Add tests for configurable paths and finalize implementation

Co-authored-by: elisiariocouto <818914+elisiariocouto@users.noreply.github.com>

tests/unit/test_configurable_paths.py

@@ -0,0 +1,162 @@
+"""Integration tests for configurable paths."""
+
+import pytest
+import tempfile
+import os
+from pathlib import Path
+from unittest.mock import patch
+
+from leggen.utils.paths import path_manager
+from leggen.database.sqlite import persist_balances, get_balances
+
+
+class MockContext:
+    """Mock context for testing."""
+    pass
+
+
+@pytest.mark.unit
+class TestConfigurablePaths:
+    """Test configurable path management."""
+
+    def test_default_paths(self):
+        """Test that default paths are correctly set."""
+        # Reset path manager
+        original_config = path_manager._config_dir
+        original_db = path_manager._database_path
+        
+        try:
+            path_manager._config_dir = None
+            path_manager._database_path = None
+            
+            # Test defaults
+            config_dir = path_manager.get_config_dir()
+            db_path = path_manager.get_database_path()
+            
+            assert config_dir == Path.home() / ".config" / "leggen"
+            assert db_path == Path.home() / ".config" / "leggen" / "leggen.db"
+        finally:
+            path_manager._config_dir = original_config
+            path_manager._database_path = original_db
+
+    def test_environment_variables(self):
+        """Test that environment variables override defaults."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            test_config_dir = Path(tmpdir) / "test-config"
+            test_db_path = Path(tmpdir) / "test.db"
+            
+            with patch.dict(os.environ, {
+                'LEGGEN_CONFIG_DIR': str(test_config_dir),
+                'LEGGEN_DATABASE_PATH': str(test_db_path)
+            }):
+                # Reset path manager to pick up environment variables
+                original_config = path_manager._config_dir
+                original_db = path_manager._database_path
+                
+                try:
+                    path_manager._config_dir = None
+                    path_manager._database_path = None
+                    
+                    config_dir = path_manager.get_config_dir()
+                    db_path = path_manager.get_database_path()
+                    
+                    assert config_dir == test_config_dir
+                    assert db_path == test_db_path
+                finally:
+                    path_manager._config_dir = original_config
+                    path_manager._database_path = original_db
+
+    def test_explicit_path_setting(self):
+        """Test explicitly setting paths."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            test_config_dir = Path(tmpdir) / "explicit-config"
+            test_db_path = Path(tmpdir) / "explicit.db"
+            
+            # Save original paths
+            original_config = path_manager._config_dir
+            original_db = path_manager._database_path
+            
+            try:
+                # Set explicit paths
+                path_manager.set_config_dir(test_config_dir)
+                path_manager.set_database_path(test_db_path)
+                
+                assert path_manager.get_config_dir() == test_config_dir
+                assert path_manager.get_database_path() == test_db_path
+                assert path_manager.get_config_file_path() == test_config_dir / "config.toml"
+                assert path_manager.get_auth_file_path() == test_config_dir / "auth.json"
+            finally:
+                # Restore original paths
+                path_manager._config_dir = original_config
+                path_manager._database_path = original_db
+
+    def test_database_operations_with_custom_path(self):
+        """Test that database operations work with custom paths."""
+        with tempfile.NamedTemporaryFile(suffix=".db", delete=False) as tmp_file:
+            test_db_path = Path(tmp_file.name)
+        
+        # Save original database path
+        original_db = path_manager._database_path
+        
+        try:
+            # Set custom database path
+            path_manager.set_database_path(test_db_path)
+            
+            # Test database operations
+            ctx = MockContext()
+            balance = {
+                "account_id": "test-account",
+                "bank": "TEST_BANK",
+                "status": "active",
+                "iban": "TEST_IBAN",
+                "amount": 1000.0,
+                "currency": "EUR",
+                "type": "available",
+                "timestamp": "2023-01-01T00:00:00",
+            }
+            
+            # Persist balance
+            persist_balances(ctx, balance)
+            
+            # Retrieve balances
+            balances = get_balances()
+            
+            assert len(balances) == 1
+            assert balances[0]["account_id"] == "test-account"
+            assert balances[0]["amount"] == 1000.0
+            
+            # Verify database file exists at custom location
+            assert test_db_path.exists()
+            
+        finally:
+            # Restore original path and cleanup
+            path_manager._database_path = original_db
+            if test_db_path.exists():
+                test_db_path.unlink()
+
+    def test_directory_creation(self):
+        """Test that directories are created as needed."""
+        with tempfile.TemporaryDirectory() as tmpdir:
+            test_config_dir = Path(tmpdir) / "new" / "config" / "dir"
+            test_db_path = Path(tmpdir) / "new" / "db" / "dir" / "test.db"
+            
+            # Save original paths
+            original_config = path_manager._config_dir
+            original_db = path_manager._database_path
+            
+            try:
+                # Set paths to non-existent directories
+                path_manager.set_config_dir(test_config_dir)
+                path_manager.set_database_path(test_db_path)
+                
+                # Ensure directories are created
+                path_manager.ensure_config_dir_exists()
+                path_manager.ensure_database_dir_exists()
+                
+                assert test_config_dir.exists()
+                assert test_db_path.parent.exists()
+                
+            finally:
+                # Restore original paths
+                path_manager._config_dir = original_config
+                path_manager._database_path = original_db