Overhaul website to modernize design, integrate SVG visualizations, and enhance KI functionality; update documentation for MindMapProjekt.

utils/db_test.py

@@ -0,0 +1,120 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import os
+import sys
+import sqlite3
+
+# Add the parent directory to path so we can import the app
+parent_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+sys.path.insert(0, parent_dir)
+
+from app import app, db_path
+from models import db, User, Thought, MindMapNode, Category
+
+def test_database_connection():
+    """Test if the database exists and can be connected to."""
+    try:
+        if not os.path.exists(db_path):
+            print(f"Database file does not exist: {db_path}")
+            return False
+        
+        conn = sqlite3.connect(db_path)
+        cursor = conn.cursor()
+        cursor.execute("PRAGMA integrity_check")
+        result = cursor.fetchone()
+        conn.close()
+        
+        if result and result[0] == "ok":
+            print(f"Database integrity check passed: {db_path}")
+            return True
+        else:
+            print(f"Database integrity check failed: {result}")
+            return False
+    except Exception as e:
+        print(f"Error testing database connection: {e}")
+        return False
+
+def test_models():
+    """Test if all models are properly defined and can be queried."""
+    with app.app_context():
+        try:
+            print("\nTesting User model...")
+            user_count = User.query.count()
+            print(f"  Found {user_count} users")
+            
+            print("\nTesting Category model...")
+            category_count = Category.query.count()
+            print(f"  Found {category_count} categories")
+            
+            print("\nTesting MindMapNode model...")
+            node_count = MindMapNode.query.count()
+            print(f"  Found {node_count} mindmap nodes")
+            
+            print("\nTesting Thought model...")
+            thought_count = Thought.query.count()
+            print(f"  Found {thought_count} thoughts")
+            
+            if user_count == 0:
+                print("\nWARNING: No users found in the database. You might need to create an admin user.")
+            
+            return True
+        except Exception as e:
+            print(f"Error testing models: {e}")
+            return False
+
+def print_database_stats():
+    """Print database statistics."""
+    with app.app_context():
+        try:
+            stats = []
+            stats.append(("Users", User.query.count()))
+            stats.append(("Categories", Category.query.count()))
+            stats.append(("Mindmap Nodes", MindMapNode.query.count()))
+            stats.append(("Thoughts", Thought.query.count()))
+            
+            print("\nDatabase Statistics:")
+            print("-" * 40)
+            for name, count in stats:
+                print(f"{name:<20} : {count}")
+            print("-" * 40)
+            
+            return True
+        except Exception as e:
+            print(f"Error generating database statistics: {e}")
+            return False
+
+def run_all_tests():
+    """Run all database tests."""
+    success = True
+    
+    print("=" * 60)
+    print("STARTING DATABASE TESTS")
+    print("=" * 60)
+    
+    # Test database connection
+    print("\n1. Testing database connection...")
+    if not test_database_connection():
+        success = False
+    
+    # Test models
+    print("\n2. Testing database models...")
+    if not test_models():
+        success = False
+    
+    # Print statistics
+    print("\n3. Database statistics:")
+    if not print_database_stats():
+        success = False
+    
+    print("\n" + "=" * 60)
+    if success:
+        print("All database tests completed successfully!")
+    else:
+        print("Some database tests failed. Check the output above for details.")
+    print("=" * 60)
+    
+    return success
+
+if __name__ == "__main__":
+    run_all_tests()