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<?php
/**
* @file
Angie Byron
committed
* Contains \Drupal\system\Tests\Controller\SystemControllerTest.
Angie Byron
committed
namespace Drupal\system\Tests\Controller;
Angie Byron
committed
use Drupal\Component\Serialization\Json;
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use Symfony\Component\HttpFoundation\Request;
use Drupal\Core\Template\Attribute;
use Drupal\system\Controller\SystemController;
use Drupal\Tests\UnitTestCase;
/**
* Tests the System controller's #post_render_cache callback for active links.
*
* @group Drupal
* @group System
*
* @see \Drupal\system\Controller\SystemController::setLinkActiveClass()
*/
class SystemControllerTest extends UnitTestCase {
public static function getInfo() {
return array(
'name' => 'System controller set active link class test',
'description' => 'Unit test of system controller #post_render_cache callback for marking active links.',
'group' => 'System'
);
}
/**
* Provides test data for testSetLinkActiveClass().
*
* @see \Drupal\system\Controller\SystemController::setLinkActiveClass()
*/
public function providerTestSetLinkActiveClass() {
// Define all the variations that *don't* affect whether or not an "active"
// class is set, but that should remain unchanged:
// - surrounding HTML
// - tags for which to test the setting of the "active" class
// - content of said tags
$edge_case_html5 = '<audio src="foo.ogg">
<track kind="captions" src="foo.en.vtt" srclang="en" label="English">
<track kind="captions" src="foo.sv.vtt" srclang="sv" label="Svenska">
</audio>';
$html = array(
// Simple HTML.
0 => array('prefix' => '<div><p>', 'suffix' => '</p></div>'),
// Tricky HTML5 example that's unsupported by PHP <=5.4's DOMDocument:
// https://drupal.org/comment/7938201#comment-7938201.
1 => array('prefix' => '<div><p>', 'suffix' => '</p>' . $edge_case_html5 . '</div>'),
// Multi-byte content *before* the HTML that needs the "active" class.
2 => array('prefix' => '<div><p>αβγδεζηθικλμνξοσὠ</p><p>', 'suffix' => '</p></div>'),
);
$tags = array(
// Of course, it must work on anchors.
'a',
// Unfortunately, it must also work on list items.
'li',
// … and therefor, on *any* tag, really.
'foo',
);
$contents = array(
// Regular content.
'test',
// Mix of UTF-8 and HTML entities, both must be retained.
'☆ 3 × 4 = €12 and 4 × 3 = €12 ☆',
// Multi-byte content.
'ΑΒΓΔΕΖΗΘΙΚΛΜΝΞΟΣὨ',
// Text that closely approximates an important attribute, but should be
// ignored.
'data-drupal-link-system-path="<front>"',
);
// Define all variations that *do* affect whether or not an "active" class
// is set: all possible situations that can be encountered.
$situations = array();
// Situations with context: front page, English, no query.
$context = array(
'path' => 'myfrontpage',
'front' => TRUE,
'language' => 'en',
'query' => array(),
);
// Nothing to do.
$markup = '<foo>bar</foo>';
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => array());
// Matching path, plus all matching variations.
$attributes = array(
'data-drupal-link-system-path' => 'myfrontpage',
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'en'));
// Matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => TRUE));
// Special matching path, plus all variations.
$attributes = array(
'data-drupal-link-system-path' => '<front>',
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'en'));
// Special matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => TRUE));
// Situations with context: non-front page, Dutch, no query.
$context = array(
'path' => 'llama',
'front' => FALSE,
'language' => 'nl',
'query' => array(),
);
// Nothing to do.
$markup = '<foo>bar</foo>';
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => array());
// Matching path, plus all matching variations.
$attributes = array(
'data-drupal-link-system-path' => 'llama',
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'nl'));
// Matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => TRUE));
// Special non-matching path, plus all variations.
$attributes = array(
'data-drupal-link-system-path' => '<front>',
);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => '{"foo":"bar"}'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => TRUE));
// Situations with context: non-front page, Dutch, with query.
$context = array(
'path' => 'llama',
'front' => FALSE,
'language' => 'nl',
'query' => array('foo' => 'bar'),
);
// Nothing to do.
$markup = '<foo>bar</foo>';
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => array());
// Matching path, plus all matching variations.
$attributes = array(
'data-drupal-link-system-path' => 'llama',
'data-drupal-link-query' => Json::encode(array('foo' => 'bar')),
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'nl'));
// Matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en'));
unset($attributes['data-drupal-link-query']);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => TRUE));
// Special non-matching path, plus all variations.
