diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 958da555..9c2aa911 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,207 +9,9 @@ on:
       - '1.x'
   workflow_dispatch:
 
-env:
-  LOCALGOV_DRUPAL_PROJECT: localgovdrupal/localgov_alert_banner
-  LOCALGOV_DRUPAL_PROJECT_PATH: web/modules/contrib/localgov_alert_banner
-
 jobs:
-
-  build:
-    name: Install LocalGov Drupal
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        localgov-version:
-          - '3.x'
-        drupal-version:
-          - '~10.0'
-        php-version:
-          - '8.1'
-          - '8.2'
-
-    steps:
-
-      - name: Save git branch and git repo names to env if this is not a pull request
-        if: github.event_name != 'pull_request'
-        run: |
-          echo "GIT_BASE=${GITHUB_REF#refs/heads/}" >> $GITHUB_ENV
-          echo "GIT_BRANCH=${GITHUB_REF#refs/heads/}" >> $GITHUB_ENV
-          echo "HEAD_USER=localgovdrupal" >> $GITHUB_ENV
-
-      - name: Save git branch and git repo names to env if this is a pull request
-        if: github.event_name == 'pull_request'
-        run: |
-          echo "GIT_BASE=${GITHUB_BASE_REF}" >> $GITHUB_ENV
-          echo "GIT_BRANCH=${GITHUB_HEAD_REF}" >> $GITHUB_ENV
-          export HEAD="${{ github.event.pull_request.head.label }}"
-          echo "HEAD_USER=${HEAD%%:*}" >> $GITHUB_ENV
-
-      - name: Set composer branch reference for version branches
-        if: endsWith(github.ref, '.x')
-        run: echo "COMPOSER_REF=${GIT_BRANCH}-dev" >> $GITHUB_ENV
-
-      - name: Set composer branch reference for non-version branches
-        if: endsWith(github.ref, '.x') == false
-        run: echo "COMPOSER_REF=dev-${GIT_BRANCH}" >> $GITHUB_ENV
-
-      - name: Get the latest tagged release for branch version
-        run: |
-          LATEST_RELEASE=$(curl -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/${GITHUB_REPOSITORY}/git/matching-refs/tags/${GIT_BASE%'.x'} | grep -Po '(?<=refs/tags/)[^"]+' | tail -1)
-          if [ -z $LATEST_RELEASE ]; then LATEST_RELEASE=1; fi
-          echo "LATEST_RELEASE=${LATEST_RELEASE}" >> $GITHUB_ENV
-
-      - name: Cached workspace
-        uses: actions/cache@v2
-        with:
-          path: ./html
-          key: localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-${{ github.run_id }}-${{ secrets.CACHE_VERSION }}
-
-      - name: Setup PHP
-        uses: shivammathur/setup-php@v2
-        with:
-          php-version: ${{ matrix.php-version }}
-
-      - name: Clone drupal_container
-        uses: actions/checkout@v2
-        with:
-          repository: localgovdrupal/drupal-container
-          ref: php${{ matrix.php-version }}
-
-      - name: Create LocalGov Drupal project
-        run: |
-          composer create-project --stability dev --no-install localgovdrupal/localgov-project ./html "${{ matrix.localgov-version }}"
-          composer --working-dir=./html require --no-install localgovdrupal/localgov:${{ matrix.localgov-version }}-dev
-          composer --working-dir=./html require --no-install drupal/core-recommended:${{ matrix.drupal-version }} drupal/core-composer-scaffold:${{ matrix.drupal-version }} drupal/core-project-message:${{ matrix.drupal-version }} drupal/core-dev:${{ matrix.drupal-version }}
-          composer --working-dir=./html install
-
-      - name: Obtain the test target using Composer
-        if: env.HEAD_USER == 'localgovdrupal'
-        run: |
-          composer --working-dir=html config repositories.1 vcs git@github.com:${LOCALGOV_DRUPAL_PROJECT}.git
-          composer global config github-oauth.github.com ${{ github.token }}
-          composer --working-dir=./html require --with-all-dependencies ${LOCALGOV_DRUPAL_PROJECT}:"${COMPOSER_REF} as ${LATEST_RELEASE}"
-
-      - name: Obtain the test target using Git
-        if: env.HEAD_USER != 'localgovdrupal'
-        uses: actions/checkout@v2
-        with:
-          path: ${{ env.LOCALGOV_DRUPAL_PROJECT_PATH }}
-
-      - name: Obtain suggested dependencies
-        run: composer --working-dir=./html/${LOCALGOV_DRUPAL_PROJECT_PATH} suggests --list | xargs composer --working-dir=./html require
-
-  phpcs:
