w3vm: added call benchmark

w3vm/bench_test.go

@@ -104,6 +104,46 @@ func BenchmarkVM(b *testing.B) {
 	b.ReportMetric(float64(gasSimulated)/dur.Seconds(), "gas/s")
 }
 
+func BenchmarkVMCall_UniswapV3Quote(b *testing.B) {
+	addrQuoter := w3.A("0xb27308f9F90D607463bb33eA1BeBb41C27CE5AB6")
+	addrWETH := w3.A("0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2")
+	addrUSDC := w3.A("0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48")
+	funcQuote := w3.MustNewFunc("quoteExactInputSingle(address tokenIn, address tokenOut, uint24 fee, uint256 amountIn, uint160 sqrtPriceLimitX96)", "uint256 amountOut")
+
+	vm, err := w3vm.New(
+		w3vm.WithFork(client, big.NewInt(20_000_000)),
+		w3vm.WithTB(b),
+	)
+	if err != nil {
+		b.Fatalf("Failed to build VM: %v", err)
+	}
+
+	input, err := funcQuote.EncodeArgs(addrWETH, addrUSDC, big.NewInt(500), w3.BigEther, w3.Big0)
+	if err != nil {
+		b.Fatalf("Failed to encode input: %v", err)
+	}
+	quoteMsg := &w3types.Message{
+		To:    &addrQuoter,
+		Input: input,
+	}
+
+	b.ReportAllocs()
+	b.ResetTimer()
+
+	var gasSimulated uint64
+	for range b.N {
+		receipt, err := vm.Call(quoteMsg)
+		if err != nil {
+			b.Fatalf("Failed to quote: %v", err)
+		}
+		gasSimulated += receipt.GasUsed
+	}
+
+	// report simulated gas per second
+	dur := b.Elapsed()
+	b.ReportMetric(float64(gasSimulated)/dur.Seconds(), "gas/s")
+}
+
 func BenchmarkVMSnapshot(b *testing.B) {
 	depositMsg := &w3types.Message{
 		From:  addr0,