diff --git a/src/Tests/WidgetIntegrationTest.php b/src/Tests/WidgetIntegrationTest.php
index 5f91902..0a4576f 100644
--- a/src/Tests/WidgetIntegrationTest.php
+++ b/src/Tests/WidgetIntegrationTest.php
@@ -80,4 +80,98 @@ class WidgetIntegrationTest extends FacetWebTestBase {
     $this->assertFieldChecked('edit-type-item');
   }
 
+  /**
+   * Test links widget's basic functionality.
+   */
+  public function testLinksWidget() {
+    $id = 'links_widget';
+    $name = '>.Facet &* Links';
+    $facet_add_page = 'admin/config/search/facets/add-facet';
+
+    $this->drupalGet($facet_add_page);
+
+    $form_values = [
+      'id' => $id,
+      'status' => 1,
+      'url_alias' => $id,
+      'name' => $name,
+      'facet_source_id' => 'search_api_views:search_api_test_view:page_1',
+      'facet_source_configs[search_api_views:search_api_test_view:page_1][field_identifier]' => 'type',
+    ];
+    $this->drupalPostForm(NULL, ['facet_source_id' => 'search_api_views:search_api_test_view:page_1'], $this->t('Configure facet source'));
+    $this->drupalPostForm(NULL, $form_values, $this->t('Save'));
+    $this->drupalPostForm(NULL, ['widget' => 'links'], $this->t('Save'));
+
+    $block_values = [
+      'plugin_id' => 'facet_block:' . $id,
+      'settings' => [
+        'region' => 'footer',
+        'id' => str_replace('_', '-', $id),
+      ]
+    ];
+    $this->drupalPlaceBlock($block_values['plugin_id'], $block_values['settings']);
+
+    $this->drupalGet('search-api-test-fulltext');
+    $this->assertLink('item');
+    $this->assertLink('article');
+
+    $this->clickLink('item');
+    $this->assertLink('(-) item');
+  }
+
+  /**
+   * Tests the functionality of a widget to hide/show the item-count.
+   */
+  public function testLinksShowHideCount() {
+    $id = 'links_widget';
+    $name = '>.Facet &* Links';
+    $facet_add_page = 'admin/config/search/facets/add-facet';
+    $facet_edit_page = 'admin/config/search/facets/' . $id . '/display';
+
+    $this->drupalGet($facet_add_page);
+
+    $form_values = [
+      'id' => $id,
+      'status' => 1,
+      'url_alias' => $id,
+      'name' => $name,
+      'facet_source_id' => 'search_api_views:search_api_test_view:page_1',
+      'facet_source_configs[search_api_views:search_api_test_view:page_1][field_identifier]' => 'type',
+    ];
+    $this->drupalPostForm(NULL, ['facet_source_id' => 'search_api_views:search_api_test_view:page_1'], $this->t('Configure facet source'));
+    $this->drupalPostForm(NULL, $form_values, $this->t('Save'));
+    $this->drupalPostForm(NULL, ['widget' => 'links'], $this->t('Save'));
+
+    $block_values = [
+      'plugin_id' => 'facet_block:' . $id,
+      'settings' => [
+        'region' => 'footer',
+        'id' => str_replace('_', '-', $id),
+      ]
+    ];
+    $this->drupalPlaceBlock($block_values['plugin_id'], $block_values['settings']);
+
+    // Go to the view and check that the facet links are shown with their
+    // default settings.
+    $this->drupalGet('search-api-test-fulltext');
+    $this->assertLink('item');
+    $this->assertLink('article');
+
+    $this->drupalGet($facet_edit_page);
+    $this->drupalPostForm(NULL, ['widget' => 'links', 'widget_configs[show_numbers]' => TRUE], $this->t('Save'));
+
+    // Go back to the same view and check that links now display the count
+    $this->drupalGet('search-api-test-fulltext');
+    $this->assertLink('item (3)');
+    $this->assertLink('article (2)');
+
+    $this->drupalGet($facet_edit_page);
+    $this->drupalPostForm(NULL, ['widget' => 'links', 'widget_configs[show_numbers]' => FALSE], $this->t('Save'));
+
+    // The count should be hidden again.
+    $this->drupalGet('search-api-test-fulltext');
+    $this->assertLink('item');
+    $this->assertLink('article');
+  }
+
 }