Updated log names. Should be easier to find if you forget to delete old logs. Now just called fenrir.log, we don't tend to need to have multiple logs anyway.

tests/unit/test_debug_manager.py

@@ -0,0 +1,59 @@
+from fenrirscreenreader.core.debugManager import DebugManager
+
+
+def test_default_debug_file_uses_flat_name(tmp_path, monkeypatch):
+    monkeypatch.setattr(DebugManager, "DEFAULT_LOG_DIR", str(tmp_path))
+    manager = DebugManager()
+    try:
+        manager.open_debug_file()
+
+        assert manager.get_debug_file() == str(tmp_path / "fenrir.log")
+        assert (tmp_path / "fenrir.log").exists()
+    finally:
+        manager.close_debug_file()
+
+
+def test_default_debug_file_uses_next_number_when_locked(
+    tmp_path, monkeypatch
+):
+    monkeypatch.setattr(DebugManager, "DEFAULT_LOG_DIR", str(tmp_path))
+    first_manager = DebugManager()
+    second_manager = DebugManager()
+    try:
+        first_manager.open_debug_file()
+        second_manager.open_debug_file()
+
+        assert first_manager.get_debug_file() == str(tmp_path / "fenrir.log")
+        assert second_manager.get_debug_file() == str(
+            tmp_path / "fenrir2.log"
+        )
+        assert (tmp_path / "fenrir2.log").exists()
+    finally:
+        second_manager.close_debug_file()
+        first_manager.close_debug_file()
+
+
+def test_default_debug_file_reuses_unlocked_flat_name(tmp_path, monkeypatch):
+    monkeypatch.setattr(DebugManager, "DEFAULT_LOG_DIR", str(tmp_path))
+    first_manager = DebugManager()
+    second_manager = DebugManager()
+    try:
+        first_manager.open_debug_file()
+        first_manager.close_debug_file()
+        second_manager.open_debug_file()
+
+        assert second_manager.get_debug_file() == str(tmp_path / "fenrir.log")
+    finally:
+        second_manager.close_debug_file()
+
+
+def test_explicit_debug_file_uses_exact_path(tmp_path):
+    debug_file = tmp_path / "custom.log"
+    manager = DebugManager(str(debug_file))
+    try:
+        manager.open_debug_file()
+
+        assert manager.get_debug_file() == str(debug_file)
+        assert debug_file.exists()
+    finally:
+        manager.close_debug_file()