Split ExtensionWebRequestApiTest.WebRequestEvents into multiple tests to

chrome/test/data/extensions/api_test/webrequest/events/test.html

-<script>
-var getURL = chrome.extension.getURL;
-var deepEq = chrome.test.checkDeepEq;
-var expectedEventData;
-var capturedEventData;
-var expectedEventOrder;
-var tabId;
-var eventsCaptured;
-
-// PORT will be changed to the port of the test server.
-var URL_HTTP_SIMPLE_LOAD =
-    'http://www.a.com:PORT/files/extensions/api_test/webrequest/events/simpleLoad/a.html';
-var URL_HTTP_SIMPLE_LOAD_REDIRECT =
-    'http://www.a.com:PORT/server-redirect?'+URL_HTTP_SIMPLE_LOAD;
-var URL_ECHO_USER_AGENT =
-    'http://www.a.com:PORT/echoheader?User-Agent';
-var URL_AUTH_REQUIRED =
-    'http://www.a.com:PORT/auth-basic';
-var URL_HTTP_XHR =
-    'http://www.a.com:PORT/files/extensions/api_test/webrequest/events/xhr/a.html';
-var URL_HTTP_XHR_DATA =
-    'http://www.a.com:PORT/files/extensions/api_test/webrequest/events/xhr/data.json';
-
-function runTests(tests) {
-  chrome.tabs.getSelected(null, function(tab) {
-    tabId = tab.id;
-    chrome.test.getConfig(function(config) {
-      var fixPort = function(url) {
-        return url.replace(/PORT/g, config.testServer.port);
-      };
-      URL_HTTP_SIMPLE_LOAD = fixPort(URL_HTTP_SIMPLE_LOAD);
-      URL_HTTP_SIMPLE_LOAD_REDIRECT = fixPort(URL_HTTP_SIMPLE_LOAD_REDIRECT);
-      URL_ECHO_USER_AGENT = fixPort(URL_ECHO_USER_AGENT);
-      URL_AUTH_REQUIRED = fixPort(URL_AUTH_REQUIRED);
-      URL_HTTP_XHR = fixPort(URL_HTTP_XHR);
-      URL_HTTP_XHR_DATA = fixPort(URL_HTTP_XHR_DATA);
-
-      chrome.test.runTests(tests);
-    });
-  });
-}
-
-// Helper to advance to the next test only when the tab has finished loading.
-// This is because tabs.update can sometimes fail if the tab is in the middle
-// of a navigation (from the previous test), resulting in flakiness.
-function navigateAndWait(url, callback) {
-  var done = chrome.test.listenForever(chrome.tabs.onUpdated,
-      function (_, info, tab) {
-    if (tab.id == tabId && info.status == "complete") {
-      if (callback) callback();
-      done();
-    }
-  });
-  chrome.tabs.update(tabId, {url: url});
-}
-
-// data: array of extected events, each one is a dictionary:
-//     { label: "<unique identifier>",
-//       event: "<webrequest event type>",
-//       details: { <expected details of the webrequest event> },
-//       retval: { <dictionary that the event handler shall return> } (optional)
-//     }
-// order: an array of sequences, e.g. [ ["a", "b", "c"], ["d", "e"] ] means that
-//     event with label "a" needs to occur before event with label "b". The
-//     relative order of "a" and "d" does not matter.
-// filter: filter dictionary passed on to the event subscription of the
-//     webRequest API.
-// extraInfoSpec: the union of all desired extraInfoSpecs for the events.
-function expect(data, order, filter, extraInfoSpec) {
-  expectedEventData = data;
-  capturedEventData = [];
-  expectedEventOrder = order;
-  eventsCaptured = chrome.test.callbackAdded();
-  tabAndFrameUrls = {};  // Maps "{tabId}-{frameId}" to the URL of the frame.
-  removeListeners();
-  initListeners(filter || {}, extraInfoSpec || []);
-}
-
-function checkExpectations() {
-  if (capturedEventData.length < expectedEventData.length) {
-    return;
-  }
-  if (capturedEventData.length > expectedEventData.length) {
-    chrome.test.fail("Recorded too many events. " +
-        JSON.stringify(capturedEventData));
-    return;
-  }
-  // We have ensured that capturedEventData contains exactly the same elements
-  // as expectedEventData. Now we need to verify the ordering.
