diff --git a/src/Events/SwooleEvent.php b/src/Events/SwooleEvent.php
index 74f644c..146576b 100644
--- a/src/Events/SwooleEvent.php
+++ b/src/Events/SwooleEvent.php
@@ -32,11 +32,12 @@ class SwooleEvent implements EventInterface
     protected int $_timerId = 0;
 
     /**
+     * @param bool $debug 测试用
      * @throws EventLoopException 如果没有启用拓展
      */
-    public function __construct()
+    public function __construct(bool $debug = false)
     {
-        if (!extension_loaded('swoole')) {
+        if (!$debug and !extension_loaded('swoole')) {
             throw new EventLoopException('Not support ext-swoole. ');
         }
     }
diff --git a/src/Events/SwowEvent.php b/src/Events/SwowEvent.php
index ca571ea..c42f2b4 100644
--- a/src/Events/SwowEvent.php
+++ b/src/Events/SwowEvent.php
@@ -35,11 +35,12 @@ class SwowEvent implements EventInterface
     protected null|WaitGroup $_waitGroup = null;
 
     /**
+     * @param bool $debug 测试用
      * @throws EventLoopException 如果没有启用拓展
      */
-    public function __construct()
+    public function __construct(bool $debug = false)
     {
-        if (!extension_loaded('swow')) {
+        if (!$debug and !extension_loaded('swow')) {
             throw new EventLoopException('Not support ext-swow. ');
         }
     }
diff --git a/tests/EventsCase/SwooleEventTest.php b/tests/EventsCase/SwooleEventTest.php
new file mode 100644
index 0000000..b2e2502
--- /dev/null
+++ b/tests/EventsCase/SwooleEventTest.php
@@ -0,0 +1,170 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Workbunny\Tests\EventsCase;
+
+use PHPUnit\Framework\TestCase;
+use Mockery as m;
+use Workbunny\WebmanCoroutine\Events\SwooleEvent;
+use Workbunny\WebmanCoroutine\Exceptions\EventLoopException;
+use Workerman\Events\EventInterface;
+
+/**
+ * @runTestsInSeparateProcesses
+ */
+class SwooleEventTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        // 定义缺失的常量
+        if (!defined('SWOOLE_EVENT_READ')) {
+            define('SWOOLE_EVENT_READ', 1);
+        }
+        if (!defined('SWOOLE_EVENT_WRITE')) {
+            define('SWOOLE_EVENT_WRITE', 2);
+        }
+    }
+
+    protected function tearDown(): void
+    {
+        m::close();
+    }
+
+    public function testConstructWithoutSwooleExtension()
+    {
+        if (extension_loaded('swoole')) {
+            $this->markTestSkipped('Swoole extension is loaded.');
+        }
+        // normal
+        $this->expectException(EventLoopException::class);
+        $this->expectExceptionMessage('Not support ext-swoole.');
+        new SwooleEvent();
+
+        // debug
+        $swooleEvent = new SwooleEvent(true);
+        $this->assertInstanceOf(SwooleEvent::class, $swooleEvent);
+    }
+
+    public function testAddSignal()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $processMock = m::mock('alias:Swoole\Process');
+        $processMock->shouldReceive('signal')->andReturn(true);
+
+        $result = $swooleEvent->add(SIGTERM, EventInterface::EV_SIGNAL, function () {
+            echo 'Signal received';
+        });
+
+        $this->assertTrue($result);
+    }
+
+    public function testAddTimer()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $timerMock = m::mock('alias:Swoole\Timer');
+        $timerMock->shouldReceive('after')->andReturn(1);
+
+        $result = $swooleEvent->add(1, EventInterface::EV_TIMER, function () {
+            echo 'Timer triggered';
+        });
+
+        $this->assertEquals(0, $result);
+    }
+
+    public function testAddRead()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $eventMock = m::mock('alias:Swoole\Event');
+        $eventMock->shouldReceive('add')->andReturn(true);
+
+        $stream = fopen('php://memory', 'r+');
