diff --git a/.github/misc/default.conf b/.github/misc/default.conf
new file mode 100644
index 0000000..8aa0b69
--- /dev/null
+++ b/.github/misc/default.conf
@@ -0,0 +1,13 @@
+<VirtualHost *:80>
+  # Variables in this file will be substituted in step "Setup Apache".
+  DocumentRoot _PWD
+
+  <Directory _PWD>
+    AllowOverride All
+    Require all granted
+  </Directory>
+
+  <FilesMatch ".+\.php$">
+    SetHandler "proxy:unix:/run/php/php_PHP_V-fpm.sock|fcgi://localhost"
+  </FilesMatch>
+</VirtualHost>
diff --git a/.github/misc/settings.local.php b/.github/misc/settings.local.php
new file mode 100644
index 0000000..b02216f
--- /dev/null
+++ b/.github/misc/settings.local.php
@@ -0,0 +1,8 @@
+<?php
+/**
+ * @file
+ * Custom settings for test runs.
+ */
+
+// Never send telemetry data.
+$settings['telemetry_enabled'] = FALSE;
diff --git a/.github/workflows/functional-tests.yml b/.github/workflows/functional-tests.yml
new file mode 100644
index 0000000..f280183
--- /dev/null
+++ b/.github/workflows/functional-tests.yml
@@ -0,0 +1,59 @@
+name: Functional Tests
+on: [pull_request]
+jobs:
+  simpletest:
+    name: Run Simpletest
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Setup env
+        run: |
+          echo "REPO_NAME=${PWD##*/}" >> $GITHUB_ENV
+          echo 'USE_PHP_V=8.2' >> $GITHUB_ENV
+
+      - name: Install MariaDB
+        uses: shogo82148/actions-setup-mysql@v1
+        with:
+          mysql-version: 'mariadb-10.5'
+          root-password: 'root'
+          auto-start: true
+
+      - name: Verify setup and create database
+        run: |
+          echo -e '[client]\nuser = root\npassword = root\nhost = 127.0.0.1' > ~/.my.cnf
+          mysql -e 'SELECT version()\G'
+          mysql -e 'CREATE DATABASE backdrop;'
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ env.USE_PHP_V }}
+          coverage: none
+
+      - name: Checkout Backdrop core
+        uses: actions/checkout@v3
+        with:
+          repository: backdrop/backdrop
+
+      - name: Checkout module
+        uses: actions/checkout@v3
+        with:
+          path: modules/${{ env.REPO_NAME }}
+
+      - name: Setup Apache
+        run: |
+          sudo cp -f modules/${{ env.REPO_NAME }}/.github/misc/default.conf /etc/apache2/sites-available/000-default.conf
+          sudo sed -i -e "s?_PWD?$PWD?g" -e "s/_PHP_V/${{ env.USE_PHP_V }}/g" /etc/apache2/sites-available/000-default.conf
+          sudo apt-get install libapache2-mod-fcgid
+          sudo a2enmod rewrite proxy fcgid proxy_fcgi
+          sudo systemctl start apache2.service
+          sudo sed -i -e 's/user = www-data/user = runner/' /etc/php/${{ env.USE_PHP_V }}/fpm/pool.d/www.conf
+          sudo sed -i -e 's/listen.owner = www-data/listen.owner = runner/' /etc/php/${{ env.USE_PHP_V }}/fpm/pool.d/www.conf
+          sudo systemctl restart php${{ env.USE_PHP_V }}-fpm.service
+
+      - name: Install Backdrop
+        run: |
+          cp modules/${{ env.REPO_NAME }}/.github/misc/settings.local.php .
+          core/scripts/install.sh --db-url=mysql://root:root@127.0.0.1/backdrop
+
+      - name: Run functional tests
+        run: core/scripts/run-tests.sh --force --directory=modules/${{ env.REPO_NAME }} --verbose --color --concurrency=3 --cache --group Metatag 2>&1
diff --git a/metatag_app_links/tests/metatag_app_links.tags.test b/metatag_app_links/tests/metatag_app_links.tags.test
index 87ab2e8..c91fcf8 100644
--- a/metatag_app_links/tests/metatag_app_links.tags.test
+++ b/metatag_app_links/tests/metatag_app_links.tags.test
@@ -4,6 +4,8 @@
  * Tests that each of the Metatag App Links tags work correctly.
  */
 
+include_once __DIR__ . '/metatag.tags.test';
+
 class MetatagAppLinksTagsTest extends MetatagTagsTestBase {
 
