+<?php
+
+namespace Drupal\field\Tests\Boolean;
+
+use Drupal\Component\Utility\Unicode;
+use Drupal\Component\Utility\SafeMarkup;
+use Drupal\field\Entity\FieldConfig;
+use Drupal\field\Entity\FieldStorageConfig;
+use Drupal\simpletest\WebTestBase;
+
+/**
+ * Tests the Boolean field formatter settings.
+ *
+ * @group field
+ */
+class BooleanFormatterSettingsTest extends WebTestBase {
+
+ /**
+ * Modules to enable.
+ *
+ * @var array
+ */
+ public static $modules = ['field', 'field_ui', 'text', 'node', 'user'];
+
+ /**
+ * The name of the entity bundle that is created in the test.
+ *
+ * @var string
+ */
+ protected $bundle;
+
+ /**
+ * The name of the Boolean field to use for testing.
+ *
+ * @var string
+ */
+ protected $fieldName;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ // Create a content type. Use Node because it has Field UI pages that work.
+ $type_name = Unicode::strtolower($this->randomMachineName(8)) . '_test';
+ $type = $this->drupalCreateContentType(['name' => $type_name, 'type' => $type_name]);
+ $this->bundle = $type->id();
+
+ $admin_user = $this->drupalCreateUser(['access content', 'administer content types', 'administer node fields', 'administer node display', 'bypass node access', 'administer nodes']);
+ $this->drupalLogin($admin_user);
+
+ $this->fieldName = Unicode::strtolower($this->randomMachineName(8));
+
+ $field_storage = FieldStorageConfig::create([
+ 'field_name' => $this->fieldName,
+ 'entity_type' => 'node',
+ 'type' => 'boolean',
+ ]);
+ $field_storage->save();
+
+ $instance = FieldConfig::create([
+ 'field_storage' => $field_storage,
+ 'bundle' => $this->bundle,
+ 'label' => $this->randomMachineName(),
+ ]);
+ $instance->save();
+
+ $display = entity_get_display('node', $this->bundle, 'default')
+ ->setComponent($this->fieldName, [
+ 'type' => 'boolean',
+ 'settings' => [],
+ ]);
+ $display->save();
+ }
+
+ /**
+ * Tests the formatter settings page for the Boolean formatter.
+ */
+ public function testBooleanFormatterSettings() {
+ // List the options we expect to see on the settings form. Omit the one
+ // with the Unicode check/x characters, which does not appear to work
+ // well in WebTestBase.
+ $options = [
+ 'Yes / No',
+ 'True / False',
+ 'On / Off',
+ 'Enabled / Disabled',
+ '1 / 0',
+ 'Custom',
+ ];
+
+ // Define what the "default" option should look like, depending on the
+ // field settings.
+ $default = 'Field settings (@on / @off)';
+
+ // For several different values of the field settings, test that the
+ // options, including default, are shown correctly.
+ $settings = [
+ ['Yes', 'No'],
+ ['On', 'Off'],
+ ['TRUE', 'FALSE'],
+ ];
+
+ foreach ($settings as $values) {
+ // Set up the field settings.
+ $this->drupalGet('admin/structure/types/manage/' . $this->bundle . '/fields/node.' . $this->bundle . '.' . $this->fieldName);
+ $this->drupalPostForm(NULL, [
+ 'settings[on_label]' => $values[0],
+ 'settings[off_label]' => $values[1],
+ ], 'Save settings');
+
+ // Open the Manage Display page and trigger the field settings form.
+ $this->drupalGet('admin/structure/types/manage/' . $this->bundle . '/display');
+ $this->drupalPostAjaxForm(NULL, [], $this->fieldName . '_settings_edit');
+
+ // Test that the settings options are present in the correct format.
+ foreach ($options as $string) {
+ $this->assertText($string);
+ }
+ $this->assertText(SafeMarkup::format($default, ['@on' => $values[0], '@off' => $values[1]]));
+ }
+
+ foreach ($settings as $values) {
+ $this->drupalGet('admin/structure/types/manage/' . $this->bundle . '/display');
+ $result = $this->xpath('//div[contains(@class, :class) and contains(text(), :text)]', [':class' => 'field-plugin-summary', ':text' => 'Display: TRUE / FALSE']);
+ $this->assertEqual(count($result), 1, "Boolean formatter settings summary exist.");
+ }
+ }
+
+}