function ElementTest::testWrapperIds

Tests wrapper ids for checkboxes and radios.

File

core/modules/system/tests/src/Functional/Form/ElementTest.php, line 113

Class

ElementTest

Tests building and processing of core form elements.

Namespace

Code

public function testWrapperIds() : void {
    $this->drupalGet('form-test/checkboxes-radios');
    // Verify that wrapper id is different from element id.
    foreach ([
        'checkboxes',
        'radios',
    ] as $type) {
        // A single element id is found.
        $this->assertSession()
            ->elementsCount('xpath', "//div[@id='edit-{$type}']", 1);
        $this->assertSession()
            ->elementsCount('xpath', "//fieldset[@id='edit-{$type}--wrapper']", 1);
    }
}