BrowserTestBaseTest.php

<?php

namespace Drupal\FunctionalTests;

use Behat\Mink\Exception\ExpectationException;
use Drupal\Component\Serialization\Json;
use Drupal\Component\Utility\Html;
use Drupal\Core\Url;
use Drupal\Tests\BrowserTestBase;
use Drupal\Tests\Traits\Core\CronRunTrait;
use PHPUnit\Framework\ExpectationFailedException;

/**
 * Tests BrowserTestBase functionality.
 *
 * @group browsertestbase
 */
class BrowserTestBaseTest extends BrowserTestBase {
    use CronRunTrait;
    
    /**
     * Modules to enable.
     *
     * @var array
     */
    public static $modules = [
        'test_page_test',
        'form_test',
        'system_test',
        'node',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'classy';
    
    /**
     * Tests basic page test.
     */
    public function testGoTo() {
        $account = $this->drupalCreateUser();
        $this->drupalLogin($account);
        // Visit a Drupal page that requires login.
        $this->drupalGet('test-page');
        $this->assertSession()
            ->statusCodeEquals(200);
        // Test page contains some text.
        $this->assertSession()
            ->pageTextContains('Test page text.');
        // Check that returned plain text is correct.
        $text = $this->getTextContent();
        $this->assertStringContainsString('Test page text.', $text);
        $this->assertStringNotContainsString('</html>', $text);
        // Response includes cache tags that we can assert.
        $this->assertSession()
            ->responseHeaderEquals('X-Drupal-Cache-Tags', 'http_response rendered');
        // Test that we can read the JS settings.
        $js_settings = $this->getDrupalSettings();
        $this->assertSame('azAZ09();.,\\\\/-_{}', $js_settings['test-setting']);
        // Test drupalGet with a url object.
        $url = Url::fromRoute('test_page_test.render_title');
        $this->drupalGet($url);
        $this->assertSession()
            ->statusCodeEquals(200);
        // Test page contains some text.
        $this->assertSession()
            ->pageTextContains('Hello Drupal');
        // Test that setting headers with drupalGet() works.
        $this->drupalGet('system-test/header', [], [
            'Test-Header' => 'header value',
        ]);
        $returned_header = $this->getSession()
            ->getResponseHeader('Test-Header');
        $this->assertSame('header value', $returned_header);
    }
    
    /**
     * Tests drupalGet().
     */
    public function testDrupalGet() {
        $this->drupalGet('test-page');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->addressEquals('test-page');
        $this->drupalGet('/test-page');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->addressEquals('test-page');
        $this->drupalGet('/test-page/');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertSession()
            ->addressEquals('/test-page/');
    }
    
