Offer isolated VoxCPM runtime installation from model setup

test_voxcpm_runtime.py

@@ -0,0 +1,28 @@
+import json,tempfile,unittest
+from pathlib import Path
+from unittest.mock import Mock,patch
+from voxcpm_runtime import VoxCPMRuntime,VERSION
+class VoxCPMRuntimeTests(unittest.TestCase):
+ def test_requires_verified_marker_and_valid_owned_environment(self):
+  with tempfile.TemporaryDirectory() as d:
+   r=VoxCPMRuntime(d,None);self.assertFalse(r.status()['installed'])
+   base=Path(d)/('a'*32);(base/'python/bin').mkdir(parents=True);(base/'python/bin/python').touch();(Path(d)/'active.json').write_text(json.dumps(dict(id=base.name)))
+   (base/'ready').write_text('wrong');self.assertFalse(r.status()['installed'])
+   (base/'ready').write_text(VERSION);self.assertTrue(r.status()['installed']);self.assertFalse(r.status()['worker_available'])
+ def test_success_and_failure_do_not_touch_shared_runtime_or_load_weights(self):
+  for fail in (False,True):
+   with tempfile.TemporaryDirectory() as d:
+    shared=Mock();shared.paths.return_value=(Path('/does/not/exist'),Path('/does/not/exist'))
+    r=VoxCPMRuntime(d,shared);r.job=dict(id='b'*32,state='running',phase='test')
+    calls=[]
+    def run(args,env=None):
+     calls.append([str(a) for a in args])
+     if fail:raise RuntimeError('synthetic install failure')
+    r._command=run;r._run();self.assertEqual(r.job['state'],'failed' if fail else 'complete')
+    if fail:self.assertFalse((Path(d)/'active.json').exists());self.assertFalse((Path(d)/('b'*32)).exists())
+    else:
+     flat=' '.join(' '.join(x) for x in calls);self.assertIn('voxcpm=='+VERSION,flat);self.assertIn('pip check',flat);self.assertNotIn('snapshot_download',flat);self.assertNotIn('model.generate(',flat)
+ def test_cancel_does_not_activate_partial_environment(self):
+  with tempfile.TemporaryDirectory() as d:
+   r=VoxCPMRuntime(d,None);r.job=dict(id='c'*32,state='running',phase='test');r._command=Mock(side_effect=InterruptedError());r._run()
+   self.assertEqual(r.job['state'],'cancelled');self.assertFalse((Path(d)/'active.json').exists())