-  // Step 1: build positions such that
-  //     positions[<event-label>]=<position of this event in capturedEventData>
-  var curPos = 0;
-  var positions = {}
-  capturedEventData.forEach(function (event) {
-    chrome.test.assertTrue(event.hasOwnProperty("label"));
-    positions[event.label] = curPos;
-    curPos++;
-  });
-  // Step 2: check that elements arrived in correct order
-  expectedEventOrder.forEach(function (order) {
-    var previousLabel = undefined;
-    order.forEach(function(label) {
-      if (previousLabel === undefined) {
-        previousLabel = label;
-        return;
-      }
-      chrome.test.assertTrue(positions[previousLabel] < positions[label],
-          "Event " + previousLabel + " is supposed to arrive before " +
-          label + ".");
-      previousLabel = label;
-    });
-  });
-
-  eventsCaptured();
-}
-
-// Simple check to see that we have a User-Agent header, and that it contains
-// an expected value. This is a basic check that the request headers are valid.
-function checkUserAgent(headers) {
-  for (var i in headers) {
-    if (headers[i].name.toLowerCase() == "user-agent")
-      return headers[i].value.toLowerCase().indexOf("chrome") != -1;
-  }
-  return false;
-}
-
-function captureEvent(name, details) {
-  // Ignore system-level requests like safebrowsing updates and favicon fetches
-  // since they are unpredictable.
-  if (details.tabId == -1 || details.type == "other" ||
-      details.url.match(/\/favicon.ico$/) ||
-      details.url.match(/https:\/\/dl.google.com/))
-    return;
-
-  // Pull the extra per-event options out of the expected data. These let
-  // us specify special return values per event.
-  var currentIndex = capturedEventData.length;
-  var extraOptions;
-  if (expectedEventData.length > currentIndex) {
-    retval = expectedEventData[currentIndex].retval;
-  }
-
-  // Check that the frameId can be used to reliably determine the URL of the
-  // frame that caused requests.
-  if (name == "onBeforeRequest") {
-    chrome.test.assertTrue('frameId' in details &&
-                           typeof details.frameId === 'number');
-    chrome.test.assertTrue('tabId' in details &&
-                            typeof details.tabId === 'number');
-    var key = details.tabId + "-" + details.frameId;
-    if (details.type == "main_frame" || details.type == "sub_frame") {
-      tabAndFrameUrls[key] = details.url;
-    }
-    details.frameUrl = tabAndFrameUrls[key] || "unknown frame URL";
-  }
-  delete details.frameId;
-
-  delete details.requestId;
-  delete details.timeStamp;
-  if (details.requestHeaders) {
-    details.requestHeadersValid = checkUserAgent(details.requestHeaders);
-    delete details.requestHeaders;
-  }
-  if (details.responseHeaders) {
-    details.responseHeadersExist = true;
-    delete details.responseHeaders;
-  }
-
-  // find |details| in expectedEventData
-  var found = false;
-  var label = undefined;
-  expectedEventData.forEach(function (exp) {
-    if (deepEq(exp.event, name) && deepEq(exp.details, details)) {
-      if (found) {
-        chrome.test.fail("Received event twice '" + name + "':" +
-            JSON.stringify(details));
-      } else {
-        found = true;
-        label = exp.label;
-      }
-    }
-  });
-  if (!found) {
-    chrome.test.fail("Received unexpected event '" + name + "':" +
-        JSON.stringify(details));
-  }
-
-  capturedEventData.push({label: label, event: name, details: details});
-  checkExpectations();
-  return retval;
-}
-
-// Simple array intersection. We use this to filter extraInfoSpec so
-// that only the allowed specs are sent to each listener.
