Update to Drupal 8.0.3. For more information, see https://www.drupal.org/drupal-8.0.3-release-notes

core/modules/link/src/Tests/LinkFieldTest.php

@@ -101,6 +101,10 @@ class LinkFieldTest extends WebTestBase {
     // strings displayed to the user).
     $valid_external_entries = array(
       'http://www.example.com/' => 'http://www.example.com/',
+      // Strings within parenthesis without leading space char.
+      'http://www.example.com/strings_(string_within_parenthesis)' => 'http://www.example.com/strings_(string_within_parenthesis)',
+      // Numbers within parenthesis without leading space char.
+      'http://www.example.com/numbers_(9999)' => 'http://www.example.com/numbers_(9999)',
     );
     $valid_internal_entries = array(
       '/entity_test/add' => '/entity_test/add',

core/modules/link/src/Tests/Views/LinkViewsTokensTest.php

@@ -0,0 +1,102 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\link\Tests\Views\LinkViewsTokensTest.
+ */
+
+namespace Drupal\link\Tests\Views;
+
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\views\Tests\ViewTestBase;
+use Drupal\views\Tests\ViewTestData;
+
+/**
+ * Tests the views integration for link tokens.
+ *
+ * @group link
+ */
+class LinkViewsTokensTest extends ViewTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['link_test_views'];
+
+  /**
+   * Views used by this test.
+   *
+   * @var array
+   */
+  public static $testViews = ['test_link_tokens'];
+
+  /**
+   * The field name used for the link field.
+   *
+   * @var string
+   */
+  protected $fieldName = 'field_link';
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function setUp() {
+    parent::setUp();
+    ViewTestData::createTestViews(get_class($this), array('link_test_views'));
+
+    // Create Basic page node type.
+    $this->drupalCreateContentType(array(
+      'type' => 'page',
+      'name' => 'Basic page'
+    ));
+
+    // Create a field.
+    FieldStorageConfig::create(array(
+      'field_name' => $this->fieldName,
+      'type' => 'link',
+      'entity_type' => 'node',
+      'cardinality' => 1,
+    ))->save();
+    FieldConfig::create(array(
+      'field_name' => $this->fieldName,
+      'entity_type' => 'node',
+      'bundle' => 'page',
+      'label' => 'link field',
+    ))->save();
+
+  }
+
+  public function testLinkViewsTokens() {
+    // Array of URI's to test.
+    $uris = [
+      'http://www.drupal.org' => 'Drupal.org',
+    ];
+
+    // Add nodes with the URI's and titles.
+    foreach ($uris as $uri => $title) {
+      $values = array('type' => 'page');
+      $values[$this->fieldName][] = ['uri' => $uri, 'title' => $title, 'options' => ['attributes' => ['class' => 'test-link-class']]];
+      $this->drupalCreateNode($values);
+    }
+
+    $this->drupalGet('test_link_tokens');
+
+    foreach ($uris as $uri => $title) {
+      // Formatted link: {{ field_link }}<br />
+      $this->assertRaw("Formated: <a href=\"$uri\" class=\"test-link-class\">$title</a>");
+
+      // Raw uri: {{ field_link__uri }}<br />
+      $this->assertRaw("Raw uri: $uri");
+
+      // Raw title: {{ field_link__title }}<br />
+      $this->assertRaw("Raw title: $title");
+
+      // Raw options: {{ field_link__options }}<br />
+      // Options is an array and should return empty after token replace.
+      $this->assertRaw("Raw options: .");
+    }
+  }
+}