+        $result = $swooleEvent->add($stream, EventInterface::EV_READ, function () {
+            echo 'Read event';
+        });
+
+        $this->assertTrue($result);
+        fclose($stream);
+    }
+
+    public function testDelSignal()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $processMock = m::mock('alias:Swoole\Process');
+        $processMock->shouldReceive('signal')->andReturn(true);
+
+        $swooleEvent->add(SIGTERM, EventInterface::EV_SIGNAL, function () {
+            echo 'Signal received';
+        });
+
+        $result = $swooleEvent->del(SIGTERM, EventInterface::EV_SIGNAL);
+
+        $this->assertTrue($result);
+    }
+
+    public function testDelTimer()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $timerMock = m::mock('alias:Swoole\Timer');
+        $timerMock->shouldReceive('after')->andReturn(1);
+        $timerMock->shouldReceive('clear')->andReturn(true);
+
+        $timerId = $swooleEvent->add(1, EventInterface::EV_TIMER, function () {
+            echo 'Timer triggered';
+        });
+
+        $result = $swooleEvent->del($timerId, EventInterface::EV_TIMER);
+
+        $this->assertTrue($result);
+    }
+
+    public function testLoop()
+    {
+        $this->markTestSkipped('loop will exit()');
+
+        $this->expectException(\RuntimeException::class);
+
+        $swooleEvent = new SwooleEvent(true);
+        $eventMock = m::mock('alias:Swoole\Event');
+        $eventMock->shouldReceive('wait')->andReturn(true);
+
+        $this->expectOutputString('');
+        $swooleEvent->loop();
+    }
+
+    public function testDestroy()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $eventMock = m::mock('alias:Swoole\Event');
+        $eventMock->shouldReceive('exit')->andReturn(true);
+
+        $swooleEvent->destroy();
+
+        $this->assertEmpty($swooleEvent->getTimerCount());
+    }
+
+    public function testClearAllTimer()
+    {
+        $swooleEvent = new SwooleEvent(true);
+
+        $timerMock = m::mock('alias:Swoole\Timer');
+        $timerMock->shouldReceive('clear')->andReturn(true);
+        $timerMock->shouldReceive('after')->andReturnSelf();
+
+        $swooleEvent->add(1, EventInterface::EV_TIMER, function () {
+            echo 'Timer triggered';
+        });
+
+        $swooleEvent->clearAllTimer();
+
+        $this->assertEquals(0, $swooleEvent->getTimerCount());
+    }
+}
\ No newline at end of file
diff --git a/tests/EventsCase/SwowEventTest.php b/tests/EventsCase/SwowEventTest.php
new file mode 100644
index 0000000..4febeec
--- /dev/null
+++ b/tests/EventsCase/SwowEventTest.php
@@ -0,0 +1,187 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Workbunny\Tests\EventsCase;
+
+use PHPUnit\Framework\TestCase;
+use Mockery as m;
+use Workbunny\WebmanCoroutine\Events\SwowEvent;
+use Workbunny\WebmanCoroutine\Exceptions\EventLoopException;
+use Workerman\Events\EventInterface;
+
+/**
+ * @runTestsInSeparateProcesses
+ */
+class SwowEventTest extends TestCase
+{
+    protected function setUp(): void
+    {
+        parent::setUp();
+        // 定义缺失的常量
+        if (!defined('STREAM_POLLIN')) {
+            define('STREAM_POLLIN', 1);
+        }
+        if (!defined('STREAM_POLLOUT')) {
+            define('STREAM_POLLOUT', 2);
+        }
+        if (!defined('STREAM_POLLHUP')) {
+            define('STREAM_POLLHUP', 4);
+        }
+        if (!defined('STREAM_POLLNONE')) {
+            define('STREAM_POLLNONE', 0);
+        }
+    }
+
+    protected function tearDown(): void
+    {
+        m::close();
+    }
+
+    public function testConstructWithoutSwowExtension()
+    {
+        if (extension_loaded('swow')) {
+            $this->markTestSkipped('The swow extension is loaded.');
+        }
+        // normal
+        $this->expectException(EventLoopException::class);
