Added SUT test for views field plugin.

Author: Chi-teck

scripts/run-sut-tests.sh

@@ -147,7 +147,7 @@ if [ $TARGET_TEST = all -o $TARGET_TEST = plugin ]; then
   $DCG d8:plugin:migrate:process -d $MODULE_DIR -a '{"name":"Qux","machine_name":"qux","plugin_id":"example"}'
 
   $DCG d8:plugin:views:argument-default -d $MODULE_DIR -a '{"name":"Qux","machine_name":"qux","plugin_label":"Example","plugin_id":"qux_example"}'
-  $DCG d8:plugin:views:field -d $MODULE_DIR -a '{"name":"Qux","machine_name":"qux","plugin_label":"Example","plugin_id":"example"}'
+  $DCG d8:plugin:views:field -d $MODULE_DIR -a '{"name":"Qux","machine_name":"qux","plugin_label":"Example","plugin_id":"qux_example"}'
   $DCG d8:plugin:views:style -d $MODULE_DIR -a '{"name":"Qux","machine_name":"qux","plugin_label":"Example","plugin_id":"example"}'
 
   $DCG d8:plugin:action -d $MODULE_DIR -a '{"name":"Qux","machine_name":"qux","plugin_label":"Update node title","plugin_id":"qux_update_node_title","category":"DCG","configurable":true}'

tests/sut/qux/tests/src/Kernel/ViewsArgumentDefaultTest.php

@@ -2,9 +2,9 @@
 
 namespace Drupal\Tests\qux\Kernel;
 
+use Drupal\Core\Cache\Cache;
 use Drupal\Core\Form\FormState;
 use Drupal\KernelTests\KernelTestBase;
-use Drupal\Core\Cache\Cache;
 
 /**
  * A test for view argument default plugin.
@@ -25,7 +25,6 @@ public function testPlugin() {
 
     $plugin_manager = \Drupal::service('plugin.manager.views.argument_default');
 
-    /** @var \Drupal\xxx\Plugin\views\argument_default\Example $plugin */
     $plugin = $plugin_manager->createInstance('qux_example');
     $plugin->options['example_option'] = 'abc';
 

tests/sut/qux/tests/src/Kernel/ViewsFieldTest.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Drupal\Tests\qux\Kernel;
+
+use Drupal\KernelTests\KernelTestBase;
+use Drupal\views\ResultRow;
+
+/**
+ * Tests views field plugin.
+ *
+ * @group DCG
+ */
+class ExampleTest extends KernelTestBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public static $modules = ['qux', 'views'];
+
+  /**
+   * Test callback.
+   */
+  public function testPlugin() {
+    $plugin = \Drupal::service('plugin.manager.views.field')
+      ->createInstance('qux_example');
+
+    $plugin->options['prefix'] = '-= ';
+    $plugin->options['suffix'] = ' =-';
+
+    $output = $plugin->render(new ResultRow(['unknown' => 'foo']));
+    self::assertEquals('-= foo =-', $output);
+  }
+
+}