js: add js unit tests support (#82651)

.gitignore

@@ -14,3 +14,4 @@ junit-py*.xml
 .sass-cache/
 passerelle/static/css/style.css
 passerelle/static/css/style.css.map
+node_modules/

setup-vitest.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+pip install $*
+nodeenv --prebuilt --python-virtualenv
+source $VIRTUAL_ENV/bin/activate # source again to activate npm from env
+npm install -g vitest happy-dom

tests/js/qrcode.test.js

@@ -0,0 +1,6 @@
+import { expect, test} from 'vitest'
+
+test('test qrcode', async () => {
+  expect(true).toBe(true)
+})
+

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/passerelle/{env:RAND_TEST:}
-envlist = py3-django32-codestyle-coverage,pylint
+envlist = py3-django32-codestyle-coverage,pylint,vitest
 
 [testenv]
 usedevelop = True
@@ -86,3 +86,13 @@ allowlist_externals =
   ./pylint.sh
 commands =
   ./pylint.sh passerelle/ tests/
+
+[testenv:vitest]
+deps = nodeenv
+allowlist_externals =
+    bash
+    npx
+install_command = bash setup-vitest.sh {packages}
+setenv =
+    NODE_PATH={envdir}/lib/node_modules
+commands = npx vitest --run

vitest.config.js

@@ -0,0 +1,15 @@
+import { fileURLToPath, URL } from 'node:url'
+import { defineConfig } from 'vitest/config'
+
+export default defineConfig({
+  test: {
+    include: ['tests/js/**/*.test.js'],
+    watchExclude: ['**'],
+    alias: {
+      qrcode: fileURLToPath(new URL('./passerelle/apps/qrcode/static/qrcode/js', import.meta.url)),
+      vitest: process.env.NODE_PATH + '/vitest'
+    },
+    environment: 'happy-dom'
+  }
+})
+