   /**
diff --git a/tests/metatag.bulk_revert.test b/tests/metatag.bulk_revert.test
index d9e9e6a..d6968ee 100644
--- a/tests/metatag.bulk_revert.test
+++ b/tests/metatag.bulk_revert.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure the bulk revert functionality works
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagBulkRevertTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.core_tag_removal.test b/tests/metatag.core_tag_removal.test
index 95cbdab..2dbf622 100644
--- a/tests/metatag.core_tag_removal.test
+++ b/tests/metatag.core_tag_removal.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure removal of core tags works correctly.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreTagRemovalTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.image.test b/tests/metatag.image.test
index f9b9b94..ed24ca4 100644
--- a/tests/metatag.image.test
+++ b/tests/metatag.image.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure image handling doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreImageTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.locale.test b/tests/metatag.locale.test
index 92f16fd..3668216 100644
--- a/tests/metatag.locale.test
+++ b/tests/metatag.locale.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure Locale integration doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreLocaleTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.node.test b/tests/metatag.node.test
index 11e2733..e8c6a46 100644
--- a/tests/metatag.node.test
+++ b/tests/metatag.node.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module and node entities.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreNodeTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.node.with_i18n.test b/tests/metatag.node.with_i18n.test
index 6125140..9f6db2f 100644
--- a/tests/metatag.node.with_i18n.test
+++ b/tests/metatag.node.with_i18n.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure i18n integration doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreNodeWithI18nTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.output_caching.test b/tests/metatag.output_caching.test
index b2a5900..bc6f7ba 100644
--- a/tests/metatag.output_caching.test
+++ b/tests/metatag.output_caching.test
@@ -3,6 +3,8 @@
  * @file
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 /**
  * Tests for the Metatag module's output caching
  */
diff --git a/tests/metatag.string_handling.test b/tests/metatag.string_handling.test
index f0ba86e..9b7e84e 100644
--- a/tests/metatag.string_handling.test
+++ b/tests/metatag.string_handling.test
@@ -4,6 +4,8 @@
  * Contains the tests for Metatag's string handling.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 /**
  * Tests the Metatag string handling.
  */
diff --git a/tests/metatag.string_handling_with_i18n.test b/tests/metatag.string_handling_with_i18n.test
index 0d2b844..7d71904 100644
--- a/tests/metatag.string_handling_with_i18n.test
+++ b/tests/metatag.string_handling_with_i18n.test
@@ -4,6 +4,8 @@
  * Contains the tests for Metatag's string handling.
  */
 
+include_once __DIR__ . '/metatag.string_handling.test';
+
 /**
  * Tests the Metatag string handling.
  */
diff --git a/tests/metatag.tags.test b/tests/metatag.tags.test
index 2206e22..fe8acf3 100644
--- a/tests/metatag.tags.test
+++ b/tests/metatag.tags.test
@@ -4,6 +4,8 @@
  * Tests that each of the Metatag base tags work correctly.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagTagsTestBase extends MetatagTestHelper {
 
   /**
@@ -103,9 +105,9 @@ class MetatagTagsTestBase extends MetatagTestHelper {
 }
 
 /**
- *
+ * Tests the built-in tags provided directly by metatag.module.
  */
-class MetatagTagsTest extends MetatagTagsTestBase {
+class MetatagBuiltInTagsTest extends MetatagTagsTestBase {
 
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.term.test b/tests/metatag.term.test
index 26f8f04..356ae4d 100644
--- a/tests/metatag.term.test
+++ b/tests/metatag.term.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module and taxonomy term entities.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreTermTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.term.with_i18n.test b/tests/metatag.term.with_i18n.test
index cab639c..3f77413 100644
--- a/tests/metatag.term.with_i18n.test
+++ b/tests/metatag.term.with_i18n.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure i18n integration doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreTermWithI18nTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.tests.info b/tests/metatag.tests.info
index b33ca07..e36b7d6 100644
--- a/tests/metatag.tests.info
+++ b/tests/metatag.tests.info
@@ -4,8 +4,8 @@ description = Unit tests for meta tags (sort-of)
 group = Metatag
 file = metatag.unit.test
 
