foo.diff

diff --git a/src/ui/setup/helpers.ts b/src/ui/setup/helpers.ts
index ece03f86c..3167a0224 100644
--- a/src/ui/setup/helpers.ts
+++ b/src/ui/setup/helpers.ts
@@ -51,6 +51,7 @@ export async function setupAppHelper(store: UIStore) {
     prefs,
     features,
     asyncStore,
+    protocolVersion,
     triggerEvent,
     replaySession,
     sendMessage: (cmd, args = {}, pauseId) =>
diff --git a/test/src/runTest.js b/test/src/runTest.js
index 81f1d24cb..c299bfe3a 100644
--- a/test/src/runTest.js
+++ b/test/src/runTest.js
@@ -32,6 +32,7 @@ async function recordBrowser(state, test, testPath, browserName, saveFixture) {
       ws.on("framereceived", frameData => websocketLogs.push(JSON.parse(frameData.payload)));
     });
 
+    let protocolVersion;
     const result = await waitUntilMessage(page, "TestFinished", state.testTimeout * 1000);
 
     success = result.success;
@@ -46,6 +47,12 @@ async function recordBrowser(state, test, testPath, browserName, saveFixture) {
     await browser.close();
   }
 
+  console.log(protocolVersion);
+  const recordingId = cachedTests[test];
+  const cachedFixture = await fetchFixture(recordingId);
+  if (previousProtocolVersion != protocolVersion) {
+  }
+
   if (state.updateFixtures && saveFixture) {
     fs.writeFileSync(
       `./public/test/fixtures/${test.substr(0, test.length - 3)}.json`,
diff --git a/test/src/utils.js b/test/src/utils.js
index 9e978e1d1..56c3ddeda 100644
--- a/test/src/utils.js
+++ b/test/src/utils.js
@@ -2,11 +2,27 @@
 
 const os = require("os");
 const https = require("https");
+const { fstat } = require("fs");
 
 function tmpFile() {
   return os.tmpdir() + "/" + ((Math.random() * 1e9) | 0);
 }
 
+type Fixture = {
+  version: string,
+  messages: string[],
+};
+async function fetchFixtures(recordingId, test): Fixture {
+  const messages = await client.Network.getWebsocketMessages(recordingId, sessionId);
+  const version = await client.Debugger.evaluateExpression(
+    recordingId,
+    sessionId,
+    "window.app.protocolVersion"
+  );
+
+  fs.writeFileSync(`./test/fixtures/${test}.json`, JSON.stringify({ version, messages }));
+}
+
 async function waitUntilMessage(page, message, timeout = 30_000) {
   return await new Promise((resolve, reject) => {
     setTimeout(reject, timeout);