| <!DOCTYPE html> |
| <head> |
| <script src="../resources/js-test.js"></script> |
| <script src="resources/netinfo_common.js"></script> |
| </head> |
| <body> |
| <script> |
| |
| description('Tests using NetInfo from multiple frames.'); |
| |
| shouldBe('typeof internals.observeGC', '"function"', |
| 'this test requires window.internals'); |
| |
| var childFrame = document.createElement('iframe'); |
| document.body.appendChild(childFrame); |
| |
| var childConnection = childFrame.contentWindow.navigator.connection; |
| |
| // Verify that same amount of noise is added to the main frame and child frame |
| // since they belong to same origin. |
| function verifyMainFrameMatchesChildFrame() { |
| if (connection.effectiveType != childConnection.effectiveType) |
| testFailed("Effective type not the same between main frame and child."); |
| if (connection.rtt != childConnection.rtt) |
| testFailed("RTT not the same between main frame and child."); |
| if (connection.downlink != childConnection.downlink) |
| testFailed("Downlink not the same between main frame and child."); |
| } |
| |
| verifyMainFrameMatchesChildFrame(); |
| |
| var hasMainFrameEventFired = false; |
| var hasChildFrameEventFired = false; |
| |
| // Up to 10% noise may be added to rtt and downlink. Use 11% as the |
| // buffer below to include any mismatches due to floating point |
| // calculations. |
| function mainFrameListener() { |
| hasMainFrameEventFired = true; |
| if (connection.effectiveType != newEffectiveType) |
| testFailed("Event fired but effectiveType not yet changed."); |
| if (Math.abs(connection.rtt - newRtt) > newRttMaxNoise) |
| testFailed("Event fired but rtt not yet changed."); |
| if (Math.abs(connection.downlink - newDownlinkMax) > newDownlinkMaxNoise) |
| testFailed("Event fired but downlink not yet changed."); |
| if (!hasChildFrameEventFired && childConnection.rtt != initialRtt) |
| testFailed("Child frame rtt changed before firing its event."); |
| maybeFinishTest(); |
| } |
| |
| function childFrameListener() { |
| hasChildFrameEventFired = true; |
| if (childConnection.effectiveType != newEffectiveType) |
| testFailed("Child frame fired event but effectiveType not yet changed."); |
| if (Math.abs(childConnection.rtt - newRtt) > newRttMaxNoise) |
| testFailed("Child frame fired event but rtt not yet changed."); |
| if (Math.abs(childConnection.downlink - newDownlinkMax) > newDownlinkMaxNoise) |
| testFailed("Child frame fired event but downlink not yet changed."); |
| if (!hasMainFrameEventFired && connection.rtt != initialRtt) |
| testFailed("Main frame rtt changed before firing its event."); |
| maybeFinishTest(); |
| } |
| |
| function maybeFinishTest() { |
| if (hasMainFrameEventFired && hasChildFrameEventFired) { |
| verifyMainFrameMatchesChildFrame(); |
| finishJSTest(); |
| } |
| } |
| |
| connection.addEventListener('change', mainFrameListener); |
| childConnection.addEventListener('change', childFrameListener); |
| |
| internals.setNetworkConnectionInfoOverride(isTypeOnline(initialType), initialType, newEffectiveType, newRtt, newDownlinkMax); |
| |
| </script> |
| </body> |
| </html> |