-    name: Coding standards checks
-    needs: build
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        localgov-version:
-          - '3.x'
-        drupal-version:
-          - '~10.0'
-        php-version:
-          - '8.1'
-          - '8.2'
-
-    steps:
-
-      - name: Cached workspace
-        uses: actions/cache@v2
-        with:
-          path: ./html
-          key: localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-${{ github.run_id }}-${{ secrets.CACHE_VERSION }}
-          restore-keys: |
-            localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-
-
-      - name: Setup PHP
-        uses: shivammathur/setup-php@v2
-        with:
-          php-version: ${{ matrix.php-version }}
-
-      - name: Run coding standards checks
-        run: |
-          cd html
-          ./bin/phpcs -p ${LOCALGOV_DRUPAL_PROJECT_PATH}
-
-  phpstan:
-    name: Deprecated code checks
-    needs: build
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        localgov-version:
-          - '3.x'
-        drupal-version:
-          - '~10.0'
-        php-version:
-          - '8.1'
-          - '8.2'
-
-    steps:
-
-      - name: Cached workspace
-        uses: actions/cache@v2
-        with:
-          path: ./html
-          key: localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-${{ github.run_id }}-${{ secrets.CACHE_VERSION }}
-          restore-keys: |
-            localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-
-
-      - name: Setup PHP
-        uses: shivammathur/setup-php@v2
-        with:
-          php-version: ${{ matrix.php-version }}
-
-      - name: Run deprecated code checks
-        run: |
-          cd html
-          ./bin/phpstan analyse -c ./phpstan.neon ${LOCALGOV_DRUPAL_PROJECT_PATH}
-  phpunit:
-    name: PHPUnit tests
-    needs: build
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        localgov-version:
-          - '3.x'
-        drupal-version:
-          - '~10.0'
-        php-version:
-          - '8.1'
-          - '8.2'
-
-    steps:
-
-      - name: Clone Drupal container
-        uses: actions/checkout@v2
-        with:
-          repository: localgovdrupal/drupal-container
-          ref: php${{ matrix.php-version }}
-
-      - name: Cached workspace
-        uses: actions/cache@v2
-        with:
-          path: ./html
-          key: localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-${{ github.run_id }}-${{ secrets.CACHE_VERSION }}
-          restore-keys: |
-            localgov-build-${{ matrix.localgov-version }}-${{ matrix.drupal-version }}-${{ matrix.php-version }}-
-
-      - name: Start Docker environment
-        run: docker-compose -f docker-compose.yml up -d
-
-      - name: Run PHPUnit tests
-        run: |
-          mkdir -p ./html/web/sites/simpletest && chmod 777 ./html/web/sites/simpletest
-          sed -i "s#http://localgov.lndo.site#http://drupal#" ./html/phpunit.xml.dist
-          docker exec -t drupal bash -c 'chown docker:docker -R /var/www/html'
-          docker exec -u docker -t drupal bash -c "cd /var/www/html && ./bin/paratest --processes=4 /var/www/html/${{ env.LOCALGOV_DRUPAL_PROJECT_PATH }}"
+  tests:
+    uses: localgovdrupal/localgov_shared_workflows/.github/workflows/test-module.yml@1.x
+    with:
+      project: 'localgovdrupal/localgov_alert_banner'
+      project_path: 'web/modules/contrib/localgov_alert_banner'
diff --git a/src/Entity/AlertBannerEntity.php b/src/Entity/AlertBannerEntity.php
index 1fbab7e3..bc1a06fe 100644
--- a/src/Entity/AlertBannerEntity.php
+++ b/src/Entity/AlertBannerEntity.php
@@ -314,6 +314,7 @@ public static function baseFieldDefinitions(EntityTypeInterface $entity_type) {
       ->setLabel(t('Title'))
       ->setDescription(t('The title of the Alert banner.'))
       ->setRevisionable(TRUE)
+      ->setTranslatable(TRUE)
       ->setSettings([
         'max_length' => 50,
         'text_processing' => 0,
diff --git a/src/Plugin/Block/AlertBannerBlock.php b/src/Plugin/Block/AlertBannerBlock.php
index 248e3e98..5e62de6c 100644
--- a/src/Plugin/Block/AlertBannerBlock.php
+++ b/src/Plugin/Block/AlertBannerBlock.php
@@ -4,6 +4,7 @@
 