-function intersect(array1, array2) {
-  return array1.filter(function(x) { return array2.indexOf(x) != -1; });
-}
-
-function initListeners(filter, extraInfoSpec) {
-  chrome.experimental.webRequest.onBeforeRequest.addListener(
-      function(details) {
-    return captureEvent("onBeforeRequest", details);
-  }, filter, intersect(extraInfoSpec, ["blocking"]));
-  chrome.experimental.webRequest.onBeforeSendHeaders.addListener(
-      function(details) {
-    return captureEvent("onBeforeSendHeaders", details);
-  }, filter, intersect(extraInfoSpec, ["blocking", "requestHeaders"]));
-  chrome.experimental.webRequest.onSendHeaders.addListener(
-      function(details) {
-    return captureEvent("onSendHeaders", details);
-  }, filter, intersect(extraInfoSpec, ["requestHeaders"]));
-  chrome.experimental.webRequest.onAuthRequired.addListener(
-      function(details) {
-    return captureEvent("onAuthRequired", details);
-  }, filter, intersect(extraInfoSpec, ["responseHeaders", "statusLine"]));
-  chrome.experimental.webRequest.onResponseStarted.addListener(
-      function(details) {
-    return captureEvent("onResponseStarted", details);
-  }, filter, intersect(extraInfoSpec, ["responseHeaders", "statusLine"]));
-  chrome.experimental.webRequest.onBeforeRedirect.addListener(
-      function(details) {
-    return captureEvent("onBeforeRedirect", details);
-  }, filter, intersect(extraInfoSpec, ["responseHeaders", "statusLine"]));
-  chrome.experimental.webRequest.onCompleted.addListener(
-      function(details) {
-    return captureEvent("onCompleted", details);
-  }, filter, intersect(extraInfoSpec, ["responseHeaders", "statusLine"]));
-  chrome.experimental.webRequest.onErrorOccurred.addListener(
-      function(details) {
-    return captureEvent("onErrorOccurred", details);
-  }, filter);
-}
-
-function removeListeners() {
-  function helper(event) {
-    // Note: We're poking at the internal event data, but it's easier than
-    // the alternative. If this starts failing, we just need to update this
-    // helper.
-    for (var cb in event.callbackMap_) {
-      event.removeListener(cb);
-    }
-    chrome.test.assertFalse(event.hasListeners());
-  }
-  helper(chrome.experimental.webRequest.onBeforeRequest);
-  helper(chrome.experimental.webRequest.onBeforeSendHeaders);
-  helper(chrome.experimental.webRequest.onAuthRequired);
-  helper(chrome.experimental.webRequest.onSendHeaders);
-  helper(chrome.experimental.webRequest.onResponseStarted);
-  helper(chrome.experimental.webRequest.onBeforeRedirect);
-  helper(chrome.experimental.webRequest.onCompleted);
-  helper(chrome.experimental.webRequest.onErrorOccurred);
-}
-
-runTests([
-  // Navigates to a blank page.
-  function simpleLoad() {
-    expect(
-      [  // events
-        { label: "a-onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("simpleLoad/a.html"),
-            frameUrl: getURL("simpleLoad/a.html")
-          }
-        },
-        { label: "a-onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("simpleLoad/a.html"),
-            statusCode: 200,
-            fromCache: false
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "a-onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("simpleLoad/a.html"),
-            statusCode: 200,
-            fromCache: false
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-      ],
-      [  // event order
-      ["a-onBeforeRequest", "a-onResponseStarted", "a-onCompleted"] ]);
-    navigateAndWait(getURL("simpleLoad/a.html"));
-  },
-
-  // Navigates to a blank page via HTTP. Only HTTP requests get the
-  // onBeforeSendHeaders event.
-  function simpleLoadHttp() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest-1",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: URL_HTTP_SIMPLE_LOAD_REDIRECT,
-            frameUrl: URL_HTTP_SIMPLE_LOAD_REDIRECT
-          }
-        },
-        { label: "onBeforeSendHeaders-1",
-          event: "onBeforeSendHeaders",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD_REDIRECT,
-            requestHeadersValid: true
-          }
-        },
-        { label: "onSendHeaders-1",
-          event: "onSendHeaders",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD_REDIRECT,
-            requestHeadersValid: true
-          }
-        },
-        { label: "onBeforeRedirect",
-          event: "onBeforeRedirect",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD_REDIRECT,
-            redirectUrl: URL_HTTP_SIMPLE_LOAD,
-            statusCode: 301,
-            responseHeadersExist: true,
-            ip: "127.0.0.1",
-            fromCache: false,
-            statusLine: "HTTP/1.0 301 Moved Permanently"
-          }
-        },
-        { label: "onBeforeRequest-2",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: URL_HTTP_SIMPLE_LOAD,
-            frameUrl: URL_HTTP_SIMPLE_LOAD
-          }
-        },
-        { label: "onBeforeSendHeaders-2",
-          event: "onBeforeSendHeaders",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD,
-            requestHeadersValid: true
-          }
-        },
-        { label: "onSendHeaders-2",
-          event: "onSendHeaders",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD,
-            requestHeadersValid: true
-          }
-        },
-        { label: "onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD,
-            statusCode: 200,
-            responseHeadersExist: true,
-            ip: "127.0.0.1",
-            fromCache: false,
-            statusLine: "HTTP/1.0 200 OK",
-          }
-        },
-        { label: "onCompleted",
-          event: "onCompleted",
-          details: {
-            url: URL_HTTP_SIMPLE_LOAD,
-            statusCode: 200,
-            ip: "127.0.0.1",
-            fromCache: false,
-            responseHeadersExist: true,
-            statusLine: "HTTP/1.0 200 OK"
-          }
-        }
-      ],
-      [  // event order
-        ["onBeforeRequest-1", "onBeforeSendHeaders-1", "onSendHeaders-1",
-         "onBeforeRedirect",
-         "onBeforeRequest-2", "onBeforeSendHeaders-2", "onSendHeaders-2",
-         "onResponseStarted", "onCompleted"] ],
-      {},  // filter
-      ["requestHeaders", "responseHeaders", "statusLine"]);
-    navigateAndWait(URL_HTTP_SIMPLE_LOAD_REDIRECT);
-  },
-
-  // Navigates to a page to generates an XHR.
