diff --git a/plugins/bc-blog/src/Mailer/BlogCommentMailer.php b/plugins/bc-blog/src/Mailer/BlogCommentMailer.php
index 2776ed186c..d03bb0d333 100755
--- a/plugins/bc-blog/src/Mailer/BlogCommentMailer.php
+++ b/plugins/bc-blog/src/Mailer/BlogCommentMailer.php
@@ -29,6 +29,7 @@ class BlogCommentMailer extends BcMailer
      * @param array $data
      * @checked
      * @noTodo
+     * @UnitTest
      */
     public function sendCommentToAdmin(string $senderName, array $data)
     {
diff --git a/plugins/bc-blog/tests/TestCase/Mailer/BlogCommentMailerTest.php b/plugins/bc-blog/tests/TestCase/Mailer/BlogCommentMailerTest.php
new file mode 100644
index 0000000000..49a64fa2ae
--- /dev/null
+++ b/plugins/bc-blog/tests/TestCase/Mailer/BlogCommentMailerTest.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace BcBlog\Test\TestCase\Mailer;
+
+use BaserCore\Test\Factory\SiteConfigFactory;
+use BaserCore\TestSuite\BcTestCase;
+use BcBlog\Mailer\BlogCommentMailer;
+
+class BlogCommentMailerTest extends BcTestCase
+{
+    public function setUp(): void
+    {
+        parent::setUp();
+        SiteConfigFactory::make(['name' => 'email', 'value' => 'basertest@example.com'])->persist();
+        $this->BlogCommentMailer = new BlogCommentMailer();
+    }
+
+    public function tearDown(): void
+    {
+        parent::tearDown();
+    }
+
+    /**
+     * test sendCommentToAdmin
+     */
+    public function testSendCommentToAdmin()
+    {
+        $this->BlogCommentMailer->sendCommentToAdmin('test', ['test' => 'test']);
+        $this->assertEquals('BcBlog.blog_comment_admin', $this->BlogCommentMailer->viewBuilder()->getTemplate());
+        $this->assertEquals(['test' => 'test'], $this->BlogCommentMailer->viewBuilder()->getVars());
+    }
+}