 use Drupal\Core\Block\BlockBase;
 use Drupal\Core\Cache\Cache;
+use Drupal\Core\Entity\EntityRepositoryInterface;
 use Drupal\Core\Entity\EntityTypeManagerInterface;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
@@ -37,11 +38,11 @@ class AlertBannerBlock extends BlockBase implements ContainerFactoryPluginInterf
   protected $currentUser;
 
   /**
-   * Current alert banners.
+   * The entity repository services.
    *
-   * @var \Drupal\localgov_alert_banner\Entity\AlertBannerEntity[]
+   * @var \Drupal\Core\Entity\EntityRepositoryInterface
    */
-  protected $currentAlertBanners = [];
+  protected $entityRepository;
 
   /**
    * Constructs a new AlertBannerBlock.
@@ -56,12 +57,14 @@ class AlertBannerBlock extends BlockBase implements ContainerFactoryPluginInterf
    *   The entity type manager service.
    * @param \Drupal\Core\Session\AccountProxyInterface $current_user
    *   Current user service.
+   * @param Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
+   *   The entity repository service.
    */
-  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, AccountProxyInterface $current_user) {
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, AccountProxyInterface $current_user, EntityRepositoryInterface $entity_repository) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->entityTypeManager = $entity_type_manager;
     $this->currentUser = $current_user;
-    $this->currentAlertBanners = $this->getCurrentAlertBanners();
+    $this->entityRepository = $entity_repository;
   }
 
   /**
@@ -84,7 +87,8 @@ public static function create(ContainerInterface $container, array $configuratio
       $plugin_id,
       $plugin_definition,
       $container->get('entity_type.manager'),
-      $container->get('current_user')
+      $container->get('current_user'),
+      $container->get('entity.repository'),
     );
   }
 
@@ -131,6 +135,7 @@ public function blockSubmit($form, FormStateInterface $form_state) {
    * {@inheritdoc}
    */
   public function build() {
+
     // Fetch the current published banner.
     $published_alert_banners = $this->getCurrentAlertBanners();
 
@@ -141,7 +146,9 @@ public function build() {
 
     // Render the alert banner.
     $build = [];
-    foreach ($this->currentAlertBanners as $alert_banner) {
+    $contexts = [];
+    foreach ($published_alert_banners as $alert_banner) {
+      $contexts = Cache::mergeContexts($contexts, $alert_banner->getCacheContexts());
 
       // Only add to the build if it is visible.
       // @see #154.
@@ -150,6 +157,7 @@ public function build() {
           ->view($alert_banner);
       }
     }
+    $build['#cache']['contexts'] = $contexts;
     return $build;
   }
 
@@ -163,7 +171,8 @@ public function build() {
    *   Array of all published and visible alert banners.
    */
   protected function getCurrentAlertBanners() {
-    $alert_banners = [];
+
+    $current_alert_banners = [];
 
     // Get list of published alert banner IDs.
     $types = $this->mapTypesConfigToQuery();
@@ -194,13 +203,15 @@ protected function getCurrentAlertBanners() {
     // Visibility check happens in build, so we get cache contexts on all.
     foreach ($published_alert_banners as $alert_banner_id) {
       $alert_banner = $this->entityTypeManager->getStorage('localgov_alert_banner')->load($alert_banner_id);
+      $alert_banner = $this->entityRepository->getTranslationFromContext($alert_banner);
+
       $is_accessible = $alert_banner->access('view', $this->currentUser);
       if ($is_accessible) {
-        $alert_banners[] = $alert_banner;
+        $current_alert_banners[] = $alert_banner;
       }
     }
 
