'commit'

DouYin/dy-downloader/tests/test_config_loader.py

@@ -0,0 +1,39 @@
+import os
+
+import pytest
+
+from config import ConfigLoader
+
+
+def test_config_loader_merges_file_and_defaults(tmp_path, monkeypatch):
+    config_file = tmp_path / "config.yml"
+    config_file.write_text(
+        """
+link:
+  - https://www.douyin.com/video/1
+path: ./Custom/
+thread: 3
+"""
+    )
+
+    monkeypatch.setenv('DOUYIN_THREAD', '8')
+
+    loader = ConfigLoader(str(config_file))
+
+    # Environment variable should override file
+    assert loader.get('thread') == 8
+    # File values should override defaults
+    assert loader.get('path') == './Custom/'
+    # Links should be normalized to list
+    assert loader.get_links() == ['https://www.douyin.com/video/1']
+
+
+def test_config_validation_requires_links_and_path(tmp_path):
+    config_file = tmp_path / "config.yml"
+    config_file.write_text("{}")
+
+    loader = ConfigLoader(str(config_file))
+    assert not loader.validate()
+
+    loader.update(link=['https://www.douyin.com/video/1'], path='./Downloaded/')
+    assert loader.validate() is True