add conformance recipe

Author: buffalojoec

.github/workflows/main.yml

@@ -178,6 +178,36 @@ jobs:
             echo "CU usage has changed. Please run `cargo bench` and commit the new results.";
             exit 1;
           fi
+  
+  conformance:
+    name: Conformance Test
+    runs-on: ubuntu-latest
+    needs: build_program
+    steps:
+      - name: Git Checkout
+        uses: actions/checkout@v4
+      
+      - name: Setup Environment
+        uses: ./.github/actions/setup
+        with:
+          cargo-cache-key: cargo-program-conformance
+          cargo-cache-fallback-key: cargo-program
+          solana: true
+      
+      - name: Install System Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libudev-dev pkg-config
+          command -v mollusk >/dev/null 2>&1 || cargo install mollusk-svm-cli
+      
+      - name: Restore Program Builds
+        uses: actions/cache/restore@v4
+        with:
+          path: ./**/*.so
+          key: ${{ runner.os }}-builds-${{ github.sha }}
+      
+      - name: Conformance Test
+        run: make conformance
 
   generate_clients:
     name: Check Client Generation

Makefile

@@ -35,6 +35,9 @@ build-program:
 bench-program-compute-units:
 	cargo bench --manifest-path program/Cargo.toml
 
+conformance:
+	./scripts/conformance.sh
+
 format-js:
 	cd ./clients/js && pnpm install && pnpm format
 

scripts/conformance.sh

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+# Mollusk conformance testing of this Core BPF Config program against the
+# version running on mainnet-beta.
+
+set -euo pipefail
+
+WORKDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+
+PROGRAM_ID="Config1111111111111111111111111111111111111"
+PROGRAM_BINARY_PATH="$WORKDIR/target/deploy/solana_config_program.so"
+BASE_BINARY_PATH="$WORKDIR/program/fuzz/program-mb-3-17-2025.so"
+MOLLUSK_FIXTURES_PATH="$WORKDIR/program/fuzz/blob"
+
+# Test this program against the cloned program for conformance with Mollusk.
+OUTPUT=$(mollusk run-test \
+    --proto firedancer --ignore-compute-units \
+    "$BASE_BINARY_PATH" "$PROGRAM_BINARY_PATH" \
+    "$MOLLUSK_FIXTURES_PATH" "$PROGRAM_ID")
+
+# The last line of output should exactly match the following:
+# [DONE][TEST RESULT]: 0 failures
+if ! grep -q "\[DONE\]\[TEST RESULT\]: 0 failures" <<< "$OUTPUT"; then
+    echo "Error: mismatches detected."
+    exit 1
+fi
+
+echo "$OUTPUT"
+echo "Conformance test passed."