diff --git a/module/oc_telegram_shop/upload/oc_telegram_shop/tests/Unit/Framework/TeleCartPulse/TeleCartPulseServiceHeartbeatTest.php b/module/oc_telegram_shop/upload/oc_telegram_shop/tests/Unit/Framework/TeleCartPulse/TeleCartPulseServiceHeartbeatTest.php
new file mode 100755
index 00000000..2db78363
--- /dev/null
+++ b/module/oc_telegram_shop/upload/oc_telegram_shop/tests/Unit/Framework/TeleCartPulse/TeleCartPulseServiceHeartbeatTest.php
@@ -0,0 +1,74 @@
+<?php
+
+namespace Tests\Unit\Framework\TeleCartPulse;
+
+use Mockery as m;
+use Openguru\OpenCartFramework\Cache\CacheInterface;
+use Openguru\OpenCartFramework\TeleCartPulse\PayloadSigner;
+use Openguru\OpenCartFramework\TeleCartPulse\TeleCartEvent;
+use Openguru\OpenCartFramework\TeleCartPulse\TeleCartPulseService;
+use Openguru\OpenCartFramework\Telegram\TelegramInitDataDecoder;
+use Openguru\OpenCartFramework\Telegram\TelegramService;
+use PHPUnit\Framework\TestCase;
+use Psr\Log\LoggerInterface;
+
+class TeleCartPulseServiceHeartbeatTest extends TestCase
+{
+    protected function tearDown(): void
+    {
+        m::close();
+        parent::tearDown();
+    }
+
+    public function testDisabledHeartbeatSendsNothingAndTouchesNoCache(): void
+    {
+        $cache = m::mock(CacheInterface::class);
+        $cache->shouldNotReceive('get');
+        $cache->shouldNotReceive('set');
+
+        $telegramService = m::mock(TelegramService::class);
+        $telegramService->shouldNotReceive('getMe');
+
+        $service = new TeleCartPulseService(
+            m::mock(TelegramInitDataDecoder::class),
+            $telegramService,
+            $cache,
+            m::mock(LoggerInterface::class),
+            m::mock(TeleCartEvent::class),
+            'some-api-key',
+            m::mock(PayloadSigner::class),
+            false
+        );
+
+        $service->handleHeartbeat();
+
+        // shouldNotReceive() expectations are verified on Mockery::close() in tearDown.
+        $this->addToAssertionCount(1);
+    }
+
+    public function testEnabledHeartbeatPassesGateAndConsultsCache(): void
+    {
+        // Cache hit → метод выходит сразу после проверки кэша, не доходя до getMe()/HTTP.
+        $cache = m::mock(CacheInterface::class);
+        $cache->shouldReceive('get')->once()->with('telecart_pulse_heartbeat')->andReturn(time());
+        $cache->shouldNotReceive('set');
+
+        $telegramService = m::mock(TelegramService::class);
+        $telegramService->shouldNotReceive('getMe');
+
+        $service = new TeleCartPulseService(
+            m::mock(TelegramInitDataDecoder::class),
+            $telegramService,
+            $cache,
+            m::mock(LoggerInterface::class),
+            m::mock(TeleCartEvent::class),
+            'some-api-key',
+            m::mock(PayloadSigner::class),
+            true
+        );
+
+        $service->handleHeartbeat();
+
+        $this->addToAssertionCount(1);
+    }
+}