| <!DOCTYPE html> |
| <head> |
| <script src="../resources/js-test.js"></script> |
| <script src="resources/netinfo_common.js"></script> |
| </head> |
| <body> |
| <script> |
| description('Tests that all rtt and downlink is exposed correctly.'); |
| |
| if (!window.internals) |
| log("This test requires window.internals"); |
| |
| var values = [ |
| ["slow-2g", 50.0, 2.0, "slow-2g", 50.0, 2.0], |
| ["slow-2g", 40.0, 7.0, "slow-2g", 50.0, 7.0], |
| ["slow-2g", 40.0, 0.0, "slow-2g", 50.0, 0.0], |
| ["slow-2g", 100.0, 0.151, "slow-2g", 100.0, 0.150], |
| ["slow-2g", 40.0, 0.100, "slow-2g", 50.0, 0.100], |
| ["slow-2g", 40.0, 0.153, "slow-2g", 50.0, 0.150], |
| ["4g", 40.0, 0.103, "4g", 50.0, 0.100], |
| ["3g", 90.0, 0.0991, "3g", 100.0, 0.100], |
| ["3g", 10.0, 0.101, "3g", 0.0, 0.100], |
| ]; |
| |
| var count = 0; |
| connection.addEventListener('change', function(e) { |
| shouldBe('connection.effectiveType', 'values[count][3]'); |
| // Up to 10% noise may be added to rtt and downlink. Use 11% as the buffer |
| // below to account for any mismatches due to floating point calculations. |
| // Add 50 (bucket size used) to account for the cases when the sample may spill |
| // over to the next bucket due to the added noise of 10%. For example, if sample |
| // is 300, after adding noise, it may become 330, and after rounding off, it |
| // would spill over to the next bucket of 350. |
| shouldBe('connection.rtt', 'values[count][4]', false, values[count][4] * 0.11 + 50); |
| shouldBe('connection.downlink', 'values[count][5]', false, values[count][5] * 0.11 + 50); |
| |
| if (++count === values.length) |
| finishJSTest(); |
| }); |
| |
| for(var i = 0; i < values.length; i++) |
| internals.setNetworkQualityInfoOverride(values[i][0], values[i][1], values[i][2]); |
| |
| </script> |
| </body> |
| </html> |
