class ImageAdminStylesTest

class ImageAdminStylesTest extends ImageFieldTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests editing Ajax-enabled image effect forms.
     */
    public function testAjaxEnabledEffectForm() : void {
        $admin_path = 'admin/config/media/image-styles';
        // Setup a style to be created and effects to add to it.
        $style_name = $this->randomMachineName(10);
        $style_label = $this->randomString();
        $style_path = $admin_path . '/manage/' . $style_name;
        $effect_edit = [
            'data[test_parameter]' => 100,
        ];
        // Add style form.
        $page = $this->getSession()
            ->getPage();
        $assert = $this->assertSession();
        $this->drupalGet($admin_path . '/add');
        $page->findField('label')
            ->setValue($style_label);
        $assert->waitForElementVisible('named', [
            'button',
            'Edit',
        ])
            ->press();
        $assert->waitForElementVisible('named', [
            'id_or_name',
            'name',
        ])
            ->setValue($style_name);
        $page->pressButton('Create new style');
        $assert->statusMessageContains("Style {$style_label} was created.", 'status');
        // Add two Ajax-enabled test effects.
        $this->drupalGet($style_path);
        $this->submitForm([
            'new' => 'image_module_test_ajax',
        ], 'Add');
        $this->submitForm($effect_edit, 'Add effect');
        $this->drupalGet($style_path);
        $this->submitForm([
            'new' => 'image_module_test_ajax',
        ], 'Add');
        $this->submitForm($effect_edit, 'Add effect');
        // Load the saved image style.
        $style = ImageStyle::load($style_name);
        // Edit back the effects.
        foreach ($style->getEffects() as $uuid => $effect) {
            $effect_path = $admin_path . '/manage/' . $style_name . '/effects/' . $uuid;
            $this->drupalGet($effect_path);
            $this->assertSession()
                ->fieldValueEquals('data[test_parameter]', '100');
            $page->findField('data[test_parameter]')
                ->setValue(111);
            $ajax_value = $page->find('css', '#ajax-value')
                ->getText();
            $this->assertSame('Ajax value bar', $ajax_value);
            $this->getSession()
                ->getPage()
                ->pressButton('Ajax refresh');
            $this->assertTrue($page->waitFor(10, function ($page) {
                $ajax_value = $page->find('css', '#ajax-value')
                    ->getText();
                return (bool) preg_match('/^Ajax value [0-9.]+ [0-9.]+$/', $ajax_value);
            }));
            $page->pressButton('Update effect');
            $assert->statusMessageContains('The image effect was successfully applied.', 'status');
            $this->drupalGet($effect_path);
            $this->assertSession()
                ->fieldValueEquals('data[test_parameter]', '111');
        }
        // Edit the 1st effect, multiple AJAX calls before updating.
        $style = ImageStyle::load($style_name);
        $uuid = array_values($style->getEffects()
            ->getInstanceIds())[0];
        $this->drupalGet($admin_path . '/manage/' . $style_name . '/effects/' . $uuid);
        $this->assertSession()
            ->fieldValueEquals('data[test_parameter]', '111');
        $field = $page->findField('data[test_parameter]');
        $field->setValue(200);
        $page->pressButton('Ajax refresh');
        $this->assertSession()
            ->assertExpectedAjaxRequest(1);
        $field->setValue(300);
        $page->pressButton('Ajax refresh');
        $this->assertSession()
            ->assertExpectedAjaxRequest(2);
        $field->setValue(400);
        $page->pressButton('Ajax refresh');
        $this->assertSession()
            ->assertExpectedAjaxRequest(3);
        $page->pressButton('Update effect');
        $this->assertSession()
            ->statusMessageContains('The image effect was successfully applied.', 'status');
        $style = ImageStyle::load($style_name);
        $effectConfiguration = $style->getEffect($uuid)
            ->getConfiguration();
        $this->assertSame(400, $effectConfiguration['data']['test_parameter']);
        $this->drupalGet($admin_path . '/manage/' . $style_name . '/effects/' . $uuid);
        $this->assertSession()
            ->fieldValueEquals('data[test_parameter]', '400');
    }

}