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Version 1
[yaffs-website] / web / core / modules / system / src / Tests / Common / RenderWebTest.php
diff --git a/web/core/modules/system/src/Tests/Common/RenderWebTest.php b/web/core/modules/system/src/Tests/Common/RenderWebTest.php
new file mode 100644 (file)
index 0000000..ed0e086
--- /dev/null
+++ b/web/core/modules/system/src/Tests/Common/RenderWebTest.php
@@ -0,0 +1,177 @@
+<?php
+
+namespace Drupal\system\Tests\Common;
+
+use Drupal\Component\Serialization\Json;
+use Drupal\Core\EventSubscriber\MainContentViewSubscriber;
+use Drupal\Core\Url;
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Performs integration tests on drupal_render().
+ *
+ * @group Common
+ */
+class RenderWebTest extends WebTestBase {
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = ['common_test'];
+
+  /**
+   * Asserts the cache context for the wrapper format is always present.
+   */
+  public function testWrapperFormatCacheContext() {
+    $this->drupalGet('common-test/type-link-active-class');
+    $this->assertIdentical(0, strpos($this->getRawContent(), "<!DOCTYPE html>\n<html"));
+    $this->assertIdentical('text/html; charset=UTF-8', $this->drupalGetHeader('Content-Type'));
+    $this->assertTitle('Test active link class | Drupal');
+    $this->assertCacheContext('url.query_args:' . MainContentViewSubscriber::WRAPPER_FORMAT);
+
+    $this->drupalGet('common-test/type-link-active-class', ['query' => [MainContentViewSubscriber::WRAPPER_FORMAT => 'json']]);
+    $this->assertIdentical('application/json', $this->drupalGetHeader('Content-Type'));
+    $json = Json::decode($this->getRawContent());
+    $this->assertEqual(['content', 'title'], array_keys($json));
+    $this->assertIdentical('Test active link class', $json['title']);
+    $this->assertCacheContext('url.query_args:' . MainContentViewSubscriber::WRAPPER_FORMAT);
+  }
+
+  /**
+   * Tests rendering form elements without passing through
+   * \Drupal::formBuilder()->doBuildForm().
+   */
+  public function testDrupalRenderFormElements() {
+    // Define a series of form elements.
+    $element = [
+      '#type' => 'button',
+      '#value' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'submit']);
+
+    $element = [
+      '#type' => 'textfield',
+      '#title' => $this->randomMachineName(),
+      '#value' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'text']);
+
+    $element = [
+      '#type' => 'password',
+      '#title' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'password']);
+
+    $element = [
+      '#type' => 'textarea',
+      '#title' => $this->randomMachineName(),
+      '#value' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//textarea');
+
+    $element = [
+      '#type' => 'radio',
+      '#title' => $this->randomMachineName(),
+      '#value' => FALSE,
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'radio']);
+
+    $element = [
+      '#type' => 'checkbox',
+      '#title' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'checkbox']);
+
+    $element = [
+      '#type' => 'select',
+      '#title' => $this->randomMachineName(),
+      '#options' => [
+        0 => $this->randomMachineName(),
+        1 => $this->randomMachineName(),
+      ],
+    ];
+    $this->assertRenderedElement($element, '//select');
+
+    $element = [
+      '#type' => 'file',
+      '#title' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'file']);
+
+    $element = [
+      '#type' => 'item',
+      '#title' => $this->randomMachineName(),
+      '#markup' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//div[contains(@class, :class) and contains(., :markup)]/label[contains(., :label)]', [
+      ':class' => 'js-form-type-item',
+      ':markup' => $element['#markup'],
+      ':label' => $element['#title'],
+    ]);
+
+    $element = [
+      '#type' => 'hidden',
+      '#title' => $this->randomMachineName(),
+      '#value' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//input[@type=:type]', [':type' => 'hidden']);
+
+    $element = [
+      '#type' => 'link',
+      '#title' => $this->randomMachineName(),
+      '#url' => Url::fromRoute('common_test.destination'),
+      '#options' => [
+        'absolute' => TRUE,
+      ],
+    ];
+    $this->assertRenderedElement($element, '//a[@href=:href and contains(., :title)]', [
+      ':href' => URL::fromRoute('common_test.destination')->setAbsolute()->toString(),
+      ':title' => $element['#title'],
+    ]);
+
+    $element = [
+      '#type' => 'details',
+      '#open' => TRUE,
+      '#title' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//details/summary[contains(., :title)]', [
+      ':title' => $element['#title'],
+    ]);
+
+    $element = [
+      '#type' => 'details',
+      '#open' => TRUE,
+      '#title' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//details');
+
+    $element['item'] = [
+      '#type' => 'item',
+      '#title' => $this->randomMachineName(),
+      '#markup' => $this->randomMachineName(),
+    ];
+    $this->assertRenderedElement($element, '//details/div/div[contains(@class, :class) and contains(., :markup)]', [
+      ':class' => 'js-form-type-item',
+      ':markup' => $element['item']['#markup'],
+    ]);
+  }
+
+  /**
+   * Tests that elements are rendered properly.
+   */
+  protected function assertRenderedElement(array $element, $xpath, array $xpath_args = []) {
+    $original_element = $element;
+    $this->setRawContent(drupal_render_root($element));
+    $this->verbose('<hr />' . $this->getRawContent());
+
+    // @see \Drupal\simpletest\WebTestBase::xpath()
+    $xpath = $this->buildXPathQuery($xpath, $xpath_args);
+    $element += ['#value' => NULL];
+    $this->assertFieldByXPath($xpath, $element['#value'], format_string('#type @type was properly rendered.', [
+      '@type' => var_export($element['#type'], TRUE),
+    ]));
+  }
+
+}
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