-[MetatagTagsTestBase]
-name = Metatag base tag tests
+[MetatagBuiltInTagsTest]
+name = Metatag built-in tags tests
 description = Tests that each of the Metatag base tags work correctly.
 group = Metatag
 file = metatag.tags.test
diff --git a/tests/metatag.unit.test b/tests/metatag.unit.test
index cb2d73e..af2310a 100644
--- a/tests/metatag.unit.test
+++ b/tests/metatag.unit.test
@@ -4,6 +4,8 @@
  * Unit tests for the Metatag module.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 /**
  * @todo These aren't really unit tests, we might need to fix that.
  */
diff --git a/tests/metatag.user.test b/tests/metatag.user.test
index 0bde848..d971951 100644
--- a/tests/metatag.user.test
+++ b/tests/metatag.user.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module and user entities.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreUserTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.with_i18n_config.test b/tests/metatag.with_i18n_config.test
index 4187c8e..9303ac4 100644
--- a/tests/metatag.with_i18n_config.test
+++ b/tests/metatag.with_i18n_config.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure i18n integration doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreWithI18nConfigTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.with_i18n_disabled.test b/tests/metatag.with_i18n_disabled.test
index 48e64a8..b500321 100644
--- a/tests/metatag.with_i18n_disabled.test
+++ b/tests/metatag.with_i18n_disabled.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure i18n integration doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreWithI18nDisabledTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.with_i18n_output.test b/tests/metatag.with_i18n_output.test
index 316caed..c5e471e 100644
--- a/tests/metatag.with_i18n_output.test
+++ b/tests/metatag.with_i18n_output.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module to ensure i18n integration doesn't break.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreWithI18nOutputTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.with_me.test b/tests/metatag.with_me.test
index fd67849..c75593e 100644
--- a/tests/metatag.with_me.test
+++ b/tests/metatag.with_me.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module for Me module integration.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreWithMeTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.with_media.test b/tests/metatag.with_media.test
index 9356eb3..de69374 100644
--- a/tests/metatag.with_media.test
+++ b/tests/metatag.with_media.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module for Media integration.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreWithMediaTest extends MetatagTestHelper {
 
