added test data json gen

tests/data/json_gen.py

@@ -0,0 +1,55 @@
+"""
+This script generates a JSON file with a size of 50MB, 500MB and 3GB.
+"""
+import json
+
+three_gb_json_count = 10000000
+five_hundred_mb_json_count = three_gb_json_count // 6
+fifty_mb_json_count = three_gb_json_count // 60
+
+data = []
+for i in range(five_hundred_mb_json_count):
+    charge = {
+        "status": "success",
+        "data": {
+            "order_id": "123456789",
+            "customer": {
+                "name": "John Doe",
+                "email": "johndoe@example.com",
+                "address": {
+                    "street": "123 Main St",
+                    "city": "San Francisco",
+                    "state": "CA",
+                    "zip": "94101"
+                }
+            },
+            "items": [
+                {
+                    "id": "item1",
+                    "name": "Product 1",
+                    "price": 99.99
+                },
+                {
+                    "id": "item2",
+                    "name": "Product 2",
+                    "price": 49.99
+                }
+            ],
+            "total_amount": 149.98
+        }
+    }
+    if i % 2 == 0:
+        charge["status"] = "failed"
+        charge["data"].pop("items")
+    if i % 3 == 0:
+        charge["metadata"] = {
+            "notes": "This is a test charge"
+        }
+    data.append(charge)
+
+# Write the JSON data to a file
+with open("test_medium_500mb_full_json_array.json", "w") as file:
+    # json_text = "\n".join([json.dumps(charge) for charge in data])
+    # file.write(json_text)
+    json.dump(data, file)
+