.glob('/public/static/themes/*.json', { import: 'default', eager: true })
+  Object.keys(context).forEach((key) => {
     it(`Should render all colors for ${key} properly`, () => {
-      const { theme, source } = context(key)
+      const { theme, source } = context[key]
       const data = source || theme
       const colors = getColors(data.colors, data.opacity, 1)
       checkColors(colors)

test/unit/specs/services/theme_data/theme_data3.spec.js

@@ -62,8 +62,6 @@ describe('Theme Data 3', () => {
   })
 
   describe('init', function () {
-    this.timeout(5000)
-
     it('Test initialization without anything', () => {
       const out = init({ inputRuleset: [], ultimateBackgroundColor: '#DEADAF' })
 

vite.config.js

@@ -27,7 +27,7 @@ const getLocalDevSettings = async () => {
 
 const projectRoot = dirname(fileURLToPath(import.meta.url))
 
-export default defineConfig(async ({ command }) => {
+export default defineConfig(async ({ mode, command }) => {
   const settings = await getLocalDevSettings()
   const target = settings.target || 'http://localhost:4000/'
   const proxy = {
@@ -87,7 +87,8 @@ export default defineConfig(async ({ command }) => {
     resolve: {
       alias: {
         src: '/src',
-        components: '/src/components'
+        components: '/src/components',
+        ...(mode === 'test' ? { vue: 'vue/dist/vue.esm-bundler.js' } : {})
       }
     },
     define: {
@@ -131,11 +132,21 @@ export default defineConfig(async ({ command }) => {
       },
     },
     server: {
-      proxy,
+      ...(mode === 'test' ? {} : { proxy }),
       port: Number(process.env.PORT) || 8080
     },
     preview: {
       proxy
+    },
+    test: {
+      globals: true,
+      browser: {
+        enabled: true,
+        provider: 'playwright',
+        instances: [
+          { browser: 'firefox' }
+        ]
+      }
     }
   }
 })