test: expand configure load tests with fixture and error cases

tests/test_configure_load.py

@@ -1,32 +1,68 @@
 from pathlib import Path
+from unittest.mock import patch
 
 import pytest
+import yaml
 
 from skywipe.configure import Configuration
 
 
-def test_configuration_load_missing_file(monkeypatch, tmp_path):
+@pytest.fixture
+def config_with_tmp_path(monkeypatch, tmp_path):
     monkeypatch.setattr(Path, "home", lambda: tmp_path)
-    config = Configuration()
-    with pytest.raises(FileNotFoundError):
-        config.load()
+    return Configuration()
 
 
-def test_configuration_load_empty_file(monkeypatch, tmp_path):
-    monkeypatch.setattr(Path, "home", lambda: tmp_path)
-    config = Configuration()
-    config.config_file.parent.mkdir(parents=True, exist_ok=True)
-    config.config_file.write_text("")
+def test_configuration_load_missing_file(config_with_tmp_path):
+    with pytest.raises(FileNotFoundError, match="Configuration file not found"):
+        config_with_tmp_path.load()
+
+
+def test_configuration_load_empty_file(config_with_tmp_path):
+    config_with_tmp_path.config_file.parent.mkdir(parents=True, exist_ok=True)
+    config_with_tmp_path.config_file.write_text("")
 
     with pytest.raises(ValueError, match="empty or invalid"):
-        config.load()
+        config_with_tmp_path.load()
 
 
-def test_configuration_load_invalid_yaml(monkeypatch, tmp_path):
-    monkeypatch.setattr(Path, "home", lambda: tmp_path)
-    config = Configuration()
-    config.config_file.parent.mkdir(parents=True, exist_ok=True)
-    config.config_file.write_text(": bad")
+def test_configuration_load_invalid_yaml(config_with_tmp_path):
+    config_with_tmp_path.config_file.parent.mkdir(parents=True, exist_ok=True)
+    config_with_tmp_path.config_file.write_text(": bad")
 
     with pytest.raises(ValueError, match="Invalid YAML"):
-        config.load()
+        config_with_tmp_path.load()
+
+
+def test_configuration_load_valid_file(config_with_tmp_path):
+    config_with_tmp_path.config_file.parent.mkdir(parents=True, exist_ok=True)
+    config_data = {
+        "handle": "alice.bsky.social",
+        "password": "password123",
+        "batch_size": 10,
+        "delay": 1,
+        "verbose": True
+    }
+    with open(config_with_tmp_path.config_file, "w") as f:
+        yaml.dump(config_data, f)
+
+    result = config_with_tmp_path.load()
+    assert result == config_data
+
+
+def test_configuration_load_file_read_error(config_with_tmp_path):
+    config_with_tmp_path.config_file.parent.mkdir(parents=True, exist_ok=True)
+    config_with_tmp_path.config_file.write_text("handle: alice")
+
+    with patch("builtins.open", side_effect=IOError("Permission denied")):
+        with pytest.raises(ValueError, match="Failed to read configuration file"):
+            config_with_tmp_path.load()
+
+
+def test_configuration_load_file_os_error(config_with_tmp_path):
+    config_with_tmp_path.config_file.parent.mkdir(parents=True, exist_ok=True)
+    config_with_tmp_path.config_file.write_text("handle: alice")
+
+    with patch("builtins.open", side_effect=OSError("File is locked")):
+        with pytest.raises(ValueError, match="Failed to read configuration file"):
+            config_with_tmp_path.load()