diff --git a/plugins/bc-mail/src/Controller/MailController.php b/plugins/bc-mail/src/Controller/MailController.php
index fa4fde61be..ccae3c4762 100755
--- a/plugins/bc-mail/src/Controller/MailController.php
+++ b/plugins/bc-mail/src/Controller/MailController.php
@@ -134,6 +134,7 @@ public function beforeRender(EventInterface $event): void
      * @return void
      * @checked
      * @noTodo
+     * @unitTest
      */
     public function index(
         MailFrontServiceInterface $service,
diff --git a/plugins/bc-mail/tests/TestCase/Controller/MailControllerTest.php b/plugins/bc-mail/tests/TestCase/Controller/MailControllerTest.php
index 604c4da8d9..88a552da50 100644
--- a/plugins/bc-mail/tests/TestCase/Controller/MailControllerTest.php
+++ b/plugins/bc-mail/tests/TestCase/Controller/MailControllerTest.php
@@ -11,10 +11,22 @@
 
 namespace BcMail\Test\TestCase\Controller;
 
+use BaserCore\Test\Factory\ContentFactory;
+use BaserCore\Test\Factory\SiteFactory;
 use BaserCore\TestSuite\BcTestCase;
+use BaserCore\Utility\BcContainerTrait;
+use BcMail\Test\Factory\MailContentFactory;
+use BcMail\Test\Factory\MailFieldsFactory;
+use Cake\TestSuite\IntegrationTestTrait;
+use CakephpFixtureFactories\Scenario\ScenarioAwareTrait;
 
 class MailControllerTest extends BcTestCase
 {
+
+    use ScenarioAwareTrait;
+    use IntegrationTestTrait;
+    use BcContainerTrait;
+
     /**
      * set up
      *
@@ -53,11 +65,28 @@ public function testBeforeRender()
 
     /**
      * [test_index description]
-     * @return [type] [description]
      */
     public function test_index()
     {
-        $this->markTestIncomplete('このテストは、まだ実装されていません。');
+        //準備
+        SiteFactory::make(['id' => 1])->persist();
+        MailFieldsFactory::make(['mail_content_id' => 1, 'no' => 1])->persist();
+        ContentFactory::make(['id' => 1, 'plugin' => 'BcMail', 'type' => 'MailContent', 'entity_id' => 1, 'url' => '/contact/', 'site_id' => 1, 'lft' => 1, 'rght' => 2])->persist();
+        MailContentFactory::make(['id' => 1, 'form_template' => 'default', 'mail_template' => 'mail_default'])->persist();
+        //正常テスト
+        $this->get('/contact/');
+
+        $this->assertResponseOk();
+        $vars = $this->_controller->viewBuilder()->getVars();
+        $this->assertNotNull($vars['mailContent']);
+        $this->assertNotNull($vars['mailFields']);
+        $this->assertNotNull($vars['mailMessage']);
+        $this->assertNotNull($vars['description']);
+        $this->assertTrue($_SESSION["BcMail"]["valid"]);
+
+        //異常テスト
+        $this->get('/contact-test/');
+        $this->assertResponseCode(404);
     }
 
     /**