fix .models.json and add testing to check released models availability

.github/workflows/main.yml

@@ -39,7 +39,6 @@ jobs:
           sudo apt install -y python3-wheel gcc
           make system-deps
       - name: Upgrade pip
-        # so we can take advantage of pyproject.toml build-dependency support
         run: python3 -m pip install --upgrade pip
       - name: Install TTS
         run: |

TTS/.models.json

@@ -69,7 +69,7 @@
                     "author": "Eren Gölge @erogol",
                     "license": "",
                     "contact":"[email protected]"
-                },
+                }
             }
         },
         "es":{

tests/model_manager.py

@@ -0,0 +1,20 @@
+#!/usr/bin/env python3`
+import os
+import shutil
+import glob
+from tests import get_tests_output_path
+from TTS.utils.manage import ModelManager
+
+
+def test_if_all_models_available():
+    """Check if all the models are downloadable."""
+    print(" > Checking the availability of all the models under the ModelManager.")
+    manager = ModelManager(output_prefix=get_tests_output_path())
+    model_names = manager.list_models()
+    for model_name in model_names:
+        manager.download_model(model_name)
+        print(f" | > OK: {model_name}")
+
+    folders = glob.glob(os.path.join(manager.output_prefix, '*'))
+    assert len(folders) == len(model_names)
+    shutil.rmtree(manager.output_prefix)