+        $this->expectExceptionMessage('Not support ext-swow.');
+        new SwowEvent();
+
+        // debug
+        $swowEvent = new SwowEvent(true);
+        $this->assertInstanceOf(SwowEvent::class, $swowEvent);
+    }
+
+    public function testAddSignal()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('run')->andReturnSelf();
+
+        $signalMock = m::mock('alias:Swow\Signal');
+        $signalMock->shouldReceive('wait')->andReturn(true);
+
+        $result = $swowEvent->add(SIGTERM, EventInterface::EV_SIGNAL, function () {
+            echo 'Signal received';
+        });
+
+        $this->assertTrue($result);
+    }
+
+    public function testAddTimer()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('run')->andReturnSelf();
+        $coroutineMock->shouldReceive('sleep')->andReturn(true);
+
+        $result = $swowEvent->add(1, EventInterface::EV_TIMER, function () {
+            echo 'Timer triggered';
+        });
+
+        $this->assertEquals(0, $result);
+    }
+
+    public function testAddRead()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('run')->andReturnSelf();
+
+        $stream = fopen('php://memory', 'r+');
+        $result = $swowEvent->add($stream, EventInterface::EV_READ, function () {
+            echo 'Read event';
+        });
+
+        $this->assertTrue($result);
+        fclose($stream);
+    }
+
+    public function testDelSignal()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('run')->andReturnSelf();
+        $coroutineMock->shouldReceive('kill')->andReturn(true);
+        $coroutineMock->shouldReceive('isExecuting')->andReturn(true);
+
+        $swowEvent->add(SIGTERM, EventInterface::EV_SIGNAL, function () {
+            echo 'Signal received';
+        });
+
+        $result = $swowEvent->del(SIGTERM, EventInterface::EV_SIGNAL);
+
+        $this->assertTrue($result);
+    }
+
+    public function testDelTimer()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('run')->andReturnSelf();
+        $coroutineMock->shouldReceive('kill')->andReturn(true);
+        $coroutineMock->shouldReceive('isExecuting')->andReturn(true);
+
+        $timerId = $swowEvent->add(1, EventInterface::EV_TIMER, function () {
+            echo 'Timer triggered';
+        });
+
+        $result = $swowEvent->del($timerId, EventInterface::EV_TIMER);
+
+        $this->assertTrue($result);
+    }
+
+    public function testLoop()
+    {
+        $this->markTestSkipped('skip');
+
+        $swowEvent = new SwowEvent(true);
+
+        $waitGroupMock = m::mock('alias:Swow\Sync\WaitGroup');
+        $waitGroupMock->shouldReceive('add')->andReturn('add');
+        $waitGroupMock->shouldReceive('wait')->andReturn(true);
+
+        $this->expectOutputString('');
+        $swowEvent->loop();
+    }
+
+    public function testDestroy()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('killAll')->andReturn(true);
+
+        $waitGroupMock = m::mock('alias:Swow\Sync\WaitGroup');
+        $waitGroupMock->shouldReceive('done')->andReturn(true);
+
+        $swowEvent->destroy();
+
+        $this->assertEmpty($swowEvent->getTimerCount());
+    }
+
+    public function testClearAllTimer()
+    {
+        $swowEvent = new SwowEvent(true);
+
+        $coroutineMock = m::mock('alias:Swow\Coroutine');
+        $coroutineMock->shouldReceive('kill')->andReturn(true);
+        $coroutineMock->shouldReceive('isExecuting')->andReturn(true);
+        $coroutineMock->shouldReceive('run')->andReturnSelf();
+
+        $swowEvent->add(1, EventInterface::EV_TIMER, function () {
+            echo 'Timer triggered';
+        });
+
+        $swowEvent->clearAllTimer();
+
+        $this->assertEquals(0, $swowEvent->getTimerCount());
+    }
+
+}
\ No newline at end of file