function ProcessingTest::testDrupalFormSubmitInBatch

Tests form submission during a batch operation.

File

core/modules/system/tests/src/Functional/Batch/ProcessingTest.php, line 199

Class

ProcessingTest

Tests batch processing in form and non-form workflow.

Namespace

Code

public function testDrupalFormSubmitInBatch() : void {
    // Displaying the page triggers a batch that programmatically submits a
    // form.
    $value = rand(0, 255);
    $this->drupalGet('batch-test/nested-programmatic/' . $value);
    $this->assertEquals([
        'mock form submitted with value = ' . $value,
    ], batch_test_stack(), '\\Drupal::formBuilder()->submitForm() ran successfully within a batch operation.');
}