| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/testharness-adapter.js"></script> |
| </head> |
| <body> |
| <script type="module"> |
| import {GeolocationMock} from './resources/geolocation-mock.js'; |
| |
| description("Tests that watchPosition does not report position changes when the page is not visible."); |
| |
| let position; |
| let error; |
| let isPageVisible = true; |
| |
| const mock = new GeolocationMock(); |
| mock.setGeolocationPermission(true); |
| |
| let mockLatitude = 51.478; |
| let mockLongitude = -0.166; |
| const mockAccuracy = 100.0; |
| |
| function generateNextPosition() { |
| ++mockLatitude; |
| ++mockLongitude; |
| return mock.makeGeoposition(mockLatitude, mockLongitude, mockAccuracy); |
| } |
| |
| function updatePosition() { |
| const p = generateNextPosition(); |
| mock.setGeolocationPosition(p.latitude, p.longitude, p.accuracy); |
| } |
| |
| function setMainWindowHidden(hidden) { |
| return new Promise(resolve => { |
| document.addEventListener('visibilitychange', resolve, {once: true}); |
| testRunner.setMainWindowHidden(hidden); |
| }); |
| } |
| |
| function roundTripToBrowser() { |
| return new Promise(resolve => { |
| // Use an OOPIF navigation to elicit a browser round-trip. |
| const frame = document.createElement('iframe'); |
| frame.src = 'http://localhost:8080/resources/blank.html'; |
| frame.addEventListener('load', () => { |
| document.body.removeChild(frame); |
| resolve(); |
| }); |
| document.body.appendChild(frame); |
| }); |
| } |
| |
| updatePosition(); |
| |
| let state = 0; |
| |
| function checkPosition(p) { |
| position = p; |
| assert_equals(position.coords.latitude, mockLatitude); |
| assert_equals(position.coords.longitude, mockLongitude); |
| } |
| |
| navigator.geolocation.watchPosition(async p => { |
| assert_true(isPageVisible); |
| state++; |
| checkPosition(p); |
| switch(state) { |
| case 1: |
| updatePosition(); |
| break; |
| case 2: { |
| // Make sure we stall the next queryNextPosition() request so we |
| // can defer its reply until the window is hidden. |
| let interception = mock.interceptQueryNextPosition(); |
| await setMainWindowHidden(true); |
| let respond = await interception; |
| |
| isPageVisible = false; |
| |
| // This should not be received. If it is, this enclosing function |
| // will run with `isPageVisible` still `false` and the assertion at |
| // the top of the function will fail. |
| respond(generateNextPosition()); |
| |
| // Wait for it to not be received, then continue. We also defer the |
| // next queryNextPosition() here to stall until we've shown the |
| // window again. |
| interception = mock.interceptQueryNextPosition(); |
| await roundTripToBrowser(); |
| await setMainWindowHidden(false); |
| isPageVisible = true; |
| respond = await interception; |
| respond(generateNextPosition()); |
| break; |
| } |
| case 3: |
| updatePosition(); |
| break; |
| case 4: |
| finishJSTest(); |
| return; |
| } |
| }, function(e) { |
| testFailed('Error callback invoked unexpectedly'); |
| finishJSTest(); |
| }); |
| |
| </script> |
| </body> |
| </html> |
