Testing server CLI

tests/cli/test_server.py

@@ -0,0 +1,53 @@
+import sys
+
+import mock
+import pytest
+from click.testing import CliRunner
+
+from rotest.cli.server import server
+
+
+@mock.patch("rotest.cli.server.ResourceManagerServer")
+def test_using_default_port(resource_manager):
+    runner = CliRunner()
+    result = runner.invoke(server)
+
+    resource_manager.assert_called_once_with(port=7777)
+    assert result.exit_code == 0
+    assert "Running in attached mode" in result.output
+
+
+@mock.patch("rotest.cli.server.ResourceManagerServer")
+def test_using_custom_port(resource_manager):
+    runner = CliRunner()
+    result = runner.invoke(server, ["--port", "8888"])
+
+    resource_manager.assert_called_once_with(port=8888)
+    assert result.exit_code == 0
+    assert "Running in attached mode" in result.output
+
+
+@pytest.mark.skipif(sys.platform == "win32",
+                    reason="Daemon mode isn't implemented in Windows")
+@mock.patch("daemon.DaemonContext")
+@mock.patch("rotest.cli.server.ResourceManagerServer")
+def test_using_daemon_mode(resource_manager, daemon_context):
+    runner = CliRunner()
+    result = runner.invoke(server, ["--daemon"])
+
+    assert result.exit_code == 0
+    resource_manager.assert_called_once_with(port=7777)
+    daemon_context.assert_called_once()
+    assert "Running in detached mode (as daemon)" in result.output
+
+
+@pytest.mark.skipif(sys.platform != "win32",
+                    reason="Windows only behaviour")
+@mock.patch("rotest.cli.server.ResourceManagerServer")
+def test_raising_on_windows_when_user_tries_daemon_mode(resource_manager):
+    runner = CliRunner()
+    result = runner.invoke(server, ["--daemon"])
+
+    assert result.exit_code != 0
+    resource_manager.assert_not_called()
+    assert "Cannot run as daemon on Windows" in result.output