    /**
     * Tests basic form functionality.
     */
    public function testForm() {
        // Ensure the proper response code for a _form route.
        $this->drupalGet('form-test/object-builder');
        $this->assertSession()
            ->statusCodeEquals(200);
        // Ensure the form and text field exist.
        $this->assertSession()
            ->elementExists('css', 'form#form-test-form-test-object');
        $this->assertSession()
            ->fieldExists('bananas');
        // Check that the hidden field exists and has a specific value.
        $this->assertSession()
            ->hiddenFieldExists('strawberry');
        $this->assertSession()
            ->hiddenFieldExists('red');
        $this->assertSession()
            ->hiddenFieldExists('redstrawberryhiddenfield');
        $this->assertSession()
            ->hiddenFieldValueNotEquals('strawberry', 'brown');
        $this->assertSession()
            ->hiddenFieldValueEquals('strawberry', 'red');
        // Check that a hidden field does not exist.
        $this->assertSession()
            ->hiddenFieldNotExists('bananas');
        $this->assertSession()
            ->hiddenFieldNotExists('pineapple');
        $edit = [
            'bananas' => 'green',
        ];
        $this->submitForm($edit, 'Save', 'form-test-form-test-object');
        $config_factory = $this->container
            ->get('config.factory');
        $value = $config_factory->get('form_test.object')
            ->get('bananas');
        $this->assertSame('green', $value);
        // Test drupalPostForm().
        $edit = [
            'bananas' => 'red',
        ];
        // Submit the form using the button label.
        $result = $this->drupalPostForm('form-test/object-builder', $edit, 'Save');
        $this->assertSame($this->getSession()
            ->getPage()
            ->getContent(), $result);
        $value = $config_factory->get('form_test.object')
            ->get('bananas');
        $this->assertSame('red', $value);
        $this->drupalPostForm('form-test/object-builder', NULL, 'Save');
        $value = $config_factory->get('form_test.object')
            ->get('bananas');
        $this->assertSame('', $value);
        // Submit the form using the button id.
        $edit = [
            'bananas' => 'blue',
        ];
        $result = $this->drupalPostForm('form-test/object-builder', $edit, 'edit-submit');
        $this->assertSame($this->getSession()
            ->getPage()
            ->getContent(), $result);
        $value = $config_factory->get('form_test.object')
            ->get('bananas');
        $this->assertSame('blue', $value);
        // Submit the form using the button name.
        $edit = [
            'bananas' => 'purple',
        ];
        $result = $this->drupalPostForm('form-test/object-builder', $edit, 'op');
        $this->assertSame($this->getSession()
            ->getPage()
            ->getContent(), $result);
        $value = $config_factory->get('form_test.object')
            ->get('bananas');
        $this->assertSame('purple', $value);
        // Test drupalPostForm() with no-html response.
        $values = Json::decode($this->drupalPostForm('form_test/form-state-values-clean', [], t('Submit')));
        $this->assertSame(1000, $values['beer']);
        // Test drupalPostForm() with form by HTML id.
        $this->drupalCreateContentType([
            'type' => 'page',
        ]);
        $this->drupalLogin($this->drupalCreateUser([
            'create page content',
        ]));
        $this->drupalGet('form-test/two-instances-of-same-form');
        $this->getSession()
            ->getPage()
            ->fillField('edit-title-0-value', 'form1');
        $this->getSession()
            ->getPage()
            ->fillField('edit-title-0-value--2', 'form2');
        $this->drupalPostForm(NULL, [], 'Save', [], 'node-page-form--2');
        $this->assertSession()
            ->pageTextContains('Page form2 has been created.');
    }
    
    /**
     * Tests clickLink() functionality.
     */
    public function testClickLink() {
        $this->drupalGet('test-page');
        $this->clickLink('Visually identical test links');
        $this->assertStringContainsString('user/login', $this->getSession()
            ->getCurrentUrl());
        $this->drupalGet('test-page');
        $this->clickLink('Visually identical test links', 0);
        $this->assertStringContainsString('user/login', $this->getSession()
            ->getCurrentUrl());
        $this->drupalGet('test-page');
        $this->clickLink('Visually identical test links', 1);
        $this->assertStringContainsString('user/register', $this->getSession()
            ->getCurrentUrl());
    }
    public function testError() {
        $this->expectException('\\Exception');
        $this->expectExceptionMessage('User notice: foo');
        $this->drupalGet('test-error');
    }
    
    /**
     * Tests linkExists() with pipe character (|) in locator.
     *
     * @see \Drupal\Tests\WebAssert::linkExists()
     */
    public function testPipeCharInLocator() {
        $this->drupalGet('test-pipe-char');
        $this->assertSession()
            ->linkExists('foo|bar|baz');
    }
    
    /**
     * Tests linkExistsExact() functionality.
     *
     * @see \Drupal\Tests\WebAssert::linkExistsExact()
     */
    public function testLinkExistsExact() {
        $this->drupalGet('test-pipe-char');
        $this->assertSession()
            ->linkExistsExact('foo|bar|baz');
    }
    
    /**
     * Tests linkExistsExact() functionality fail.
     *
     * @see \Drupal\Tests\WebAssert::linkExistsExact()
     */
    public function testInvalidLinkExistsExact() {
        $this->drupalGet('test-pipe-char');
        $this->expectException(ExpectationException::class);
        $this->expectExceptionMessage('Link with label foo|bar found');
        $this->assertSession()
            ->linkExistsExact('foo|bar');
    }
    
    /**
     * Tests linkNotExistsExact() functionality.
     *
     * @see \Drupal\Tests\WebAssert::linkNotExistsExact()
     */
    public function testLinkNotExistsExact() {
        $this->drupalGet('test-pipe-char');
        $this->assertSession()
            ->linkNotExistsExact('foo|bar');
    }
    
    /**
     * Tests linkNotExistsExact() functionality fail.
     *
     * @see \Drupal\Tests\WebAssert::linkNotExistsExact()
     */
    public function testInvalidLinkNotExistsExact() {
        $this->drupalGet('test-pipe-char');
        $this->expectException(ExpectationException::class);
        $this->expectExceptionMessage('Link with label foo|bar|baz not found');
        $this->assertSession()
            ->linkNotExistsExact('foo|bar|baz');
    }
    
