| // Copyright 2022 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| (async function(testRunner) { |
| const {session, dp} = await testRunner.startWithFrameControl( |
| `Tests that renderer survives emulation of a very large viewport.`); |
| |
| const response = await dp.Emulation.setDeviceMetricsOverride({ |
| deviceScaleFactor: 1, |
| height: 1024, |
| width: 10000000, |
| mobile: false, |
| }); |
| const virtualTimeTicksBase = (await dp.Emulation.setVirtualTimePolicy({ |
| policy: 'pause' |
| })).result.virtualTimeTicksBase; |
| const virtualTimeChunk = 10 * 1000; |
| const frameTimeTicks = 100; |
| dp.Emulation.setVirtualTimePolicy( |
| {policy: 'pauseIfNetworkFetchesPending', budget: virtualTimeChunk}); |
| await dp.Emulation.onceVirtualTimeBudgetExpired(); |
| await dp.HeadlessExperimental.beginFrame({ |
| frameTimeTicks: virtualTimeTicksBase + virtualTimeChunk, |
| interval: frameTimeTicks, |
| noDisplayUpdates: false |
| }); |
| dp.Emulation.setVirtualTimePolicy( |
| {policy: 'pauseIfNetworkFetchesPending', budget: virtualTimeChunk}); |
| await dp.Emulation.onceVirtualTimeBudgetExpired(); |
| await dp.HeadlessExperimental.beginFrame({ |
| frameTimeTicks: virtualTimeTicksBase + 2 * virtualTimeChunk, |
| interval: frameTimeTicks, |
| noDisplayUpdates: true |
| }); |
| testRunner.completeTest(); |
| }) |