$attributes = array(
'data-drupal-link-system-path' => '<front>',
);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en'));
unset($attributes['data-drupal-link-query']);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => TRUE));
// Situations with context: non-front page, Dutch, with query.
$context = array(
'path' => 'llama',
'front' => FALSE,
'language' => 'nl',
'query' => array('foo' => 'bar'),
);
// Nothing to do.
$markup = '<foo>bar</foo>';
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => array());
// Matching path, plus all matching variations.
$attributes = array(
'data-drupal-link-system-path' => 'llama',
'data-drupal-link-query' => Json::encode(array('foo' => 'bar')),
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'nl'));
// Matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en'));
unset($attributes['data-drupal-link-query']);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => TRUE));
// Special non-matching path, plus all variations.
$attributes = array(
'data-drupal-link-system-path' => '<front>',
);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl'));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en'));
unset($attributes['data-drupal-link-query']);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl', 'data-drupal-link-query' => TRUE));
// Situations with context: front page, English, query.
$context = array(
'path' => 'myfrontpage',
'front' => TRUE,
'language' => 'en',
'query' => array('foo' => 'bar'),
);
// Nothing to do.
$markup = '<foo>bar</foo>';
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => array());
// Matching path, plus all matching variations.
$attributes = array(
'data-drupal-link-system-path' => 'myfrontpage',
'data-drupal-link-query' => Json::encode(array('foo' => 'bar')),
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'en'));
// Matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl'));
unset($attributes['data-drupal-link-query']);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => TRUE));
// Special matching path, plus all variations.
$attributes = array(
'data-drupal-link-system-path' => '<front>',
'data-drupal-link-query' => Json::encode(array('foo' => 'bar')),
);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes);
$situations[] = array('context' => $context, 'is active' => TRUE, 'attributes' => $attributes + array('hreflang' => 'en'));
// Special matching path, plus all non-matching variations.
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'nl'));
unset($attributes['data-drupal-link-query']);
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('data-drupal-link-query' => TRUE));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => ""));
$situations[] = array('context' => $context, 'is active' => FALSE, 'attributes' => $attributes + array('hreflang' => 'en', 'data-drupal-link-query' => TRUE));
// Helper function to generate a stubbed renderable array.
$create_element = function ($markup) {
return array(
'#markup' => $markup,
'#attached' => array(),
);
};
// Loop over the surrounding HTML variations.
$data = array();
for ($h = 0; $h < count($html); $h++) {
$html_prefix = $html[$h]['prefix'];
$html_suffix = $html[$h]['suffix'];
// Loop over the tag variations.
for ($t = 0; $t < count($tags); $t++) {
$tag = $tags[$t];
// Loop over the tag contents variations.
for ($c = 0; $c < count($contents); $c++) {
$tag_content = $contents[$c];
$create_markup = function (Attribute $attributes) use ($html_prefix, $html_suffix, $tag, $tag_content) {
return $html_prefix . '<' . $tag . $attributes . '>' . $tag_content . '</' . $tag . '>' . $html_suffix;
};
// Loop over the situations.
for ($s = 0; $s < count($situations); $s++) {
$situation = $situations[$s];
// Build the source markup.
$source_markup = $create_markup(new Attribute($situation['attributes']));
// Build the target markup. If no "active" class should be set, the
// resulting HTML should be identical. Otherwise, it should get an
// "active" class, either by extending an existing "class" attribute
// or by adding a "class" attribute.
$target_markup = NULL;
if (!$situation['is active']) {
$target_markup = $source_markup;
}
else {
$active_attributes = $situation['attributes'];
if (!isset($active_attributes['class'])) {
$active_attributes['class'] = array();
}
$active_attributes['class'][] = 'active';
$target_markup = $create_markup(new Attribute($active_attributes));
}
$data[] = array($create_element($source_markup), $situation['context'], $create_element($target_markup));
}
}
}
}
return $data;
}
/**
* Tests setLinkActiveClass().
*
* @param array $element
* A renderable array with the following keys:
* - #markup
* - #attached
* @param array $context
* The page context to simulate. An array with the following keys:
* - path: the system path of the currently active page
* - front: whether the current page is the front page (which implies the
* current path might also be <front>)
* - language: the language code of the currently active page
* - query: the query string for the currently active page
* @param array $expected_element
* The returned renderable array.
*
* @dataProvider providerTestSetLinkActiveClass
*/
public function testSetLinkActiveClass(array $element, array $context, $expected_element) {
$this->assertSame($expected_element, SystemController::setLinkActiveClass($element, $context));
}
}