    /**
     * Tests legacy text asserts.
     */
    public function testTextAsserts() {
        $this->drupalGet('test-encoded');
        $dangerous = 'Bad html <script>alert(123);</script>';
        $sanitized = Html::escape($dangerous);
        $this->assertNoText($dangerous);
        $this->assertText($sanitized);
    }
    
    /**
     * Tests legacy getRawContent().
     *
     * @group legacy
     * @expectedDeprecation AssertLegacyTrait::getRawContent() is deprecated in drupal:8.2.0 and is removed from drupal:10.0.0. Use $this->getSession()->getPage()->getContent() instead. See https://www.drupal.org/node/3129738
     */
    public function testGetRawContent() {
        $this->drupalGet('test-encoded');
        $this->assertSame($this->getSession()
            ->getPage()
            ->getContent(), $this->getRawContent());
    }
    
    /**
     * Tests legacy field asserts which use xpath directly.
     */
    public function testXpathAsserts() {
        $this->drupalGet('test-field-xpath');
        $this->assertFieldsByValue($this->xpath("//h1[@class = 'page-title']"), NULL);
        $this->assertFieldsByValue($this->xpath('//table/tbody/tr[2]/td[1]'), 'one');
        $this->assertFieldByXPath('//table/tbody/tr[2]/td[1]', 'one');
        $this->assertFieldsByValue($this->xpath("//input[@id = 'edit-name']"), 'Test name');
        $this->assertFieldByXPath("//input[@id = 'edit-name']", 'Test name');
        $this->assertFieldsByValue($this->xpath("//select[@id = 'edit-options']"), '2');
        $this->assertFieldByXPath("//select[@id = 'edit-options']", '2');
        $this->assertNoFieldByXPath('//notexisting');
        $this->assertNoFieldByXPath("//input[@id = 'edit-name']", 'wrong value');
        // Test that the assertion fails correctly.
        try {
            $this->assertFieldByXPath("//input[@id = 'notexisting']");
            $this->fail('The "notexisting" field was found.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
        try {
            $this->assertNoFieldByXPath("//input[@id = 'edit-name']");
            $this->fail('The "edit-name" field was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        try {
            $this->assertFieldsByValue($this->xpath("//input[@id = 'edit-name']"), 'not the value');
            $this->fail('The "edit-name" field is found with the value "not the value".');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
    }
    
    /**
     * Tests legacy field asserts using textfields.
     */
    public function testFieldAssertsForTextfields() {
        $this->drupalGet('test-field-xpath');
        // *** 1. assertNoField().
        $this->assertNoField('invalid_name_and_id');
        // Test that the assertion fails correctly when searching by name.
        try {
            $this->assertNoField('name');
            $this->fail('The "name" field was not found based on name.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly when searching by id.
        try {
            $this->assertNoField('edit-name');
            $this->fail('The "name" field was not found based on id.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // *** 2. assertField().
        $this->assertField('name');
        $this->assertField('edit-name');
        // Test that the assertion fails correctly if the field does not exist.
        try {
            $this->assertField('invalid_name_and_id');
            $this->fail('The "invalid_name_and_id" field was found.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
        // *** 3. assertNoFieldById().
        $this->assertNoFieldById('name');
        $this->assertNoFieldById('name', 'not the value');
        $this->assertNoFieldById('notexisting');
        $this->assertNoFieldById('notexisting', NULL);
        // Test that the assertion fails correctly if no value is passed in.
        try {
            $this->assertNoFieldById('edit-description');
            $this->fail('The "description" field, with no value was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly if a NULL value is passed in.
        try {
            $this->assertNoFieldById('edit-name', NULL);
            $this->fail('The "name" field was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // *** 4. assertFieldById().
        $this->assertFieldById('edit-name', NULL);
        $this->assertFieldById('edit-name', 'Test name');
        $this->assertFieldById('edit-description', NULL);
        $this->assertFieldById('edit-description');
        // Test that the assertion fails correctly if no value is passed in.
        try {
            $this->assertFieldById('edit-name');
            $this->fail('The "edit-name" field with no value was found.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly if the wrong value is passed in.
        try {
            $this->assertFieldById('edit-name', 'not the value');
            $this->fail('The "name" field was found, using the wrong value.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing
        }
        // *** 5. assertNoFieldByName().
        $this->assertNoFieldByName('name');
        $this->assertNoFieldByName('name', 'not the value');
        $this->assertNoFieldByName('notexisting');
        $this->assertNoFieldByName('notexisting', NULL);
        // Test that the assertion fails correctly if no value is passed in.
        try {
            $this->assertNoFieldByName('description');
            $this->fail('The "description" field, with no value was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly if a NULL value is passed in.
        try {
            $this->assertNoFieldByName('name', NULL);
            $this->fail('The "name" field was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // *** 6. assertFieldByName().
        $this->assertFieldByName('name');
        $this->assertFieldByName('name', NULL);
        $this->assertFieldByName('name', 'Test name');
        $this->assertFieldByName('description');
        $this->assertFieldByName('description', '');
        $this->assertFieldByName('description', NULL);
        // Test that the assertion fails correctly if given the wrong name.
        try {
            $this->assertFieldByName('non-existing-name');
            $this->fail('The "non-existing-name" field was found.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly if given the wrong value.
        try {
            $this->assertFieldByName('name', 'not the value');
            $this->fail('The "name" field with incorrect value was found.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
        // Test that text areas can contain new lines.
        $this->assertFieldsByValue($this->xpath("//textarea[@id = 'edit-test-textarea-with-newline']"), "Test text with\nnewline");
    }
    
