Add Polygon zkEVM bridge example

ethereum.go

@@ -372,7 +372,7 @@ func (c *Client) pollForBlocks() {
 			prevBlock = block
 
 			rootTS := metrics.NewRegistry().RootTagSet()
-			if c.vu != nil || c.vu.State() != nil || rootTS != nil {
+			if c.vu != nil && c.vu.State() != nil && rootTS != nil {
 				if _, loaded := blocks.LoadOrStore(c.opts.URL+strconv.FormatUint(blockNumber, 10), true); loaded {
 					// We already have a block number for this client, so we can skip this
 					continue

examples/bridge.js

@@ -0,0 +1,42 @@
+import eth from 'k6/x/ethereum';
+
+const contract = JSON.parse(open("./contracts/PolygonZkEVMBridgeV2.json"));
+
+// You can use an existing premined account
+const root_address = "0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266";
+
+const l1_client = new eth.Client({
+    privateKey: "ac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80",
+    url: "http://localhost:8545"
+});
+
+const l2_client = new eth.Client({
+    privateKey: "ac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80",
+    url: "http://localhost:8123"
+});
+
+const bridge = "0x80a540502706aa690476D5534e26939894559c05";
+
+// VU client
+export default function () {
+  const con = l1_client.newContract(bridge, JSON.stringify(contract.abi));
+
+  let nonce = client.getNonce(root_address);
+  let txhash = con.txn(
+    "bridgeAsset", { gas_limit: 100000, nonce: nonce },
+    0x0,
+    root_address,
+    0.0001 * 1e18,
+    "0x0000000000000000000000000000000000000000",
+    false,
+    "",
+  );
+
+  console.log(`txn hash => ${txhash}`);
+
+  client.waitForTransactionReceipt(txhash).then((receipt) => {
+    console.log("tx block hash => " + receipt.block_hash);
+  });
+
+  console.log(JSON.stringify(client.getBalance(root_address)));
+}

examples/comet.js

@@ -0,0 +1,17 @@
+import http from "k6/http";
+import exec from 'k6/execution';
+
+export const options = {
+    iterations: 600,
+    vus: 600,
+};
+
+let tally = 0;
+
+export default function () {
+    const response = http.get('http://localhost:26657/broadcast_tx_commit?tx="cometbft=rocks' + exec.vu.idInInstance + '-' + tally +'"');
+    tally++;
+
+    const body = JSON.parse(response.body);
+    console.log(body);
+}