From 298fce3f1e558438a5998691cf06074197b49174 Mon Sep 17 00:00:00 2001
From: hana <81144685+2501babe@users.noreply.github.com>
Date: Fri, 6 Dec 2024 03:24:40 -0800
Subject: [PATCH] allow instruction to override sysvars

---
 harness/src/lib.rs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/harness/src/lib.rs b/harness/src/lib.rs
index 5fa5102d..22a6419d 100644
--- a/harness/src/lib.rs
+++ b/harness/src/lib.rs
@@ -155,6 +155,9 @@ impl Mollusk {
         let mut compute_units_consumed = 0;
         let mut timings = ExecuteTimings::default();
 
+        let mut sysvars = self.sysvars.clone();
+        sysvars.fill_from_accounts(&accounts);
+
         let loader_key = self
             .program_cache
             .load_program(&instruction.program_id)
@@ -169,7 +172,7 @@ impl Mollusk {
 
         let mut transaction_context = TransactionContext::new(
             transaction_accounts,
-            self.sysvars.rent.clone(),
+            sysvars.rent.clone(),
             self.compute_budget.max_instruction_stack_depth,
             self.compute_budget.max_instruction_trace_length,
         );
@@ -185,7 +188,7 @@ impl Mollusk {
                     None,
                     Arc::new(self.feature_set.clone()),
                     self.fee_structure.lamports_per_signature,
-                    &SysvarCache::from(&self.sysvars),
+                    &SysvarCache::from(&sysvars),
                 ),
                 None,
                 self.compute_budget,