fixed var names, assertion err

Author: srilaasya

agentstack/_tools/py_sql/config.json

@@ -1,5 +1,5 @@
 {
-    "name": "sql-queries",
+    "name": "py_sql",
     "url": "https://pypi.org/project/psycopg2/",
     "category": "database",
     "env": {

agentstack/_tools/py_sql/test.db

@@ -0,0 +1,66 @@
+from sql import Table
+from __init__ import construct_sql_query
+
+def test_query_construction():
+    """Test query construction without a real database"""
+    
+    # Define our test table structure
+    users = Table('users')
+    
+    print("\n=== Testing SELECT queries ===")
+    # Test basic select
+    query, params = construct_sql_query(
+        "select",
+        "users",
+        columns=[users.name, users.age],
+        where=users.age > 18
+    )
+    print("Select users over 18:")
+    print(f"Query: {query}")
+    print(f"Params: {params}")
+    
+    # Test select with multiple conditions
+    query, params = construct_sql_query(
+        "select",
+        "users",
+        columns=[users.name, users.email],
+        where=(users.age > 18) & (users.active == True)
+    )
+    print("\nSelect active users over 18:")
+    print(f"Query: {query}")
+    print(f"Params: {params}")
+    
+    print("\n=== Testing INSERT queries ===")
+    query, params = construct_sql_query(
+        "insert",
+        "users",
+        values=[["John Doe", 25, "john@example.com", True]]
+    )
+    print("Insert new user:")
+    print(f"Query: {query}")
+    print(f"Params: {params}")
+    
+    print("\n=== Testing UPDATE queries ===")
+    query, params = construct_sql_query(
+        "update",
+        "users",
+        columns=[users.active],
+        values=[False],
+        where=users.age < 18
+    )
+    print("Deactivate users under 18:")
+    print(f"Query: {query}")
+    print(f"Params: {params}")
+    
+    print("\n=== Testing DELETE queries ===")
+    query, params = construct_sql_query(
+        "delete",
+        "users",
+        where=users.active == False
+    )
+    print("Delete inactive users:")
+    print(f"Query: {query}")
+    print(f"Params: {params}")
+
+if __name__ == "__main__":
+    test_query_construction()