
| Current Path : /var/www/html/rocksensor3/web/modules/contrib/charts/tests/src/Kernel/ |
Linux ift1.ift-informatik.de 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 |
| Current File : /var/www/html/rocksensor3/web/modules/contrib/charts/tests/src/Kernel/ChartsKernelTestBase.php |
<?php
namespace Drupal\Tests\charts\Kernel;
use Drupal\Component\Utility\NestedArray;
use Drupal\KernelTests\KernelTestBase;
use Symfony\Component\DomCrawler\Crawler;
/**
* Base class for chart kernel tests.
*/
abstract class ChartsKernelTestBase extends KernelTestBase {
/**
* The renderer service.
*
* @var \Drupal\Core\Render\Renderer
*/
protected $renderer;
/**
* {@inheritdoc}
*/
public function setUp(): void {
parent::setUp();
$this->renderer = $this->container->get('renderer');
}
/**
* Asserts that the given element returned the expected json.
*
* @param array $element
* The element to check.
* @param string $expected_json
* The expected json.
*/
public function assertElementJson(array $element, string $expected_json) {
$this->assertEquals($expected_json, $this->getDataChartJson($element));
}
/**
* Asserts that json property has value by given element.
*
* @param array $element
* The element structure.
* @param array $parents
* The parent structure where the value is.
* @param string $expected_value
* The expected value.
*/
public function assertJsonPropertyHasValue(array $element, array $parents, string $expected_value) {
$json = $this->getDataChartJson($element);
$decoded_json = json_decode(str_replace("'", '"', $json), TRUE);
$actual_value = NestedArray::getValue($decoded_json, $parents);
$this->assertEquals($expected_value, $actual_value);
}
/**
* Get the json data.
*
* @param array $element
* The element to be rendered.
*
* @return string
* The string with the data from the chart.
*/
private function getDataChartJson(array $element): string {
$renderer_output = $this->renderer->renderRoot($element);
$crawler = new Crawler();
$crawler->addHtmlContent(str_replace('"', "'", $renderer_output));
return $crawler->filter('[data-chart]')->attr('data-chart');
}
/**
* Get the chart style from the element.
*
* @param array $element
* The element to be tested.
* @param string $filter_selector
* The selector to use for crawler filter.
*
* @return array
* The styles as an array.
*/
protected function getChartStyle(array $element, string $filter_selector = '[data-chart]'): array {
$renderer_output = $this->renderer->renderRoot($element);
$crawler = new Crawler();
$crawler->addHtmlContent(str_replace('"', "'", $renderer_output));
if (!$crawler->filter($filter_selector)->count()) {
return [];
}
$style_attribute = $crawler->filter($filter_selector)->attr('style');
// Explode the style attribute, filtering out the last (empty) element.
$styles = $style_attribute ? explode(';', rtrim($style_attribute, ';')) : [];
// Convert the string into an array of key/value pairs.
$parsed_styles = [];
foreach ($styles as $style) {
if (strlen(trim($style)) > 0) {
[$property, $value] = explode(':', trim($style));
$parsed_styles[$property] = $value;
}
}
return $parsed_styles;
}
}