From 40e0662646e91ec03d86e6a649244ff3d462ad81 Mon Sep 17 00:00:00 2001
From: Arjan Zijderveld <5286904+arjanz@users.noreply.github.com>
Date: Wed, 21 Oct 2026 12:32:36 +0200
Subject: [PATCH] Added fuzz spec to fuzzer

---
 pyjamaz/graypaper_constants.py | 12 ++++++++++++
 pyjamaz/settings.py            |  8 ++++----
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/pyjamaz/graypaper_constants.py b/pyjamaz/graypaper_constants.py
index eb68d291..ca4e65be 100644
--- a/pyjamaz/graypaper_constants.py
+++ b/pyjamaz/graypaper_constants.py
@@ -67,6 +67,18 @@
     GAS_REFINE = 1_000_000_000  # GR
     MAXIMUM_AGE_LOOKUP_ANCHOR = 24 # L
 
+elif TEST_SUITE == 'fuzz':
+    CORE_COUNT = 85 #C
+    EPOCH_TIMESLOTS = 60 #E
+    TICKET_SUBMISSION_END_SLOT = 50 #Y
+    ROTATION_PERIOD_CORE = 5  # R
+    MAXIMUM_EXTRINSIC_TICKETS = 4  # K
+    GAS_TOTAL = 875_000_000  # GT
+    GAS_REFINE = 1_250_000_000  # GR
+    PREIMAGE_EXPUNGE_TIMESLOTS = 900 #D=
+    MAXIMUM_AGE_LOOKUP_ANCHOR = 600 # L
+    VALIDATOR_COUNT = 255 #V
+
 
 def valid_validator_count(count: int, *, core_count: int = CORE_COUNT) -> bool:
     return (
diff --git a/pyjamaz/settings.py b/pyjamaz/settings.py
index f38afcd4..e4b52d53 100644
--- a/pyjamaz/settings.py
+++ b/pyjamaz/settings.py
@@ -1,8 +1,8 @@
 import os
 
-TEST_SUITE = 'tiny' # tiny or full
+TEST_SUITE = 'tiny' # tiny, full or fuzz
 GP_VERSION = '0.8.0'
-APP_VERSION = '0.3.2'
+APP_VERSION = '0.3.3'
 
 
 def _apply_jam_fuzz_spec_override():
@@ -12,8 +12,8 @@ def _apply_jam_fuzz_spec_override():
         return
 
     jam_fuzz_spec = os.getenv("JAM_FUZZ_SPEC")
-    if jam_fuzz_spec not in ("tiny", "full"):
-        raise RuntimeError("JAM_FUZZ_SPEC must be set to 'tiny' or 'full' when JAM_FUZZ is set")
+    if jam_fuzz_spec not in ("tiny", "full", "fuzz"):
+        raise RuntimeError("JAM_FUZZ_SPEC must be set to 'tiny', 'full' or 'fuzz' when JAM_FUZZ is set")
     TEST_SUITE = jam_fuzz_spec