diff --git a/test/integration/trigger_event_test.exs b/test/integration/trigger_event_test.exs
new file mode 100644
index 0000000..84e81cf
--- /dev/null
+++ b/test/integration/trigger_event_test.exs
@@ -0,0 +1,29 @@
+defmodule Poxa.Integration.TriggerEvent do
+  use ExUnit.Case, async: true
+
+  @moduletag :integration
+
+  setup_all do
+    Application.ensure_all_started(:pusher)
+    Pusher.configure!("localhost", 8080, "app_id", "app_key", "secret")
+    :ok
+  end
+
+  test "trigger event returns 200" do
+    [channel, socket_id] = ["channel", "123.456"]
+
+    assert Pusher.trigger("test_event", %{}, channel, socket_id) == 200
+  end
+
+  test "trigger event returns 400 on invalid channel" do
+    [channel, socket_id] = ["channel:invalid", "123.456"]
+
+    assert Pusher.trigger("test_event", %{}, channel, socket_id) == 400
+  end
+
+  test "trigger event returns 400 on invalid socket_id" do
+    [channel, socket_id] = ["channel", "123456"]
+
+    assert Pusher.trigger("test_event", %{}, channel, socket_id) == 400
+  end
+end