Issue #2874055 by jsacksick: Create a functional test for the Custom tax type plugin

Author: jsacksick

modules/tax/tests/src/FunctionalJavascript/Plugin/Commerce/TaxType/CustomTest.php

@@ -0,0 +1,88 @@
+<?php
+
+namespace Drupal\Tests\commerce_tax\FunctionalJavascript\Plugin\Commerce\TaxType;
+
+use Drupal\commerce_tax\Entity\TaxType;
+use Drupal\Tests\commerce\Functional\CommerceBrowserTestBase;
+use Drupal\Tests\commerce\FunctionalJavascript\JavascriptTestTrait;
+
+/**
+ * Tests the commerce_tax custom plugin.
+ *
+ * @group commerce
+ */
+class CustomTest extends CommerceBrowserTestBase {
+
+  use JavascriptTestTrait;
+
+  /**
+   * Modules to enable.
+   *
+   * @var array
+   */
+  public static $modules = [
+    'commerce_tax',
+  ];
+
+  /**
+   * {@inheritdoc}
+   */
+  protected function getAdministratorPermissions() {
+    return array_merge([
+      'administer commerce_tax_type',
+    ], parent::getAdministratorPermissions());
+  }
+
+  /**
+   * Tests the custom plugin.
+   */
+  public function testTaxTypeCustom() {
+    /** @var \Drupal\commerce_tax\Entity\TaxTypeInterface $tax_type */
+    $tax_type = $this->createEntity('commerce_tax_type', [
+      'id' => 'custom',
+      'plugin' => 'custom',
+      'label' => 'Custom',
+    ]);
+
+    $this->drupalGet($tax_type->toUrl('edit-form'));
+    $this->getSession()->getPage()->pressButton('remove_rate0');
+    $this->waitForAjaxToFinish();
+    $this->getSession()->getPage()->pressButton('remove_territory0');
+    $this->waitForAjaxToFinish();
+    $this->submitForm([], t('Save'));
+    $this->assertSession()->pageTextContains('Please add at least one rate.');
+    $this->assertSession()->pageTextContains('Please add at least one territory.');
+
+    $this->getSession()->getPage()->selectFieldOption('configuration[custom][display_label]', 'vat');
+    $this->getSession()->getPage()->pressButton('Add rate');
+    $this->waitForAjaxToFinish();
+    $this->getSession()->getPage()->fillField('configuration[custom][rates][0][rate][label]', 'Sample rate');
+    $this->getSession()->getPage()->fillField('configuration[custom][rates][0][percentage]', '15');
+    $this->getSession()->getPage()->pressButton('Add rate');
+    $this->waitForAjaxToFinish();
+    $this->getSession()->getPage()->fillField('configuration[custom][rates][1][rate][label]', 'Sample rate 2');
+    $this->getSession()->getPage()->fillField('configuration[custom][rates][1][percentage]', '17.5');
+
+    $this->getSession()->getPage()->pressButton('Add territory');
+    $this->waitForAjaxToFinish();
+    $this->getSession()->getPage()->selectFieldOption('configuration[custom][territories][0][territory][country_code]', 'FR');
+    $this->waitForAjaxToFinish();
+    $this->getSession()->getPage()->pressButton('Add territory');
+    $this->waitForAjaxToFinish();
+    $this->getSession()->getPage()->selectFieldOption('configuration[custom][territories][1][territory][country_code]', 'IT');
+    $this->waitForAjaxToFinish();
+    $this->submitForm([], t('Save'));
+    \Drupal::service('entity_type.manager')->getStorage('commerce_tax_type')->resetCache([$tax_type->id()]);
+    $tax_type = TaxType::load($tax_type->id());
+    $plugin_configuration = $tax_type->getPlugin()->getConfiguration();
+    $this->assertEquals('vat', $plugin_configuration['display_label']);
+    $this->assertEquals('Sample rate', $plugin_configuration['rates'][0]['label']);
+    $this->assertEquals('0.15', $plugin_configuration['rates'][0]['percentage']);
+    $this->assertEquals('Sample rate 2', $plugin_configuration['rates'][1]['label']);
+    $this->assertEquals('0.175', $plugin_configuration['rates'][1]['percentage']);
+
+    $this->assertEquals('FR', $plugin_configuration['territories'][0]['country_code']);
+    $this->assertEquals('IT', $plugin_configuration['territories'][1]['country_code']);
+  }
+
+}