1 files changed, 58 insertions, 0 deletions
diff --git a/app/tests/test_backends_faster.py b/app/tests/test_backends_faster.py
index eb1fa28..7e27b47 100644
--- a/app/tests/test_backends_faster.py
+++ b/app/tests/test_backends_faster.py
@@ -3,6 +3,7 @@
 import json
 import sys
 import tempfile
+import threading
 import unittest
 import contextlib
 from pathlib import Path
@@ -276,3 +277,60 @@ class SetupScreenTests(unittest.TestCase):
         self.assertIs(mk_steps.call_args[0][0], settings)
         mk_run.assert_called_once()
         self.assertEqual(mk_run.call_args[0][2], steps)
+
+
+class UninstallTests(unittest.TestCase):
+    """uninstall: stop the server, pip-uninstall, delete the checkout."""
+
+    def test_pips_and_removes_checkout(self):
+        with tempfile.TemporaryDirectory() as td:
+            checkout = Path(td) / "faster-qwen3-tts"
+            checkout.mkdir()
+            with patch.object(make_voices, "_checkout",
+                              return_value=checkout), \
+                    patch.object(make_voices.servers, "stop") as mk_stop, \
+                    patch.object(make_voices.common, "pip_uninstall",
+                                 return_value=0) as mk_pip:
+                rc = make_voices.uninstall(emit="EMIT")
+        self.assertEqual(rc, 0)
+        mk_stop.assert_called_once_with("faster")
+        # The task view's emit is forwarded so pip never touches the terminal.
+        mk_pip.assert_called_once_with(["faster-qwen3-tts"], emit="EMIT")
+        self.assertFalse(checkout.exists())
+
+    def test_no_checkout_still_uninstalls_the_package(self):
+        with patch.object(make_voices, "_checkout",
+                          return_value=Path("/no/such/dir")), \
+                patch.object(make_voices.servers, "stop"), \
+                patch.object(make_voices.common, "pip_uninstall",
+                             return_value=0) as mk_pip:
+            rc = make_voices.uninstall()
+        self.assertEqual(rc, 0)
+        mk_pip.assert_called_once_with(["faster-qwen3-tts"], emit=None)
+
+    def test_cancel_before_pip_skips_everything_after_stopping(self):
+        cancel = threading.Event()
+        cancel.set()
+        with patch.object(make_voices.servers, "stop") as mk_stop, \
+                patch.object(make_voices.common, "pip_uninstall") as mk_pip:
+            rc = make_voices.uninstall(cancel=cancel)
+        self.assertEqual(rc, 130)
+        mk_stop.assert_called_once_with("faster")
+        mk_pip.assert_not_called()
+
+    def test_cancel_before_delete_keeps_checkout(self):
+        # Cancel between phases: pip runs to completion, but a pending
+        # cancellation stops the checkout deletion from starting.
+        with tempfile.TemporaryDirectory() as td:
+            checkout = Path(td) / "faster-qwen3-tts"
+            checkout.mkdir()
+            cancel = threading.Event()
+            cancel.set()
+            with patch.object(make_voices, "_checkout",
+                              return_value=checkout), \
+                    patch.object(make_voices.servers, "stop"), \
+                    patch.object(make_voices.common, "pip_uninstall",
+                                 return_value=0):
+                rc = make_voices.uninstall(cancel=cancel)
+            self.assertEqual(rc, 130)
+            self.assertTrue(checkout.exists())