// TODO(mdsteele): Make a cleaner API than this (will need to change some other classes).
public synchronized JSONObject getMetrics() {
JSONObject obj = new JSONObject();
Json.put(obj, "time_to_first_byte_ms", this.timeToFirstByteMillis);
Json.put(obj, "time_to_base_page_complete_ms", this.timeToBasePageCompleteMillis);
Json.put(obj, "load_time_ms", this.loadTimeMillis);
return obj;
}
public synchronized void addResourceContent(
String requestId, String body, boolean isBase64Encoded) {
JSONObject result = new JSONObject();
Json.put(result, "content", body);
Json.put(result, "base64Encoded", isBase64Encoded);
JSONObject obj = new JSONObject();
Json.put(obj, "method", "__Internal.resourceContent");
Json.put(obj, "requestId", requestId);
Json.put(obj, "result", result);
this.dataForHar.add(obj);
}
// Ask the tab to load the given URL.
private synchronized void startLoadingUrl(String url) {
// A previous version of Chrome had a "Page.load" method, but that has since been removed (at
// least as of M16). Simply evaluating "window.location.href=url" seems to work fine,
// though.
JSONObject params = new JSONObject();
Json.put(params, "expression", "window.location.href=" + JSONValue.toJSONString(url));
Json.put(params, "returnByValue", true);
this.tab.asyncCall(
"Runtime.evaluate",
params,
new Callback() {
public void onSuccess(JSONObject result) {}
});
}
// Enter the FETCHING_DOM phase; ask the Chrome tab to retrieve the DOM tree from the page.
private synchronized void fetchDomTree() {
assert this.phase == Phase.LOADING_PAGE;
this.phase = Phase.FETCHING_DOM;
JSONObject params = new JSONObject();
Json.put(params, "expression", DOM_COLLECTOR_SCRIPT);
Json.put(params, "returnByValue", true);
this.tab.asyncCall(
"Runtime.evaluate",
params,
new Callback() {
public void onSuccess(JSONObject response) {
RunnerImpl.this.handleDomTree(response);
}
});
}
// Ask the Chrome tab to retrieve the contents of the specified resource. The requestId object
// is some key object given to us by the Chrome tab.
private synchronized void fetchResourceContent(final String requestId) {
JSONObject params = new JSONObject();
Json.put(params, REQUEST_ID_KEY, requestId);
this.tab.asyncCall(
"Network.getResponseBody",
params,
new AsyncCallback() {
public void onSuccess(JSONObject response) {
RunnerImpl.this.handleResourceContent(requestId, response);
}
public void onError(String message) {
// Some resources just don't have data; that's okay, so if that's the error we got,
// ignore it.
if (!message.equals("No data found for resource with given identifier")) {
RunnerImpl.this.abortTest(message);
}
}
});
}
// TODO(mdsteele): Make a cleaner API than this (will need to change TestRunner).
public synchronized void addDataForHar(String methodName, JSONObject params) {
JSONObject obj = new JSONObject();
Json.put(obj, "method", methodName);
Json.put(obj, "params", params);
this.dataForHar.add(obj);
}