   /**
diff --git a/tests/metatag.with_panels.test b/tests/metatag.with_panels.test
deleted file mode 100644
index 522493e..0000000
--- a/tests/metatag.with_panels.test
+++ /dev/null
@@ -1,176 +0,0 @@
-<?php
-/**
- * @file
- * Tests for the Metatag module for Panels integration, outside of
- * Metatag:Panels.
- */
-
-class MetatagCoreWithPanelsTest extends MetatagTestHelper {
-  /**
-   * {@inheritdoc}
-   */
-  public static function getInfo() {
-    return array(
-      'name' => 'Metatag core tests with Panels',
-      'description' => 'Test Metatag integration with the Panels module.',
-      'group' => 'Metatag',
-    );
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  function setUp(array $modules = array()) {
-    // We'll be using Panels but most of the work is actually in Page Manager.
-    $modules[] = 'page_manager';
-    $modules[] = 'panels';
-
-    parent::setUp($modules);
-  }
-
-  /**
-   * Test out a node_view Panels display with Metatag.
-   */
-  public function testPanelsNodeView() {
-    $content_type = 'metatag_test';
-    $content_type_path = str_replace('_', '-', $content_type);
-    $label = 'Test';
-
-    // Create a content type.
-    $this->createContentType($content_type, $label);
-
-    // Create an admin user and log them in.
-    $perms = array(
-      // Needed for the content type.
-      'create ' . $content_type . ' content',
-      'delete any ' . $content_type . ' content',
-      'edit any ' . $content_type . ' content',
-
-      // Needed for Panels et al.
-      'use page manager',
-      'administer page manager',
-    );
-    $this->adminUser = $this->createAdminUser($perms);
-    $this->drupalLogin($this->adminUser);
-
-    // Create a test node.
-
-    // Load the node form.
-    $this->drupalGet('node/add/' . $content_type_path);
-    $this->assertResponse(200);
-
-    // Verify the page loaded correctly.
-    // @todo Update this to extract the page title.
-    $this->assertText(strip_tags(t('Create @name', array('@name' => $label))));
-
-    // Verify that it's possible to submit values to the form.
-    $this->drupalPost(NULL, array(
-      'metatags[und][abstract][value]' => '[node:title] ponies',
-      'title' => 'Who likes magic',
-    ), t('Save'));
-    $this->assertResponse(200);
-
-    // Verify that the node saved correctly.
-    // $xpath = $this->xpath("//h1");
-    $t_args = array('@type' => 'Test', '%title' => 'Who likes magic');
-    // This doesn't work for some reason, it seems the HTML is stripped off
-    // during output so the %title's standard Backdrop wrappers don't match.
-    // $this->assertText(t('@type %title has been created.', $t_args));
-    // .. so this has to be done instead.
-    $this->assertText(strip_tags(t('@type %title has been created.', $t_args)));
-
-    // Save the node URL for later.
-    $node_url = $this->getUrl();
-
-    // Confirm the tags load correctly.
-    $this->confirmNodeTags();
-
-    // Enable the Page Manager display for nodes.
-    variable_set('page_manager_node_view_disabled', FALSE);
-
-    // Confirm that the main Panels page loads correctly.
-    $this->drupalGet('admin/structure/pages');
-    $this->assertResponse(200);
-
-    // Confirm that the Panels node_view page loads.
-    $this->drupalGet('admin/structure/pages/edit/node_view');
-    $this->assertResponse(200);
-
-    // Confirm that a new variant can be added.
-    $this->drupalGet('admin/structure/pages/nojs/operation/node_view/actions/add');
-    $this->assertResponse(200);
-
-    // Create a variant. This is done as a series of form submissions.
-    $args = array(
-      'title' => 'Test',
-      'name' => 'test',
-      'handler' => 'panel_context',
-    );
-    $this->drupalPost('admin/structure/pages/nojs/operation/node_view/actions/add', $args, t('Create variant'));
-    $this->assertResponse(200);
-    $args = array(
-      'layout' => 'flexible',
-    );
-    $this->drupalPost(NULL, $args, t('Continue'));
-    $this->assertResponse(200);
-    $args = array();
-    $this->drupalPost(NULL, $args, t('Continue'));
-    $this->assertResponse(200);
-    $args = array();
-    $this->drupalPost(NULL, $args, t('Create variant'));
-    $this->assertResponse(200);
-    $this->assertText(t('The page has been updated. Changes will not be permanent until you save.'));
-    $args = array();
-    $this->drupalPost(NULL, $args, t('Save'));
-    $this->assertResponse(200);
-
-    // Confirm the process completed successfully.
-    $this->assertEqual($this->getUrl(), url('admin/structure/pages/edit/node_view', array('absolute' => TRUE)));
-    $this->assertText(t('Panel') . ': Test');
-
-    // Clear all caches, so we can start off properly.
-    backdrop_flush_all_caches();
-
-    // Load the node page again.
-    $this->confirmNodeTags($node_url);
-  }
-
-  /**
-   * Confirm that the meta tags for the requested node load properly.
-   *
-   * @param string $path
-   *   Optional path to load, if not present the current path will be used.
-   */
-  function confirmNodeTags($path = NULL) {
-    if (!empty($path)) {
-      $this->drupalGet($path);
-      $this->assertResponse(200);
-    }
-
-    // Verify the title is using the custom default for this content type.
-    $xpath = $this->xpath("//meta[@name='abstract']");
-    $this->assertEqual(count($xpath), 1, 'Exactly one abstract meta tag found.');
-    $this->assertEqual($xpath[0]['content'], 'Who likes magic ponies');
-  }
-
-  /**
-   * Test out a term_view Panels display with Metatag.
-   *
-   * @todo Write this.
-   */
-  // public function testPanelsTermView() {
-  //   // Enable the Page Manager display for terms.
-  //   variable_set('page_manager_term_view_disabled', FALSE);
-  // }
-
-  /**
-   * Test out a user_view Panels display with Metatag.
-   *
-   * @todo Write this.
-   */
-  // public function testPanelsUserView() {
-  //   // Enable the Page Manager display for users.
-  //   variable_set('page_manager_user_view_disabled', FALSE);
-  // }
-
-}
diff --git a/tests/metatag.with_profile2.test b/tests/metatag.with_profile2.test
index 83a7f41..281b091 100644
--- a/tests/metatag.with_profile2.test
+++ b/tests/metatag.with_profile2.test
@@ -4,6 +4,8 @@
  * Tests for the Metatag module for Profile2 integration.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 // Inherit from the User test so that its tests can be confirmed to still work
 // when the Profile2 module is enabled.
 class MetatagCoreWithProfile2Test extends MetatagCoreUserTest {
diff --git a/tests/metatag.with_search_api.test b/tests/metatag.with_search_api.test
index d39bc14..fc61c6c 100644
--- a/tests/metatag.with_search_api.test
+++ b/tests/metatag.with_search_api.test
@@ -4,6 +4,8 @@
  * Tests for the Search API integration.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 /**
  * Class for testing the Search API integration.
  */
diff --git a/tests/metatag.with_views.test b/tests/metatag.with_views.test
index e6e4c74..71026b0 100644
--- a/tests/metatag.with_views.test
+++ b/tests/metatag.with_views.test
@@ -5,6 +5,8 @@
  * Metatag:Views.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 class MetatagCoreWithViewsTest extends MetatagTestHelper {
   /**
    * {@inheritdoc}
diff --git a/tests/metatag.xss.test b/tests/metatag.xss.test
index 595812e..737da7f 100644
--- a/tests/metatag.xss.test
+++ b/tests/metatag.xss.test
@@ -5,6 +5,8 @@
  * Tests Metatag module to ensure there are no XSS scripting vulnerabilities.
  */
 
+include_once __DIR__ . '/metatag.helper.test';
+
 /**
  * MetatagCoreXSSTest extends MetatagTestHelper.
  */