diff --git a/tests/test_cli.py b/tests/test_cli.py
new file mode 100644
index 0000000..f130de0
--- /dev/null
+++ b/tests/test_cli.py
@@ -0,0 +1,37 @@
+from unittest.mock import patch
+
+from click.testing import CliRunner
+
+import teufa.cli
+
+
+@patch("teufa.server.Application")
+def test_cli_server(MockApplication):
+    runner = CliRunner()
+
+    result = runner.invoke(teufa.cli.server)
+    assert result.exit_code == 0
+
+    MockApplication.assert_called_once_with(
+        {
+            "bind": "127.0.0.1:8000",
+            "reload": False,
+        }
+    )
+    MockApplication.return_value.run.assert_called_once_with()
+
+
+@patch("teufa.server.Application")
+def test_cli_server_dev(MockApplication):
+    runner = CliRunner()
+
+    result = runner.invoke(teufa.cli.server, ["--dev"])
+    assert result.exit_code == 0
+
+    MockApplication.assert_called_once_with(
+        {
+            "bind": "127.0.0.1:8000",
+            "reload": True,
+        }
+    )
+    MockApplication.return_value.run.assert_called_once_with()