-    return $alert_banners;
+    return $current_alert_banners;
   }
 
   /**
@@ -216,17 +227,6 @@ protected function mapTypesConfigToQuery() : array {
     });
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  public function getCacheContexts() {
-    $contexts = [];
-    foreach ($this->currentAlertBanners as $alert_banner) {
-      $contexts = Cache::mergeContexts($contexts, $alert_banner->getCacheContexts());
-    }
-    return Cache::mergeContexts(parent::getCacheContexts(), $contexts);
-  }
-
   /**
    * {@inheritdoc}
    */
diff --git a/tests/src/Functional/TranslationsTest.php b/tests/src/Functional/TranslationsTest.php
new file mode 100644
index 00000000..9e24d5c2
--- /dev/null
+++ b/tests/src/Functional/TranslationsTest.php
@@ -0,0 +1,240 @@
+<?php
+
+namespace Drupal\Tests\localgov_alert_banner\Functional;
+
+use Drupal\field\Entity\FieldConfig;
+use Drupal\language\Entity\ConfigurableLanguage;
+use Drupal\node\NodeInterface;
+use Drupal\Tests\BrowserTestBase;
+use Drupal\Tests\node\Traits\NodeCreationTrait;
+
+/**
+ * Functional tests for LocalGovDrupal Alert banner block.
+ */
+class TranslationsTest extends BrowserTestBase {
+
+  use NodeCreationTrait;
+
+  /**
+   * {@inheritdoc}
+   */
+  protected $defaultTheme = 'stark';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected static $modules = [
+    'block',
+    'content_translation',
+    'path',
+    'path_alias',
+    'options',
+    'node',
+    'language',
+    'locale',
+    'localgov_alert_banner',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp(): void {
+    parent::setUp();
+
+    $this->drupalPlaceBlock('localgov_alert_banner_block');
+    ConfigurableLanguage::createFromLangcode('zz')->save();
+    $this->container->get('content_translation.manager')->setEnabled('localgov_alert_banner', 'localgov_alert_banner', TRUE);
+    FieldConfig::loadByName('localgov_alert_banner', 'localgov_alert_banner', 'short_description')->setTranslatable(TRUE)->save();
+  }
+
+  /**
+   * Test that valid translation is brought back based on current language.
+   */
+  public function testAlertBannerTranslation(): void {
+
+    $default_langcode = $this->container->get('language.default')->get()->getId();
+
+    // Create alert banner.
+    $alert_title = 'home page alert title - ' . $this->randomMachineName(8);
+    $alert_body = 'home page alert body - ' . $this->randomMachineName(32);
+    $alert = $this->container->get('entity_type.manager')->getStorage('localgov_alert_banner')
+      ->create([
+        'type' => 'localgov_alert_banner',
+        'title' => $alert_title,
+        'short_description' => $alert_body,
+        'type_of_alert' => 'minor',
+        'moderation_state' => 'published',
+        'langcode' => $default_langcode,
+      ]);
+    $alert->save();
+
+    // Create translation.
+    $translated_alert_title = 'translated home page alert title - ' . $this->randomMachineName(8);
+    $translated_alert_body = 'translated home page alert body - ' . $this->randomMachineName(32);
+    $alert->addTranslation('zz', [
+      'title' => $translated_alert_title,
+      'short_description' => $translated_alert_body,
+      'type_of_alert' => 'minor',
+      'moderation_state' => 'published',
+    ])->save();
+
+    // Test on home page.
+    $this->drupalGet('<front>');
+    $this->assertSession()->pageTextContains($alert_title);
+    $this->assertSession()->pageTextContains($alert_body);
+    $this->assertSession()->pageTextNotContains($translated_alert_title);
+    $this->assertSession()->pageTextNotContains($translated_alert_body);
+
+    // Switch language.
+    $this->drupalGet('/zz');
+
+    // Test correct translation on home page.
+    $this->assertSession()->pageTextNotContains($alert_title);
+    $this->assertSession()->pageTextNotContains($alert_body);
+    $this->assertSession()->pageTextContains($translated_alert_title);
+    $this->assertSession()->pageTextContains($translated_alert_body);
+
+    // Create node.
+    $this->drupalCreateContentType(['type' => 'page']);
+    $page = $this->createNode([
+      'type' => 'page',
+      'title' => $this->randomMachineName(8),
+      'status' => NodeInterface::PUBLISHED,
+      'langcode' => $default_langcode,
+    ]);
+
+    // Add node translation.
+    $page->addTranslation('zz', [
+      'title' => $this->randomMachineName(8),
+      'status' => NodeInterface::PUBLISHED,
+    ]);
+
+    // Create banner with page restriction.
+    $alert_title_node = 'node 1 alert title - ' . $this->randomMachineName(8);
+    $alert_body_node = 'node 1 alert body - ' . $this->randomMachineName(32);
+    $node_alert = $this->container->get('entity_type.manager')->getStorage('localgov_alert_banner')
+      ->create([
+        'type' => 'localgov_alert_banner',
+        'title' => $alert_title_node,
+        'short_description' => $alert_body_node,
+        'type_of_alert' => 'minor',
+        'moderation_state' => 'published',
+        'langcode' => $default_langcode,
+        'visibility' => [
