#!/bin/bash
# Test script for trace_transaction and trace_call MCP tools
# Uses curl to interact with the MCP server
set -e
MCP_SERVER_URL="http://localhost:3000"
CONTRACT_ADDRESS="0x5fbdb2315678afecb367f032d93f642f64180aa3"
DEPLOYMENT_TX_HASH="0x3f87a36555b1c0c6d1fb9a162c42e43323c2809e3fd25bbcc25df1c2bad50ae8"
VALUE_FUNCTION_SELECTOR="0x3fa4f245"
echo "🚀 MCP Tracing Tools Test Suite"
echo "================================================================================"
echo "Contract Address: $CONTRACT_ADDRESS"
echo "Deployment TX Hash: $DEPLOYMENT_TX_HASH"
echo "Test Function: value() [selector: $VALUE_FUNCTION_SELECTOR]"
echo "================================================================================"
# Create a temporary file for SSE connection
SSE_LOG=$(mktemp)
echo ""
echo "🔌 Connecting to MCP server SSE endpoint..."
# Start SSE connection in background and log output
curl -sN "$MCP_SERVER_URL/sse" > "$SSE_LOG" 2>&1 &
SSE_PID=$!
# Give it a moment to connect
sleep 1
# Extract session ID from SSE log
SESSION_ID=$(grep -A1 "event: endpoint" "$SSE_LOG" | grep "data:" | sed 's/.*sessionId=\([^&"]*\).*/\1/' | head -1)
if [ -z "$SESSION_ID" ]; then
echo "❌ Failed to get session ID from SSE"
echo "SSE Log contents:"
cat "$SSE_LOG"
kill $SSE_PID 2>/dev/null || true
rm -f "$SSE_LOG"
exit 1
fi
echo "✅ Got session ID: $SESSION_ID"
echo "✅ SSE connection established (PID: $SSE_PID)"
# Function to call MCP tool
call_tool() {
local tool_name=$1
local args=$2
local id=$3
curl -s -X POST "$MCP_SERVER_URL/messages?sessionId=$SESSION_ID" \
-H "Content-Type: application/json" \
-d "{
\"jsonrpc\": \"2.0\",
\"id\": $id,
\"method\": \"tools/call\",
\"params\": {
\"name\": \"$tool_name\",
\"arguments\": $args
}
}"
}
# Initialize MCP session
echo "🔧 Initializing MCP session..."
INIT_RESPONSE=$(curl -s -X POST "$MCP_SERVER_URL/messages?sessionId=$SESSION_ID" \
-H "Content-Type: application/json" \
-d '{
"jsonrpc": "2.0",
"id": 1,
"method": "initialize",
"params": {
"protocolVersion": "2024-11-05",
"capabilities": {},
"clientInfo": {
"name": "trace-test",
"version": "1.0.0"
}
}
}')
if echo "$INIT_RESPONSE" | grep -q '"error"'; then
echo "❌ Failed to initialize MCP session"
echo "$INIT_RESPONSE" | jq . 2>/dev/null || echo "$INIT_RESPONSE"
kill $SSE_PID 2>/dev/null || true
rm -f "$SSE_LOG"
exit 1
fi
echo "✅ MCP session initialized"
REQUEST_ID=2
echo ""
echo "================================================================================"
echo "📍 TESTING trace_transaction"
echo "================================================================================"
# Test 1: callTracer
echo ""
echo "📊 Testing: callTracer"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_transaction" "{
\"txHash\": \"$DEPLOYMENT_TX_HASH\",
\"rpcUrl\": \"http://localhost:8545\",
\"tracerConfig\": {
\"tracer\": \"callTracer\"
}
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result preview:"
echo "$RESULT" | jq . 2>/dev/null | head -50 || echo "$RESULT"
fi
REQUEST_ID=$((REQUEST_ID + 1))
sleep 0.5
# Test 2: prestateTracer
echo ""
echo "📊 Testing: prestateTracer"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_transaction" "{
\"txHash\": \"$DEPLOYMENT_TX_HASH\",
\"rpcUrl\": \"http://localhost:8545\",
\"tracerConfig\": {
\"tracer\": \"prestateTracer\"
}
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result preview:"
echo "$RESULT" | jq . 2>/dev/null | head -50 || echo "$RESULT"
fi
REQUEST_ID=$((REQUEST_ID + 1))
sleep 0.5
# Test 3: 4byteTracer
echo ""
echo "📊 Testing: 4byteTracer"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_transaction" "{
\"txHash\": \"$DEPLOYMENT_TX_HASH\",
\"rpcUrl\": \"http://localhost:8545\",
\"tracerConfig\": {
\"tracer\": \"4byteTracer\"
}
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
fi
REQUEST_ID=$((REQUEST_ID + 1))
sleep 0.5
# Test 4: No tracer (raw opcodes)
echo ""
echo "📊 Testing: No tracer (raw opcodes)"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_transaction" "{
\"txHash\": \"$DEPLOYMENT_TX_HASH\",
\"rpcUrl\": \"http://localhost:8545\"
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result preview (first 100 lines):"
echo "$RESULT" | jq . 2>/dev/null | head -100 || echo "$RESULT"
fi
REQUEST_ID=$((REQUEST_ID + 1))
sleep 0.5
echo ""
echo "================================================================================"
echo "📍 TESTING trace_call"
echo "================================================================================"
# Test 5: trace_call with callTracer
echo ""
echo "📊 Testing: callTracer for value() function call"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_call" "{
\"to\": \"$CONTRACT_ADDRESS\",
\"data\": \"$VALUE_FUNCTION_SELECTOR\",
\"rpcUrl\": \"http://localhost:8545\",
\"tracerConfig\": {
\"tracer\": \"callTracer\"
}
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
fi
REQUEST_ID=$((REQUEST_ID + 1))
sleep 0.5
# Test 6: trace_call with prestateTracer
echo ""
echo "📊 Testing: prestateTracer for value() function call"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_call" "{
\"to\": \"$CONTRACT_ADDRESS\",
\"data\": \"$VALUE_FUNCTION_SELECTOR\",
\"rpcUrl\": \"http://localhost:8545\",
\"tracerConfig\": {
\"tracer\": \"prestateTracer\"
}
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
fi
REQUEST_ID=$((REQUEST_ID + 1))
sleep 0.5
# Test 7: trace_call with no tracer
echo ""
echo "📊 Testing: Raw opcode trace for value() function call"
echo "--------------------------------------------------------------------------------"
RESULT=$(call_tool "trace_call" "{
\"to\": \"$CONTRACT_ADDRESS\",
\"data\": \"$VALUE_FUNCTION_SELECTOR\",
\"rpcUrl\": \"http://localhost:8545\"
}" $REQUEST_ID)
if echo "$RESULT" | grep -q '"error"'; then
echo "❌ Error:"
echo "$RESULT" | jq . 2>/dev/null || echo "$RESULT"
else
echo "✅ Success!"
echo "📄 Result preview (first 100 lines):"
echo "$RESULT" | jq . 2>/dev/null | head -100 || echo "$RESULT"
fi
echo ""
echo "================================================================================"
echo "✅ Test suite completed!"
echo "================================================================================"
# Cleanup
kill $SSE_PID 2>/dev/null || true
rm -f "$SSE_LOG"
