From f127de8a57f9d47d184b81d3fc951170d4f48921 Mon Sep 17 00:00:00 2001
From: Jan W <jan.we@exodus.io>
Date: Mon, 20 Jul 2026 14:31:22 +0200
Subject: [PATCH] fix: wait for validator to advance past deploy slot

---
 .../tests/integration/prepare-clamp.sh                | 11 +++++++++++
 .../tests/integration/prepare-delta.sh                | 11 +++++++++++
 .../tests/integration/prepare-nearmax.sh              | 11 +++++++++++
 3 files changed, 33 insertions(+)

diff --git a/write-program-buffer/tests/integration/prepare-clamp.sh b/write-program-buffer/tests/integration/prepare-clamp.sh
index d5f81dc..24073f5 100755
--- a/write-program-buffer/tests/integration/prepare-clamp.sh
+++ b/write-program-buffer/tests/integration/prepare-clamp.sh
@@ -40,6 +40,17 @@ if [ -z "$PRE_LEN" ]; then
   exit 1
 fi
 
+DEPLOY_SLOT=$(solana slot -u "$RPC_URL")
+for i in $(seq 1 30); do
+  CURRENT_SLOT=$(solana slot -u "$RPC_URL")
+  [ "$CURRENT_SLOT" -gt "$DEPLOY_SLOT" ] && break
+  if [ "$i" -eq 30 ]; then
+    echo "Validator did not advance past slot $DEPLOY_SLOT" >&2
+    exit 1
+  fi
+  sleep 1
+done
+
 cp "$FIXTURES_DIR/program-big.so" target/deploy/fixture-clamp.so
 
 echo "Prepared clamp scenario: deployer=$DEPLOYER program-id=$PROGRAM_ID pre-len=$PRE_LEN"
diff --git a/write-program-buffer/tests/integration/prepare-delta.sh b/write-program-buffer/tests/integration/prepare-delta.sh
index 444e9af..3d1d7ac 100755
--- a/write-program-buffer/tests/integration/prepare-delta.sh
+++ b/write-program-buffer/tests/integration/prepare-delta.sh
@@ -41,6 +41,17 @@ if [ -z "$PRE_LEN" ]; then
   exit 1
 fi
 
+DEPLOY_SLOT=$(solana slot -u "$RPC_URL")
+for i in $(seq 1 30); do
+  CURRENT_SLOT=$(solana slot -u "$RPC_URL")
+  [ "$CURRENT_SLOT" -gt "$DEPLOY_SLOT" ] && break
+  if [ "$i" -eq 30 ]; then
+    echo "Validator did not advance past slot $DEPLOY_SLOT" >&2
+    exit 1
+  fi
+  sleep 1
+done
+
 cp "$FIXTURES_DIR/program-medium.so" target/deploy/fixture-delta.so
 
 echo "Prepared delta scenario: deployer=$DEPLOYER program-id=$PROGRAM_ID pre-len=$PRE_LEN delta=$DELTA"
diff --git a/write-program-buffer/tests/integration/prepare-nearmax.sh b/write-program-buffer/tests/integration/prepare-nearmax.sh
index 232d55b..09fab15 100755
--- a/write-program-buffer/tests/integration/prepare-nearmax.sh
+++ b/write-program-buffer/tests/integration/prepare-nearmax.sh
@@ -71,6 +71,17 @@ if [ "$PRE_LEN" -ne "$TARGET_CURRENT" ]; then
   exit 1
 fi
 
+EXTEND_SLOT=$(solana slot -u "$RPC_URL")
+for i in $(seq 1 30); do
+  CURRENT_SLOT=$(solana slot -u "$RPC_URL")
+  [ "$CURRENT_SLOT" -gt "$EXTEND_SLOT" ] && break
+  if [ "$i" -eq 30 ]; then
+    echo "Validator did not advance past slot $EXTEND_SLOT" >&2
+    exit 1
+  fi
+  sleep 1
+done
+
 echo "Prepared nearmax scenario: deployer=$DEPLOYER program-id=$PROGRAM_ID pre-len=$PRE_LEN headroom=$HEADROOM"
 {
   echo "keypair=$(cat "$SCENARIO_DIR/deployer.json")"