+          'conditions' => [
+            'request_path' => [
+              'pages' => '/node/1',
+              'negate' => 0,
+            ],
+          ],
+        ],
+      ]);
+    $node_alert->save();
+
+    // Translate banner with page restriction.
+    $translated_alert_title_node = 'translated node 1 alert title - ' . $this->randomMachineName(8);
+    $translated_alert_body_node = 'translated node 1 alert body - ' . $this->randomMachineName(32);
+    $node_alert->addTranslation('zz', [
+      'title' => $translated_alert_title_node,
+      'short_description' => $translated_alert_body_node,
+      'type_of_alert' => 'minor',
+      'moderation_state' => 'published',
+    ])->save();
+
+    // Go to node in default language.
+    $this->drupalGet('/node/1');
+
+    // Test correct translation appears.
+    $this->assertSession()->pageTextContains($alert_title_node);
+    $this->assertSession()->pageTextContains($alert_body_node);
+    $this->assertSession()->pageTextNotContains($translated_alert_title_node);
+    $this->assertSession()->pageTextNotContains($translated_alert_body_node);
+
+    // Change language.
+    $this->drupalGet('/zz/node/1');
+
+    // Test correct translation appears.
+    $this->assertSession()->pageTextNotContains($alert_title_node);
+    $this->assertSession()->pageTextNotContains($alert_body_node);
+    $this->assertSession()->pageTextContains($translated_alert_title_node);
+    $this->assertSession()->pageTextContains($translated_alert_body_node);
+
+    // Create node with path.
+    $page = $this->createNode([
+      'type' => 'page',
+      'title' => $this->randomMachineName(8),
+      'status' => NodeInterface::PUBLISHED,
+      'langcode' => $default_langcode,
+    ]);
+    $this->container->get('entity_type.manager')->getStorage('path_alias')->create([
+      'path' => '/node/' . $page->id(),
+      'alias' => '/untranslated-path',
+      'langcode' => $default_langcode,
+    ])->save();
+
+    // Add node translation.
+    $page->addTranslation('zz', [
+      'title' => $this->randomMachineName(8),
+      'status' => NodeInterface::PUBLISHED,
+    ]);
+    $this->container->get('entity_type.manager')->getStorage('path_alias')->create([
+      'path' => '/node/' . $page->id(),
+      'alias' => '/translated-path',
+      'langcode' => 'zz',
+    ])->save();
+
+    // Enable translation of the visibility field.
+    FieldConfig::loadByName('localgov_alert_banner', 'localgov_alert_banner', 'visibility')->setTranslatable(TRUE)->save();
+
+    // Create banner with page restriction.
+    $alert_title_pa_node = 'path alias page alert title - ' . $this->randomMachineName(8);
+    $alert_body_pa_node = 'path alias page alert body - ' . $this->randomMachineName(32);
+    $pa_node_alert = $this->container->get('entity_type.manager')->getStorage('localgov_alert_banner')
+      ->create([
+        'type' => 'localgov_alert_banner',
+        'title' => $alert_title_pa_node,
+        'short_description' => $alert_body_pa_node,
+        'type_of_alert' => 'minor',
+        'moderation_state' => 'published',
+        'langcode' => $default_langcode,
+        'visibility' => [
+          'conditions' => [
+            'request_path' => [
+              'pages' => '/untranslated-path',
+              'negate' => 0,
+            ],
+          ],
+        ],
+      ]);
+    $node_alert->save();
+
+    // Translate banner with page restriction.
+    $translated_alert_title_pa_node = 'translated path alias page alert title - ' . $this->randomMachineName(8);
+    $translated_alert_body_pa_node = 'translated path alias page alert body - ' . $this->randomMachineName(32);
+    $pa_node_alert->addTranslation('zz', [
+      'title' => $translated_alert_title_pa_node,
+      'short_description' => $translated_alert_body_pa_node,
+      'type_of_alert' => 'minor',
+      'moderation_state' => 'published',
+    ])->save();
+
+    // Go to node in default language.
+    $this->drupalGet('/untranslated-path');
+
+    // Test correct translation appears.
+    $this->assertSession()->pageTextContains($alert_title_pa_node);
+    $this->assertSession()->pageTextContains($alert_body_pa_node);
+    $this->assertSession()->pageTextNotContains($translated_alert_title_pa_node);
+    $this->assertSession()->pageTextNotContains($translated_alert_body_pa_node);
+
+    // Change language.
+    $this->drupalGet('/zz/translated-path');
+
+    // Test correct translation appears.
+    $this->assertSession()->pageTextNotContains($alert_title_pa_node);
+    $this->assertSession()->pageTextNotContains($alert_body_pa_node);
+    $this->assertSession()->pageTextContains($translated_alert_title_pa_node);
+    $this->assertSession()->pageTextContains($translated_alert_body_pa_node);
+  }
+
+}
diff --git a/tests/src/Kernel/AlertBannerBlockOrderTest.php b/tests/src/Kernel/AlertBannerBlockOrderTest.php
index 92a981ed..aa82f289 100644
--- a/tests/src/Kernel/AlertBannerBlockOrderTest.php
+++ b/tests/src/Kernel/AlertBannerBlockOrderTest.php
@@ -2,6 +2,7 @@
 
