Add optional per-image-profile Qwen prompt enhancers

test_prompt_enhancer.py

@@ -0,0 +1,32 @@
+import tempfile,unittest
+from pathlib import Path
+from unittest.mock import Mock,patch
+from profiles import Profiles,PROMPT_ENHANCER_REPOS
+from prompt_enhancer import PromptEnhancer
+
+class PromptEnhancerTests(unittest.TestCase):
+ def test_profile_settings_are_persisted_and_validated(self):
+  with tempfile.TemporaryDirectory() as directory:
+   path=Path(directory)/'profiles.json';catalog=Mock();catalog.entry.return_value={'id':'model','kind':'image','repo':'example/image','file':'model.safetensors','profile_eligible':True}
+   profiles=Profiles(path,catalog)
+   profiles.rows=[dict(id='p',revision=1,name='Image',kind='image',model_id='model',parameters=dict(width=512,height=512,steps=4,seed=1,guidance=1),components={})]
+   config=dict(t2i=PROMPT_ENHANCER_REPOS['t2i'],i2i=None,device='auto')
+   with self.assertRaises(ValueError):profiles.configure_prompt_enhancer(dict(id='p',revision=1,prompt_enhancer=dict(config,t2i='other/model')))
+   self.assertFalse(path.exists())
+   saved=profiles.configure_prompt_enhancer(dict(id='p',revision=1,prompt_enhancer=config))
+   self.assertEqual(saved['revision'],2)
+   self.assertEqual(Profiles(path,catalog).rows[0]['prompt_enhancer'],config)
+   with self.assertRaises(ValueError):profiles.configure_prompt_enhancer(dict(id='p',revision=1,prompt_enhancer=config))
+ def test_rewrite_off_never_starts_worker(self):
+  with tempfile.TemporaryDirectory() as directory,patch('prompt_enhancer.subprocess.Popen') as spawn:
+   enhancer=PromptEnhancer(directory,Mock(),Mock(),Mock())
+   self.assertEqual(enhancer.rewrite({'prompt_enhancer':{'t2i':None}},'a red bicycle')['prompt'],'a red bicycle')
+   spawn.assert_not_called()
+ def test_device_selection_does_not_use_busy_gpu(self):
+  with tempfile.TemporaryDirectory() as directory:
+   enhancer=PromptEnhancer(directory,Mock(),Mock(),Mock())
+   rows=[dict(name='RTX 5080',uuid='GPU-5080',processes=0,free_mib=12000),dict(name='RTX 3060',uuid='GPU-3060',processes=1,free_mib=11000)]
+   with patch('prompt_enhancer.probe',return_value=rows):
+    self.assertEqual(enhancer._devices('5080'),'GPU-5080')
+    self.assertEqual(enhancer._devices('auto'),'GPU-5080')
+    self.assertEqual(enhancer._devices('cpu'),'')