Index: tools/page_cycler/webpagereplay/extension/start.js |
diff --git a/tools/page_cycler/webpagereplay/extension/start.js b/tools/page_cycler/webpagereplay/extension/start.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3250edbb90d5326573928413d1357dbcea47c94c |
--- /dev/null |
+++ b/tools/page_cycler/webpagereplay/extension/start.js |
@@ -0,0 +1,89 @@ |
+// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+document.cookie = "__navigated_to_report=0; path=/"; |
+document.cookie = "__pc_done=0; path=/"; |
+document.cookie = "__pc_timings=; path=/"; |
+ |
+function dirname(path) { |
+ var match = path.match(/(.*)\//); |
+ if (match) { |
+ return match[1]; |
+ } else { |
+ return "."; |
+ } |
+} |
+ |
+function IsWprRecordMode() { |
+ var kStatusUrl = "http://wprwprwpr/web-page-replay-command-status"; |
+ var isRecordMode; |
+ var xhr = new XMLHttpRequest(); |
+ var useAsync = false; |
+ xhr.open("GET", kStatusUrl, useAsync); |
+ xhr.timeout = 500; |
+ xhr.onreadystatechange = function() { |
+ if (xhr.readyState == 4 && xhr.status == 200) { |
+ var status = JSON.parse(xhr.responseText); |
+ isRecordMode = status["is_record_mode"]; |
+ console.log("WPR record mode?: " + isRecordMode); |
+ } |
+ }; |
+ try { |
+ xhr.send(); |
+ } catch(e) { |
+ throw "Web Page Replay is not responding. Start WPR to continue." |
+ } |
+ return isRecordMode; |
+} |
+ |
+ |
+function TryStart() { |
+ console.log("try start"); |
+ var status_element = document.getElementById("status"); |
+ |
+ var config_json; |
+ var config; |
+ try { |
+ config_json = document.getElementById("json").textContent; |
+ config = JSON.parse(config_json); |
+ } catch(err) { |
+ console.log("Bad json data: " + config_json); |
+ status_element.textContent = "Exception: " + err + "\njson data: " + |
+ config_json; |
+ return; |
+ } |
+ var isRecordMode = false; |
+ try { |
+ isRecordMode = IsWprRecordMode(); |
+ } catch (err) { |
+ status_element.textContent = err; |
+ setTimeout(TryStart, 5000); |
+ return; |
+ } |
+ |
+ if (!config["shouldStart"]) { |
+ status_element.textContent = |
+ "Press 'Start' to continue (or load this page with 'auto=1')."; |
+ return; |
+ } |
+ |
+ try { |
+ var reportDir = dirname(dirname(window.location.pathname)) + "/common"; |
+ config["reportUrl"] = "file://" + reportDir + "/report.html"; |
+ config["isRecordMode"] = isRecordMode; |
+ var port = chrome.extension.connect(); |
+ port.postMessage({message: "start", benchmark: config}); |
+ console.log("sending start message: page count, " + |
+ config["pageSets"].length); |
+ } catch(err) { |
+ console.log("TryStart retrying after exception: " + err); |
+ status_element.textContent = "Exception: " + err; |
+ setTimeout(TryStart, 1000); |
+ return; |
+ } |
+ status_element.textContent = "STARTING"; |
+} |
+ |
+// We wait before starting the test just to let chrome warm up better. |
+setTimeout(TryStart, 250); |