diff core/modules/system/src/Tests/Render/HtmlResponseAttachmentsTest.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/system/src/Tests/Render/HtmlResponseAttachmentsTest.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,144 @@
+<?php
+
+namespace Drupal\system\Tests\Render;
+
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Functional tests for HtmlResponseAttachmentsProcessor.
+ *
+ * @group Render
+ */
+class HtmlResponseAttachmentsTest extends WebTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['render_attached_test'];
+
+  /**
+   * Test rendering of ['#attached'].
+   */
+  public function testAttachments() {
+    // Test ['#attached']['http_header] = ['Status', $code].
+    $this->drupalGet('/render_attached_test/teapot');
+    $this->assertResponse(418);
+    $this->assertHeader('X-Drupal-Cache', 'MISS');
+    // Repeat for the cache.
+    $this->drupalGet('/render_attached_test/teapot');
+    $this->assertResponse(418);
+    $this->assertHeader('X-Drupal-Cache', 'HIT');
+
+    // Test ['#attached']['http_header'] with various replacement rules.
+    $this->drupalGet('/render_attached_test/header');
+    $this->assertTeapotHeaders();
+    $this->assertHeader('X-Drupal-Cache', 'MISS');
+    // Repeat for the cache.
+    $this->drupalGet('/render_attached_test/header');
+    $this->assertHeader('X-Drupal-Cache', 'HIT');
+
+    // Test ['#attached']['feed'].
+    $this->drupalGet('/render_attached_test/feed');
+    $this->assertHeader('X-Drupal-Cache', 'MISS');
+    $this->assertFeed();
+    // Repeat for the cache.
+    $this->drupalGet('/render_attached_test/feed');
+    $this->assertHeader('X-Drupal-Cache', 'HIT');
+
+    // Test ['#attached']['html_head'].
+    $this->drupalGet('/render_attached_test/head');
+    $this->assertHeader('X-Drupal-Cache', 'MISS');
+    $this->assertHead();
+    // Repeat for the cache.
+    $this->drupalGet('/render_attached_test/head');
+    $this->assertHeader('X-Drupal-Cache', 'HIT');
+
+    // Test ['#attached']['html_head_link'] when outputted as HTTP header.
+    $this->drupalGet('/render_attached_test/html_header_link');
+    $expected_link_headers = [
+      '</foo?bar=&lt;baz&gt;&amp;baz=false>; rel="alternate"',
+      '</foo/bar>; hreflang="nl"; rel="alternate"',
+    ];
+    $this->assertEqual($this->drupalGetHeader('link'), implode(',', $expected_link_headers));
+  }
+
+  /**
+   * Test caching of ['#attached'].
+   */
+  public function testRenderCachedBlock() {
+    // Make sure our test block is visible.
+    $this->drupalPlaceBlock('attached_rendering_block', ['region' => 'content']);
+
+    // Get the front page, which should now have our visible block.
+    $this->drupalGet('');
+    // Make sure our block is visible.
+    $this->assertText('Markup from attached_rendering_block.');
+    // Test that all our attached items are present.
+    $this->assertFeed();
+    $this->assertHead();
+    $this->assertResponse(418);
+    $this->assertTeapotHeaders();
+
+    // Reload the page, to test caching.
+    $this->drupalGet('');
+    // Make sure our block is visible.
+    $this->assertText('Markup from attached_rendering_block.');
+    // The header should be present again.
+    $this->assertHeader('X-Test-Teapot', 'Teapot Mode Active');
+  }
+
+  /**
+   * Helper function to make assertions about added HTTP headers.
+   */
+  protected function assertTeapotHeaders() {
+    $this->assertHeader('X-Test-Teapot', 'Teapot Mode Active');
+    $this->assertHeader('X-Test-Teapot-Replace', 'Teapot replaced');
+    $this->assertHeader('X-Test-Teapot-No-Replace', 'This value is not replaced,This one is added');
+  }
+
+  /**
+   * Helper function to make assertions about the presence of an RSS feed.
+   */
+  protected function assertFeed() {
+    // Discover the DOM element for the feed link.
+    $test_meta = $this->xpath('//head/link[@href="test://url"]');
+    $this->assertEqual(1, count($test_meta), 'Link has URL.');
+    // Reconcile the other attributes.
+    $test_meta_attributes = [
+      'href' => 'test://url',
+      'rel' => 'alternate',
+      'type' => 'application/rss+xml',
+      'title' => 'Your RSS feed.',
+    ];
+    $test_meta = reset($test_meta);
+    if (empty($test_meta)) {
+      $this->fail('Unable to find feed link.');
+    }
+    else {
+      foreach ($test_meta->attributes() as $attribute => $value) {
+        $this->assertEqual($value, $test_meta_attributes[$attribute]);
+      }
+    }
+  }
+
+  /**
+   * Helper function to make assertions about HTML head elements.
+   */
+  protected function assertHead() {
+    // Discover the DOM element for the meta link.
+    $test_meta = $this->xpath('//head/meta[@test-attribute="testvalue"]');
+    $this->assertEqual(1, count($test_meta), 'There\'s only one test attribute.');
+    // Grab the only DOM element.
+    $test_meta = reset($test_meta);
+    if (empty($test_meta)) {
+      $this->fail('Unable to find the head meta.');
+    }
+    else {
+      $test_meta_attributes = $test_meta->attributes();
+      $this->assertEqual($test_meta_attributes['test-attribute'], 'testvalue');
+    }
+  }
+
+}