set frame from outside

packages/playwright-core/src/client/browserContext.ts

@@ -228,9 +228,9 @@ export class BrowserContext extends ChannelOwner<channels.BrowserContextChannel>
     await route._innerContinue(true /* isFallback */).catch(() => {});
   }
 
-  private _onRouteListener = ({ route, browserRequest }: { route: network.Route, browserRequest?: network.Request }) => {
+  private _onRouteListener = (route: network.Route) => {
     const subject =
-      browserRequest?._safePage()
+      route.request()._safePage()
       ?? this.pages()[0] // Fallback to the first page if no page is associated with the request. This should be the `page` fixture.
       ?? this;
     subject._onRoute(route);

packages/playwright-core/src/client/events.ts

@@ -96,6 +96,6 @@ export const Events = {
   },
 
   MockingProxy: {
-    Route: 'rooute',
+    Route: 'route',
   },
 };

packages/playwright-core/src/client/mockingProxy.ts

@@ -18,6 +18,7 @@ import type * as channels from '@protocol/channels';
 import { ChannelOwner } from './channelOwner';
 import { APIRequestContext } from './fetch';
 import { Events } from './events';
+import { assert } from '../utils';
 
 export class MockingProxy extends ChannelOwner<channels.MockingProxyChannel> {
   private _browserRequests = new Map<string, network.Request>();
@@ -30,13 +31,14 @@ export class MockingProxy extends ChannelOwner<channels.MockingProxyChannel> {
       const route = network.Route.from(params.route);
       route._context = requestContext;
 
-      let browserRequest: network.Request | undefined;
       if (params.correlation) {
-        browserRequest = this._browserRequests.get(params.correlation);
+        const browserRequest = this._browserRequests.get(params.correlation);
         this._browserRequests.delete(params.correlation);
+        assert(browserRequest);
+        route.request()._frame = browserRequest._frame;
       }
 
-      this.emit(Events.MockingProxy.Route, { route, browserRequest });
+      this.emit(Events.MockingProxy.Route, route);
     });
   }
 
@@ -52,6 +54,12 @@ export class MockingProxy extends ChannelOwner<channels.MockingProxyChannel> {
     const request = route.request();
     const correlation = request._guid.split('@')[1];
     this._browserRequests.set(correlation, request);
+
+    void request.response()
+        .then(response => response?.finished())
+        .catch(() => {})
+        .finally(() => this._browserRequests.delete(correlation));
+
     const proxyUrl = `http://localhost:${this.port()}/pw_meta:${correlation}/`;
 
     await route.fallback({ headers: { 'x-playwright-proxy': encodeURIComponent(proxyUrl) } });

packages/playwright-core/src/client/network.ts

@@ -86,6 +86,7 @@ export class Request extends ChannelOwner<channels.RequestChannel> implements ap
   private _actualHeadersPromise: Promise<RawHeaders> | undefined;
   _timing: ResourceTiming;
   private _fallbackOverrides: SerializedFallbackOverrides = {};
+  _frame: Frame | null = null;
 
   static from(request: channels.RequestChannel): Request {
     return (request as any)._object;
@@ -102,6 +103,7 @@ export class Request extends ChannelOwner<channels.RequestChannel> implements ap
     if (this._redirectedFrom)
       this._redirectedFrom._redirectedTo = this;
     this._provisionalHeaders = new RawHeaders(initializer.headers);
+    this._frame = Frame.fromNullable(initializer.frame);
     this._timing = {
       startTime: 0,
       domainLookupStart: -1,
@@ -200,23 +202,22 @@ export class Request extends ChannelOwner<channels.RequestChannel> implements ap
   }
 
   frame(): Frame {
-    if (!this._initializer.frame) {
+    if (!this._frame) {
       assert(this.serviceWorker());
       throw new Error('Service Worker requests do not have an associated frame.');
     }
-    const frame = Frame.from(this._initializer.frame);
+    if (!this._frame._page) {
-    if (!frame._page) {
       throw new Error([
         'Frame for this navigation request is not available, because the request',
         'was issued before the frame is created. You can check whether the request',
         'is a navigation request by calling isNavigationRequest() method.',
       ].join('\n'));
     }
-    return frame;
+    return this._frame;
   }
 
   _safePage(): Page | null {
-    return Frame.fromNullable(this._initializer.frame)?._page || null;
+    return this._frame?._page || null;
   }
 
   serviceWorker(): Worker | null {

tests/playwright-test/playwright.mockingproxy.spec.ts

@@ -137,8 +137,8 @@ test('all properties are populated', async ({ runInlineTest, server, request })
         // TODO: implement, this currently blocks because requestFinished isn't emitted
         // expect(await response.finished()).toBe(null);
         expect(request.serviceWorker()).toBe(null);
-        expect(() => request.frame()).toThrowError('Assertion error'); // TODO: improve error message
+        expect(request.frame()).not.toBe(null);
-        expect(() => response.frame()).toThrowError('Assertion error');
+        expect(response.frame()).not.toBe(null);
     
         expect(request.failure()).toBe(null);
         expect(request.isNavigationRequest()).toBe(false);