    /**
     * Tests legacy field asserts for options field type.
     */
    public function testFieldAssertsForOptions() {
        $this->drupalGet('test-field-xpath');
        // Option field type.
        $this->assertOptionByText('options', 'one');
        try {
            $this->assertOptionByText('options', 'four');
            $this->fail('The select option "four" was found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        $this->assertOption('options', 1);
        try {
            $this->assertOption('options', 4);
            $this->fail('The select option "4" was found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        $this->assertNoOption('options', 'non-existing');
        try {
            $this->assertNoOption('options', 'one');
            $this->fail('The select option "one" was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        $this->assertOptionSelected('options', 2);
        try {
            $this->assertOptionSelected('options', 4);
            $this->fail('The select option "4" was selected.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        try {
            $this->assertOptionSelected('options', 1);
            $this->fail('The select option "1" was selected.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
    }
    
    /**
     * Tests legacy field asserts for button field type.
     */
    public function testFieldAssertsForButton() {
        $this->drupalGet('test-field-xpath');
        $this->assertFieldById('edit-save', NULL);
        // Test that the assertion fails correctly if the field value is passed in
        // rather than the id.
        try {
            $this->assertFieldById('Save', NULL);
            $this->fail('The field with id of "Save" was found.');
        } catch (ExpectationFailedException $e) {
            // Expected exception; just continue testing.
        }
        $this->assertNoFieldById('Save', NULL);
        // Test that the assertion fails correctly if the id of an actual field is
        // passed in.
        try {
            $this->assertNoFieldById('edit-save', NULL);
            $this->fail('The field with id of "edit-save" was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Test that multiple fields with the same name are validated correctly.
        $this->assertFieldByName('duplicate_button', 'Duplicate button 1');
        $this->assertFieldByName('duplicate_button', 'Duplicate button 2');
        $this->assertNoFieldByName('duplicate_button', 'Rabbit');
        try {
            $this->assertNoFieldByName('duplicate_button', 'Duplicate button 2');
            $this->fail('The "duplicate_button" field with the value Duplicate button 2 was not found.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
    }
    