-  function xhrLoad() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest-1",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: URL_HTTP_XHR,
-            frameUrl: URL_HTTP_XHR
-          }
-        },
-        { label: "onBeforeSendHeaders-1",
-          event: "onBeforeSendHeaders",
-          details: {
-            url: URL_HTTP_XHR,
-          }
-        },
-        { label: "onSendHeaders-1",
-          event: "onSendHeaders",
-          details: {
-            url: URL_HTTP_XHR,
-          }
-        },
-        { label: "onResponseStarted-1",
-          event: "onResponseStarted",
-          details: {
-            url: URL_HTTP_XHR,
-            statusCode: 200,
-            ip: "127.0.0.1",
-            fromCache: false,
-          }
-        },
-        { label: "onCompleted-1",
-          event: "onCompleted",
-          details: {
-            url: URL_HTTP_XHR,
-            statusCode: 200,
-            ip: "127.0.0.1",
-            fromCache: false,
-          }
-        },
-        { label: "onBeforeRequest-2",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "xmlhttprequest",
-            url: URL_HTTP_XHR_DATA,
-            frameUrl: URL_HTTP_XHR
-          }
-        },
-        { label: "onBeforeSendHeaders-2",
-          event: "onBeforeSendHeaders",
-          details: {
-            url: URL_HTTP_XHR_DATA,
-          }
-        },
-        { label: "onSendHeaders-2",
-          event: "onSendHeaders",
-          details: {
-            url: URL_HTTP_XHR_DATA,
-          }
-        },
-        { label: "onResponseStarted-2",
-          event: "onResponseStarted",
-          details: {
-            url: URL_HTTP_XHR_DATA,
-            statusCode: 200,
-            ip: "127.0.0.1",
-            fromCache: false,
-          }
-        },
-        { label: "onCompleted-2",
-          event: "onCompleted",
-          details: {
-            url: URL_HTTP_XHR_DATA,
-            statusCode: 200,
-            ip: "127.0.0.1",
-            fromCache: false,
-          }
-        }
-      ],
-      [  // event order
-        ["onBeforeRequest-1", "onBeforeSendHeaders-1", "onSendHeaders-1",
-         "onResponseStarted-1", "onCompleted-1",
-         "onBeforeRequest-2", "onBeforeSendHeaders-2", "onSendHeaders-2",
-         "onResponseStarted-2", "onCompleted-2"] ],
-      {}, []);
-    navigateAndWait(URL_HTTP_XHR);
-  },
-
-  // Navigates to a page with subresources.
-  // TODO(mpcomplete): add multiple subresources; requires support for
-  // recognizing partial ordering.
