replaybuffer start/stop now check status first

add replaybuffer tests

tests/test_replaybuffer.py

@@ -0,0 +1,52 @@
+"""Unit tests for the replaybuffer command in the OBS WebSocket CLI."""
+
+from typer.testing import CliRunner
+
+from obsws_cli.app import app
+
+runner = CliRunner(mix_stderr=False)
+
+
+def test_replaybuffer_start():
+    """Test the replay buffer start command."""
+    resp = runner.invoke(app, ['replaybuffer', 'status'])
+    assert resp.exit_code == 0
+    active = 'Replay buffer is active.' in resp.stdout
+
+    resp = runner.invoke(app, ['replaybuffer', 'start'])
+    if active:
+        assert resp.exit_code != 0
+        assert 'Replay buffer is already active.' in resp.stderr
+    else:
+        assert resp.exit_code == 0
+        assert 'Replay buffer started.' in resp.stdout
+
+
+def test_replaybuffer_stop():
+    """Test the replay buffer stop command."""
+    resp = runner.invoke(app, ['replaybuffer', 'status'])
+    assert resp.exit_code == 0
+    active = 'Replay buffer is active.' in resp.stdout
+
+    resp = runner.invoke(app, ['replaybuffer', 'stop'])
+    if not active:
+        assert resp.exit_code != 0
+        assert 'Replay buffer is not active.' in resp.stderr
+    else:
+        assert resp.exit_code == 0
+        assert 'Replay buffer stopped.' in resp.stdout
+
+
+def test_replaybuffer_toggle():
+    """Test the replay buffer toggle command."""
+    resp = runner.invoke(app, ['replaybuffer', 'status'])
+    assert resp.exit_code == 0
+    active = 'Replay buffer is active.' in resp.stdout
+
+    resp = runner.invoke(app, ['replaybuffer', 'toggle'])
+    if active:
+        assert resp.exit_code == 0
+        assert 'Replay buffer is not active.' in resp.stdout
+    else:
+        assert resp.exit_code == 0
+        assert 'Replay buffer is active.' in resp.stdout