    /**
     * Tests legacy field asserts for checkbox field type.
     */
    public function testFieldAssertsForCheckbox() {
        $this->drupalGet('test-field-xpath');
        // Part 1 - Test by name.
        // Test that checkboxes are found/not found correctly by name, when using
        // TRUE or FALSE to match their 'checked' state.
        $this->assertFieldByName('checkbox_enabled', TRUE);
        $this->assertFieldByName('checkbox_disabled', FALSE);
        $this->assertNoFieldByName('checkbox_enabled', FALSE);
        $this->assertNoFieldByName('checkbox_disabled', TRUE);
        // Test that checkboxes are found by name when using NULL to ignore the
        // 'checked' state.
        $this->assertFieldByName('checkbox_enabled', NULL);
        $this->assertFieldByName('checkbox_disabled', NULL);
        // Test that checkboxes are found by name when passing no second parameter.
        $this->assertFieldByName('checkbox_enabled');
        $this->assertFieldByName('checkbox_disabled');
        // Test that we have legacy support.
        $this->assertFieldByName('checkbox_enabled', '1');
        $this->assertFieldByName('checkbox_disabled', '');
        // Test that the assertion fails correctly when using NULL to ignore state.
        try {
            $this->assertNoFieldByName('checkbox_enabled', NULL);
            $this->fail('The "checkbox_enabled" field was not found by name, using NULL value.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Part 2 - Test by ID.
        // Test that checkboxes are found/not found correctly by ID, when using
        // TRUE or FALSE to match their 'checked' state.
        $this->assertFieldById('edit-checkbox-enabled', TRUE);
        $this->assertFieldById('edit-checkbox-disabled', FALSE);
        $this->assertNoFieldById('edit-checkbox-enabled', FALSE);
        $this->assertNoFieldById('edit-checkbox-disabled', TRUE);
        // Test that checkboxes are found by ID, when using NULL to ignore the
        // 'checked' state.
        $this->assertFieldById('edit-checkbox-enabled', NULL);
        $this->assertFieldById('edit-checkbox-disabled', NULL);
        // Test that checkboxes are found by ID when passing no second parameter.
        $this->assertFieldById('edit-checkbox-enabled');
        $this->assertFieldById('edit-checkbox-disabled');
        // Test that we have legacy support.
        $this->assertFieldById('edit-checkbox-enabled', '1');
        $this->assertFieldById('edit-checkbox-disabled', '');
        // Test that the assertion fails correctly when using NULL to ignore state.
        try {
            $this->assertNoFieldById('edit-checkbox-disabled', NULL);
            $this->fail('The "edit-checkbox-disabled" field was not found by ID, using NULL value.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Part 3 - Test the specific 'checked' assertions.
        $this->assertFieldChecked('edit-checkbox-enabled');
        $this->assertNoFieldChecked('edit-checkbox-disabled');
        // Test that the assertion fails correctly with non-existent field id.
        try {
            $this->assertNoFieldChecked('incorrect_checkbox_id');
            $this->fail('The "incorrect_checkbox_id" field was found');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly for a checkbox that is checked.
        try {
            $this->assertNoFieldChecked('edit-checkbox-enabled');
            $this->fail('The "edit-checkbox-enabled" field was not found in a checked state.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
        // Test that the assertion fails correctly for a checkbox that is not
        // checked.
        try {
            $this->assertFieldChecked('edit-checkbox-disabled');
            $this->fail('The "edit-checkbox-disabled" field was found and checked.');
        } catch (ExpectationException $e) {
            // Expected exception; just continue testing.
        }
    }
    
    /**
     * Tests the ::cronRun() method.
     */
    public function testCronRun() {
        $last_cron_time = \Drupal::state()->get('system.cron_last');
        $this->cronRun();
        $this->assertSession()
            ->statusCodeEquals(204);
        $next_cron_time = \Drupal::state()->get('system.cron_last');
        $this->assertGreaterThan($last_cron_time, $next_cron_time);
    }
    
    /**
     * Tests the Drupal install done in \Drupal\Tests\BrowserTestBase::setUp().
     */
    public function testInstall() {
        $htaccess_filename = $this->tempFilesDirectory . '/.htaccess';
        $this->assertFileExists($htaccess_filename);
    }
    
    /**
     * Tests the assumption that local time is in 'Australia/Sydney'.
     */
    public function testLocalTimeZone() {
        $expected = 'Australia/Sydney';
        // The 'Australia/Sydney' time zone is set in core/tests/bootstrap.php
        $this->assertEquals($expected, date_default_timezone_get());
        // The 'Australia/Sydney' time zone is also set in
        // FunctionalTestSetupTrait::initConfig().
        $config_factory = $this->container
            ->get('config.factory');
        $value = $config_factory->get('system.date')
            ->get('timezone.default');
        $this->assertEquals($expected, $value);
        // Test that users have the correct time zone set.
        $this->assertEquals($expected, $this->rootUser
            ->getTimeZone());
        $admin_user = $this->drupalCreateUser([
            'administer site configuration',
        ]);
        $this->assertEquals($expected, $admin_user->getTimeZone());
    }
    