-  function complexLoad() {
-    expect(
-      [  // events
-        { label: "a.html-onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("complexLoad/a.html"),
-            frameUrl: getURL("complexLoad/a.html")
-          }
-        },
-        { label: "b.html-onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "sub_frame",
-            url: getURL("complexLoad/b.html"),
-            frameUrl: getURL("complexLoad/b.html")
-          }
-        },
-        { label: "b.jpg-onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "image",
-            url: getURL("complexLoad/b.jpg"),
-            frameUrl: getURL("complexLoad/b.html")
-          }
-        },
-        { label: "a.html-onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("complexLoad/a.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "b.html-onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("complexLoad/b.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "b.jpg-onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("complexLoad/b.jpg"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "a.html-onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("complexLoad/a.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "b.html-onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("complexLoad/b.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "b.jpg-onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("complexLoad/b.jpg"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-      ],
-      [  // event order
-        ["a.html-onBeforeRequest", "a.html-onResponseStarted",
-         "b.html-onBeforeRequest", "b.html-onResponseStarted",
-         "b.jpg-onBeforeRequest", "b.jpg-onResponseStarted" ],
-        ["a.html-onResponseStarted", "a.html-onCompleted"],
-        ["b.html-onResponseStarted", "b.html-onCompleted"],
-        ["b.jpg-onResponseStarted", "b.jpg-onCompleted"] ]
-      );
-    navigateAndWait(getURL("complexLoad/a.html"));
-  },
-
-  // Navigates to a page with subresources, with a blocking handler that
-  // cancels the page request. The page will not load, and we should not
-  // see the subresources.
-  function complexLoadCancelled() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("complexLoad/a.html"),
-            frameUrl: getURL("complexLoad/a.html")
-          },
-          retval: {cancel: true}
-        },
-        // Cancelling is considered an error.
-        { label: "onErrorOccurred",
-          event: "onErrorOccurred",
-          details: {
-            url: getURL("complexLoad/a.html"),
-            fromCache: false,
-            error: "net::ERR_EMPTY_RESPONSE"
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-      ],
-      [  // event order
-        ["onBeforeRequest"]
-      ],
-      {},  // filter
-      ["blocking"]);
-    navigateAndWait(getURL("complexLoad/a.html"));
-  },
-
-  // Navigates to a page with a blocking handler that redirects to a different
-  // page.
-  // TODO(mpcomplete): We should see an onBeforeRedirect as well, but our
-  // process switching logic cancels the original redirect request and
-  // starts a new one instead. See http://crbug.com/79520.
-  function complexLoadRedirected() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest-1",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("complexLoad/a.html"),
-            frameUrl: getURL("complexLoad/a.html")
-          },
-          retval: {redirectUrl: getURL("simpleLoad/a.html")}
-        },
-        { label: "onErrorOccurred-1",
-          event: "onErrorOccurred",
-          details: {
-            url: getURL("complexLoad/a.html"),
-            fromCache: false,
-            error: "net::ERR_ABORTED"
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "onBeforeRequest-2",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("simpleLoad/a.html"),
-            frameUrl: getURL("simpleLoad/a.html"),
-          },
-        },
-        { label: "onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("simpleLoad/a.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("simpleLoad/a.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-      ],
-      [  // event order
-        ["onBeforeRequest-1", "onErrorOccurred-1", "onBeforeRequest-2",
-         "onResponseStarted", "onCompleted"],
-      ],
-      {}, // filter
-      ["blocking"]);
-    navigateAndWait(getURL("complexLoad/a.html"));
-  },
-
-  // Loads several resources, but should only see the complexLoad main_frame
-  // and image due to the filter.
-  function complexLoadFiltered() {
-    expect(
-      [  // events
-        { label: "a-onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("complexLoad/a.html"),
-            frameUrl: getURL("complexLoad/a.html")
-          }
-        },
-        { label: "b-onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "image",
-            url: getURL("complexLoad/b.jpg"),
-            // As we do not listed to sub-frames we do not know the frameUrl.
-            frameUrl: "unknown frame URL"
-          }
-        },
-        { label: "a-onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("complexLoad/a.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "b-onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: getURL("complexLoad/b.jpg"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "a-onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("complexLoad/a.html"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-        { label: "b-onCompleted",
-          event: "onCompleted",
-          details: {
-            url: getURL("complexLoad/b.jpg"),
-            fromCache: false,
-            statusCode: 200
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-      ],
-      [  // event order
-        ["a-onBeforeRequest", "a-onResponseStarted",
-         "b-onBeforeRequest", "b-onResponseStarted"],
-        ["a-onResponseStarted", "a-onCompleted"],
-        ["b-onResponseStarted", "b-onCompleted"] ],
-      {  // filters
-        urls: [getURL("complexLoad/*")],
-        types: ["main_frame", "image"],
-        tabId: tabId
-      });
-    chrome.tabs.create({ url: getURL("simpleLoad/a.html") },
-        function(newTab) {
-      chrome.tabs.remove(newTab.id);
-      navigateAndWait(getURL("complexLoad/a.html"));
-    });
-  },
-
-  // Navigates to a non-existing page.