 namespace Drupal\Tests\localgov_alert_banner\Kernel;
 
+use Drupal\Core\Block\BlockPluginInterface;
 use Drupal\Core\Datetime\DrupalDateTime;
 use Drupal\KernelTests\KernelTestBase;
 use Drupal\localgov_alert_banner\Entity\AlertBannerEntity;
@@ -90,7 +91,7 @@ public function testAlertBannerBlockOrder() {
     $plugin_block = $block_manager->createInstance('localgov_alert_banner_block', $config);
 
     // Render the block and get the alert banner IDs as an array.
-    $render = $plugin_block->build();
+    $render = $this->getBannersFromBlockRenderArray($plugin_block);
     $result = [];
     foreach ($render as $render_value) {
       $result[] = $render_value['#localgov_alert_banner']->id();
@@ -118,7 +119,7 @@ public function testAlertBannerBlockOrder() {
 
     // Create and render the block and get the alert banner IDs as an array.
     $plugin_block = $block_manager->createInstance('localgov_alert_banner_block', $config);
-    $render = $plugin_block->build();
+    $render = $this->getBannersFromBlockRenderArray($plugin_block);
     $result_2 = [];
     foreach ($render as $render_value) {
       $result_2[] = $render_value['#localgov_alert_banner']->id();
@@ -144,7 +145,7 @@ public function testAlertBannerBlockOrder() {
 
     // Create and render the block and get the alert banner IDs as an array.
     $plugin_block = $block_manager->createInstance('localgov_alert_banner_block', $config);
-    $render = $plugin_block->build();
+    $render = $this->getBannersFromBlockRenderArray($plugin_block);
     $result_3 = [];
     foreach ($render as $render_value) {
       $result_3[] = $render_value['#localgov_alert_banner']->id();
@@ -206,7 +207,7 @@ public function testAlertBannerBlockOrderWithoutTypeOfAlert() {
     $block_manager = $this->container->get('plugin.manager.block');
     $config = [];
     $plugin_block = $block_manager->createInstance('localgov_alert_banner_block', $config);
-    $render = $plugin_block->build();
+    $render = $this->getBannersFromBlockRenderArray($plugin_block);
     $result = [];
     foreach ($render as $render_value) {
       $result[] = $render_value['#localgov_alert_banner']->id();
@@ -222,4 +223,19 @@ public function testAlertBannerBlockOrderWithoutTypeOfAlert() {
     $this->assertEquals($expected, $result);
   }
 
+  /**
+   * Get banners from block render array.
+   *
+   * @param \Drupal\Core\Block\BlockPluginInterface $plugin_block
+   *   Block plugin.
+   *
+   * @return array
+   *   Block render array missing keys starting with #.
+   */
+  protected function getBannersFromBlockRenderArray(BlockPluginInterface $plugin_block): array {
+    return array_filter($plugin_block->build(), function ($key) {
+      return strpos($key, '#') !== 0;
+    }, ARRAY_FILTER_USE_KEY);
+  }
+
 }