    /**
     * Tests the ::checkForMetaRefresh() method.
     */
    public function testCheckForMetaRefresh() {
        // Disable following redirects in the client.
        $this->getSession()
            ->getDriver()
            ->getClient()
            ->followRedirects(FALSE);
        // Set the maximumMetaRefreshCount to zero to make sure the redirect doesn't
        // happen when doing a drupalGet.
        $this->maximumMetaRefreshCount = 0;
        $this->drupalGet('test-meta-refresh');
        $this->assertNotEmpty($this->cssSelect('meta[http-equiv="refresh"]'));
        // Allow one redirect to happen.
        $this->maximumMetaRefreshCount = 1;
        $this->checkForMetaRefresh();
        // Check that we are now on the test page.
        $this->assertSession()
            ->pageTextContains('Test page text.');
    }
    public function testGetDefaultDriveInstance() {
        putenv('MINK_DRIVER_ARGS=' . json_encode([
            NULL,
            [
                'key1' => [
                    'key2' => [
                        'key3' => 3,
                        'key3.1' => 3.1,
                    ],
                ],
            ],
        ]));
        $this->getDefaultDriverInstance();
        $this->assertEquals([
            NULL,
            [
                'key1' => [
                    'key2' => [
                        'key3' => 3,
                        'key3.1' => 3.1,
                    ],
                ],
            ],
        ], $this->minkDefaultDriverArgs);
    }
    
    /**
     * Ensures we can't access modules we shouldn't be able to after install.
     */
    public function testProfileModules() {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionMessage('The module demo_umami_content does not exist.');
        $this->assertFileExists('core/profiles/demo_umami/modules/demo_umami_content/demo_umami_content.info.yml');
        \Drupal::service('extension.list.module')->getPathname('demo_umami_content');
    }
    
    /**
     * Test the protections provided by .htkey.
     */
    public function testHtkey() {
        // Remove the Simpletest private key file so we can test the protection
        // against requests that forge a valid testing user agent to gain access
        // to the installer.
        // @see drupal_valid_test_ua()
        // Not using File API; a potential error must trigger a PHP warning.
        $install_url = Url::fromUri('base:core/install.php', [
            'external' => TRUE,
            'absolute' => TRUE,
        ])->toString();
        $this->drupalGet($install_url);
        $this->assertSession()
            ->statusCodeEquals(200);
        unlink($this->siteDirectory . '/.htkey');
        $this->drupalGet($install_url);
        $this->assertSession()
            ->statusCodeEquals(403);
    }
    
    /**
     * Tests assertEscaped() and assertUnescaped().
     *
     * @see \Drupal\Tests\WebAssert::assertNoEscaped()
     * @see \Drupal\Tests\WebAssert::assertEscaped()
     */
    public function testEscapingAssertions() {
        $assert = $this->assertSession();
        $this->drupalGet('test-escaped-characters');
        $assert->assertNoEscaped('<div class="escaped">');
        $assert->responseContains('<div class="escaped">');
        $assert->assertEscaped('Escaped: <"\'&>');
        $this->drupalGet('test-escaped-script');
        $assert->assertNoEscaped('<div class="escaped">');
        $assert->responseContains('<div class="escaped">');
        $assert->assertEscaped("<script>alert('XSS');alert(\"XSS\");</script>");
        $this->drupalGet('test-unescaped-script');
        $assert->assertNoEscaped('<div class="unescaped">');
        $assert->responseContains('<div class="unescaped">');
        $assert->responseContains("<script>alert('Marked safe');alert(\"Marked safe\");</script>");
        $assert->assertNoEscaped("<script>alert('Marked safe');alert(\"Marked safe\");</script>");
    }
    
    /**
     * Tests that deprecation headers do not get duplicated.
     *
     * @group legacy
     *
     * @see \Drupal\Core\Test\HttpClientMiddleware\TestHttpClientMiddleware::__invoke()
     */
    public function testDeprecationHeaders() {
        $this->drupalGet('/test-deprecations');
        $deprecation_messages = [];
        foreach ($this->getSession()
            ->getResponseHeaders() as $name => $values) {
            if (preg_match('/^X-Drupal-Assertion-[0-9]+$/', $name, $matches)) {
                foreach ($values as $value) {
                    // Call \Drupal\simpletest\WebTestBase::error() with the parameters from
                    // the header.
                    $parameters = unserialize(urldecode($value));
                    if (count($parameters) === 3) {
                        if ($parameters[1] === 'User deprecated function') {
                            $deprecation_messages[] = (string) $parameters[0];
                        }
                    }
                }
            }
        }
        $this->assertContains('Test deprecation message', $deprecation_messages);
        $test_deprecation_messages = array_filter($deprecation_messages, function ($message) {
            return $message === 'Test deprecation message';
        });
        $this->assertCount(1, $test_deprecation_messages);
    }

}