-  function nonExistingLoad() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: getURL("does_not_exist.html"),
-            frameUrl: getURL("does_not_exist.html")
-          }
-        },
-        { label: "onErrorOccurred",
-          event: "onErrorOccurred",
-          details: {
-            url: getURL("does_not_exist.html"),
-            fromCache: false,
-            error: "net::ERR_FILE_NOT_FOUND",
-            // Request to chrome-extension:// url has no IP.
-          }
-        },
-      ],
-      [  // event order
-        ["onBeforeRequest", "onErrorOccurred"] ]);
-    navigateAndWait(getURL("does_not_exist.html"));
-  },
-
-  // Loads a testserver page that echoes the User-Agent header that was
-  // sent to fetch it. We modify the outgoing User-Agent in
-  // onBeforeSendHeaders, so we should see that modified version.
-  function modifyRequestHeaders() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: URL_ECHO_USER_AGENT,
-            frameUrl: URL_ECHO_USER_AGENT
-          }
-        },
-        { label: "onBeforeSendHeaders",
-          event: "onBeforeSendHeaders",
-          details: {
-            url: URL_ECHO_USER_AGENT,
-            // Note: no requestHeaders because we don't ask for them.
-          },
-          retval: {requestHeaders: [{name: "User-Agent", value: "FoobarUA"}]}
-        },
-        { label: "onSendHeaders",
-          event: "onSendHeaders",
-          details: {
-            url: URL_ECHO_USER_AGENT
-          }
-        },
-        { label: "onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: URL_ECHO_USER_AGENT,
-            fromCache: false,
-            statusCode: 200,
-            ip: "127.0.0.1"
-          }
-        },
-        { label: "onCompleted",
-          event: "onCompleted",
-          details: {
-            url: URL_ECHO_USER_AGENT,
-            fromCache: false,
-            statusCode: 200,
-            ip: "127.0.0.1"
-          }
-        },
-      ],
-      [  // event order
-        ["onBeforeRequest", "onBeforeSendHeaders", "onSendHeaders",
-         "onResponseStarted", "onCompleted"]
-      ],
-      {}, ["blocking"]);
-    // Check the page content for our modified User-Agent string.
-    navigateAndWait(URL_ECHO_USER_AGENT, function() {
-      chrome.test.listenOnce(chrome.extension.onRequest, function(request) {
-        chrome.test.assertTrue(request.pass, "Request header was not set.");
-      });
-      chrome.tabs.executeScript(tabId,
-        {
-          code: "chrome.extension.sendRequest(" +
-              "{pass: document.body.innerText.indexOf('FoobarUA') >= 0});"
-        });
-    });
-  },
-
-  // Loads a testserver page that requires authentication.
-  function authRequired() {
-    expect(
-      [  // events
-        { label: "onBeforeRequest",
-          event: "onBeforeRequest",
-          details: {
-            method: "GET",
-            tabId: tabId,
-            type: "main_frame",
-            url: URL_AUTH_REQUIRED,
-            frameUrl: URL_AUTH_REQUIRED
-          }
-        },
-        { label: "onBeforeSendHeaders",
-          event: "onBeforeSendHeaders",
-          details: {
-            url: URL_AUTH_REQUIRED,
-            // Note: no requestHeaders because we don't ask for them.
-          },
-        },
-        { label: "onSendHeaders",
-          event: "onSendHeaders",
-          details: {
-            url: URL_AUTH_REQUIRED,
-          }
-        },
-        { label: "onAuthRequired",
-          event: "onAuthRequired",
-          details: {
-            url: URL_AUTH_REQUIRED,
-            isProxy: false,
-            scheme: "basic",
-            realm: "testrealm",
-          }
-        },
-        { label: "onResponseStarted",
-          event: "onResponseStarted",
-          details: {
-            url: URL_AUTH_REQUIRED,
-            fromCache: false,
-            statusCode: 401,
-            ip: "127.0.0.1"
-          }
-        },
-        { label: "onCompleted",
-          event: "onCompleted",
-          details: {
-            url: URL_AUTH_REQUIRED,
-            fromCache: false,
-            statusCode: 401,
-            ip: "127.0.0.1"
-          }
-        },
-      ],
-      [  // event order
-        ["onBeforeRequest", "onBeforeSendHeaders", "onSendHeaders",
-         "onAuthRequired", "onResponseStarted", "onCompleted"]
-      ],
-      {}, []);
-    navigateAndWait(URL_AUTH_REQUIRED);
-  },
-]);
-</script>