diff --git a/src/Traits/TPresenter.php b/src/Traits/TPresenter.php
index c60facf..2653e8c 100644
--- a/src/Traits/TPresenter.php
+++ b/src/Traits/TPresenter.php
@@ -149,6 +149,21 @@ protected function checkSignal($destination, $signal, $params = [], $post = [])
 			] + $params, $post);
 	}
 
+	protected function checkAjaxSignal($destination, $signal, $params = [], $post = [])
+	{
+		$this->__testbench_ajaxMode = TRUE;
+		$response = $this->check($destination, [
+				'do' => $signal,
+			] + $params, $post);
+		Assert::true($this->__testbench_presenter->isAjax());
+		if (!$this->__testbench_exception) {
+			Assert::same(200, $this->getReturnCode());
+			Assert::type('Nette\Application\Responses\JsonResponse', $response);
+		}
+		$this->__testbench_ajaxMode = FALSE;
+		return $response;
+	}
+
 	/**
 	 * @param string $destination fully qualified presenter name (module:module:presenter)
 	 * @param string $path
diff --git a/tests/Scaffold/Presenter.expected b/tests/Scaffold/Presenter.expected
index 9a87c79..c0b55ae 100644
--- a/tests/Scaffold/Presenter.expected
+++ b/tests/Scaffold/Presenter.expected
@@ -73,6 +73,12 @@ class PresenterPresenterTest extends \Tester\TestCase
 	}
 
 
+	public function testHandleAjaxSignal()
+	{
+		$this->checkSignal('Presenter:', 'ajaxSignal');
+	}
+
+
 	public function testCreateComponentForm1()
 	{
 		$this->checkForm('Presenter:', 'form1', [
diff --git a/tests/Traits/TPresenterTest.phpt b/tests/Traits/TPresenterTest.phpt
index f96cc26..6dec311 100644
--- a/tests/Traits/TPresenterTest.phpt
+++ b/tests/Traits/TPresenterTest.phpt
@@ -228,6 +228,13 @@ class TPresenterTest extends \Testbench\CustomPresenterTestCase
 		$this->checkSignal('Presenter:default', 'signal');
 	}
 
+	public function testAjaxSignal()
+	{
+		/** @var \Nette\Application\Responses\JsonResponse $response */
+		$response = $this->checkAjaxSignal('Presenter:default', 'ajaxSignal');
+		Assert::same(['ok'], $response->getPayload());
+	}
+
 	public function testFormEnhanced()
 	{
 		$this->checkForm('Presenter:default', 'form1', [
diff --git a/tests/_helpers/presenters/PresenterPresenter.php b/tests/_helpers/presenters/PresenterPresenter.php
index 7230eb5..f079aba 100644
--- a/tests/_helpers/presenters/PresenterPresenter.php
+++ b/tests/_helpers/presenters/PresenterPresenter.php
@@ -144,4 +144,9 @@ public function handleSignal()
 		$this->redirect('this');
 	}
 
+	public function handleAjaxSignal()
+	{
+		$this->sendJson(['ok']);
+	}
+
 }