Update preimages related stats

Author: davxy

preimages/README.md

@@ -3,6 +3,12 @@
 Both JSON and SCALE formats conform to the JAM ASN.1 [schema](../jam-types-asn/jam-types.asn)
 and this subsystem STF specific [schema](./preimages.asn).
 
+## Statistics
+
+A subset of `ServiceActivityRecord` structure is updated by the STF involved processing these test vectors.
+In particular the `provided-count` and `provided-size` items are updated when new preimages are provided
+to be included in the chain storage via the extrinsic.
+
 ## Vectors
 
 - [preimage_needed-1](./data/preimage_needed-1.json) 🟢

preimages/data/preimage_needed-1.bin

@@ -35,7 +35,8 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     },
     "output": {
         "ok": null
@@ -72,6 +73,7 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     }
 }

preimages/data/preimage_needed-1.json

@@ -40,7 +40,8 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     },
     "output": {
         "ok": null
@@ -83,6 +84,25 @@
                     ]
                 }
             }
+        ],
+        "statistics": [
+            {
+                "id": 3,
+                "record": {
+                    "provided_count": 1,
+                    "provided_size": 46,
+                    "refinement_count": 0,
+                    "refinement_gas_used": 0,
+                    "imports": 0,
+                    "exports": 0,
+                    "extrinsic_size": 0,
+                    "extrinsic_count": 0,
+                    "accumulate_count": 0,
+                    "accumulate_gas_used": 0,
+                    "on_transfers_count": 0,
+                    "on_transfers_gas_used": 0
+                }
+            }
         ]
     }
 }

preimages/data/preimage_needed-2.bin

@@ -29,7 +29,8 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     },
     "output": {
         "err": "preimage_unneeded"
@@ -51,6 +52,7 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     }
 }

preimages/data/preimage_needed-2.json

@@ -43,7 +43,8 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     },
     "output": {
         "err": "preimage_unneeded"
@@ -79,6 +80,7 @@
                     ]
                 }
             }
-        ]
+        ],
+        "statistics": []
     }
 }