Staging some CI tests as example (#108)

* Staging some CI tests as example

.github/workflows/rachelnorfolk.yml

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+name: RachelNorfolk Custom Modules
+
+on: [push]
+
+jobs:
+  build-test:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+
+    - name: Setup PHP, with composer and extensions
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: '8.2'
+        extensions: gdate, dom, filter, gd, hash, json, pcre, PDO, session, SimpleXML, SPL, tokenizer, xml
+
+    - name: Composer Install
+      run: |
+        composer --no-interaction --no-progress --optimize-autoloader install
+
+    - name: Webserver
+      run: |
+        nohup php -S 0.0.0.0:8000 -t web > phpd.log 2>&1 &
+        sed -i "s/\/localhost/\/localhost:8000/g" phpunit.xml
+
+    - name: PHPUnit Tests
+      run: |
+        ./vendor/bin/phpunit web/modules/custom
+
+    - name: Check Drupal Coding Standards
+      run: |
+        ./vendor/bin/phpcs  web/modules/custom
+
+    - name: Drupal Rector
+      run: |
+        composer require --dev palantirnet/drupal-rector
+        cp vendor/palantirnet/drupal-rector/rector.php .
+        ./vendor/bin/rector process web/modules/custom --dry-run

.vscode/launch.json

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+{
+  "version": "0.2.0",
+  "configurations": [
+      {
+          "name": "Listen for Xdebug",
+          "type": "php",
+          "request": "launch",
+          "hostname": "0.0.0.0",
+          "port": 9003,
+          "pathMappings": {
+              "/var/www/html": "${workspaceFolder}"
+          }
+      }
+  ]
+}

phpcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<ruleset name="phpcs">
+    <description>PHP Code Sniffer configuration</description>
+    <file>./web/modules/custom</file>
+    <arg name="extensions"
+         value="php,
+                module,
+                inc,
+                install,
+                test,
+                profile,
+                theme,
+                css,
+                info,
+                txt,
+                md,
+                yml" />
+    <config name="drupal_core_version"
+            value="10" />
+    <rule ref="vendor/drupal/coder/coder_sniffer/Drupal" />
+    <rule ref="vendor/drupal/coder/coder_sniffer/DrupalPractice"/>
+</ruleset>

web/modules/custom/dark_mode/tests/src/Functional/DarkModeEnabledTest.php

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+<?php
+
+namespace Drupal\Tests\dark_mode\Functional;
+
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Check that we are actually putting the css on the page.
+ *
+ * @group dark_mode
+ */
+final class DarkModeEnabledTest extends BrowserTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $defaultTheme = 'olivero';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $modules = ['dark_mode'];
+
+  /**
+   * Test callback.
+   */
+  public function testLibraryLoaded(): void {
+    $this->drupalGet('/');
+    $this->assertSession()->statusCodeEquals(200);
+
+    // Should contain the dark mode css but not that for grey pride.
+    $this->assertSession()->responseContains('dark_mode/css/dark-mode.css');
+    $this->assertSession()->responseNotContains('dark_mode/css/grey-pride.css');
+  }
+
+}