Performs an xpath search on the contents of the internal browser.

The search is relative to the root element (HTML tag normally) of the page.

Parameters

string $xpath: The xpath string to use in the search.

array $arguments: An array of arguments with keys in the form ':name' matching the placeholders in the query. The values may be either strings or numeric values.

Return value

\SimpleXMLElement[]|false The return value of the xpath search or FALSE on failure. For details on the xpath string format and return values see the SimpleXML documentation.

See also

http://php.net/manual/function.simplexml-element-xpath.php

14 calls to AssertContentTrait::getSimpleXmlElementsByXpath()

AreaEntityTest::doTestRender in core/modules/views/tests/src/Kernel/Handler/AreaEntityTest.php

Tests rendering the entity area handler.

DisplayPageTest::testEmptyRow in core/modules/views/tests/src/Kernel/Plugin/DisplayPageTest.php

Tests the templates with empty rows.

DisplayPageTest::testReadMore in core/modules/views/tests/src/Kernel/Plugin/DisplayPageTest.php

Tests the 'read more' functionality.

ElementsFieldsetTest::testFieldsetDescriptions in core/modules/system/tests/src/Kernel/Form/ElementsFieldsetTest.php

Tests different display options for fieldset element descriptions.

ExposedFormRenderTest::testExposedFormRender in core/modules/views/tests/src/Kernel/Plugin/ExposedFormRenderTest.php

Tests the exposed form markup.

... See full list

File

core/tests/Drupal/KernelTests/AssertContentTrait.php, line 230

Class

AssertContentTrait

Provides test methods to assert content.

Namespace

Drupal\KernelTests

Code

protected function getSimpleXmlElementsByXpath(string $xpath, array $arguments = []) : array|false {
  if ($this->parse()) {
    $xpath = $this->buildXPathQuery($xpath, $arguments);
    $result = $this->elements
      ->xpath($xpath);
    // Some combinations of PHP / libxml versions return an empty array
    // instead of the documented FALSE. Forcefully convert any falsy values
    // to an empty array to allow foreach(...) constructions.
    return $result ?: [];
  }
  return FALSE;
}

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