Add initial test suite

test/test_ci.py

@@ -0,0 +1,46 @@
+import pytest
+import subprocess
+
+
+@pytest.fixture(autouse=True)
+def temp_env(temp_directory, monkeypatch):
+    qmk_firmware = temp_directory / 'qmk_firmware'
+    monkeypatch.setenv("QMK_HOME", qmk_firmware.as_posix())
+    yield qmk_firmware
+
+
+@pytest.fixture
+def run_cli(request):
+    def run_cli_wrapper(args):
+        cmd = f'{request.config.rootpath}/qmk' if request.config.getoption("--qmk") == 'wrapper' else 'qmk'
+
+        return subprocess.run([cmd, *args], capture_output=True, text=True)
+
+    return run_cli_wrapper
+
+
+@pytest.mark.system
+def test_cli_help(run_cli):
+    completed_process = run_cli(['clone', '--help'])
+
+    assert 'usage:' in completed_process.stdout
+    assert completed_process.returncode == 0
+
+
+@pytest.mark.system
+def test_cli_setup_no(run_cli):
+    completed_process = run_cli(['setup', '-n'])
+
+    assert 'Could not find qmk_firmware!' in completed_process.stderr
+    assert 'Not cloning qmk_firmware due to user input or --no flag.' in completed_process.stderr
+    assert completed_process.returncode == 0
+
+
+@pytest.mark.system
+def test_cli_setup_yes(run_cli):
+    completed_process = run_cli(['setup', '-y'])
+
+    assert 'Successfully cloned https://github.com/qmk/qmk_firmware' in completed_process.stderr
+    assert 'Added https://github.com/qmk/qmk_firmware as remote upstream' in completed_process.stderr
+    assert 'QMK Doctor is checking your environment' in completed_process.stderr
+    assert completed_process.returncode == 0