diff core/modules/system/src/Tests/Routing/DestinationTest.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/system/src/Tests/Routing/DestinationTest.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,78 @@
+<?php
+
+namespace Drupal\system\Tests\Routing;
+
+use Drupal\Core\Url;
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests for $_GET['destination'] and $_REQUEST['destination'] validation.
+ *
+ * Note: This tests basically the same as
+ * \Drupal\Tests\Core\EventSubscriber\RedirectResponseSubscriberTest::testSanitizeDestinationForGet
+ * \Drupal\Tests\Core\EventSubscriber\RedirectResponseSubscriberTest::testSanitizeDestinationForPost
+ * but we want to be absolutely sure it works.
+ *
+ * @group Routing
+ */
+class DestinationTest extends WebTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['system_test'];
+
+  /**
+   * Tests that $_GET/$_REQUEST['destination'] only contain internal URLs.
+   */
+  public function testDestination() {
+    $test_cases = [
+      [
+        'input' => 'node',
+        'output' => 'node',
+        'message' => "Standard internal example node path is present in the 'destination' parameter.",
+      ],
+      [
+        'input' => '/example.com',
+        'output' => '/example.com',
+        'message' => 'Internal path with one leading slash is allowed.',
+      ],
+      [
+        'input' => '//example.com/test',
+        'output' => '',
+        'message' => 'External URL without scheme is not allowed.',
+      ],
+      [
+        'input' => 'example:test',
+        'output' => 'example:test',
+        'message' => 'Internal URL using a colon is allowed.',
+      ],
+      [
+        'input' => 'http://example.com',
+        'output' => '',
+        'message' => 'External URL is not allowed.',
+      ],
+      [
+        'input' => 'javascript:alert(0)',
+        'output' => 'javascript:alert(0)',
+        'message' => 'Javascript URL is allowed because it is treated as an internal URL.',
+      ],
+    ];
+    foreach ($test_cases as $test_case) {
+      // Test $_GET['destination'].
+      $this->drupalGet('system-test/get-destination', ['query' => ['destination' => $test_case['input']]]);
+      $this->assertIdentical($test_case['output'], $this->getRawContent(), $test_case['message']);
+      // Test $_REQUEST['destination'].
+      $post_output = $this->drupalPost('system-test/request-destination', '*', ['destination' => $test_case['input']]);
+      $this->assertIdentical($test_case['output'], $post_output, $test_case['message']);
+    }
+
+    // Make sure that 404 pages do not populate $_GET['destination'] with
+    // external URLs.
+    \Drupal::configFactory()->getEditable('system.site')->set('page.404', '/system-test/get-destination')->save();
+    $this->drupalGet('http://example.com', ['external' => FALSE]);
+    $this->assertResponse(404);
+    $this->assertIdentical(Url::fromRoute('<front>')->toString(), $this->getRawContent(), 'External URL is not allowed on 404 pages.');
+  }
+
+}