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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
|---|---|---|
| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /testing/web-platform/tests/hr-time/test_cross_frame_start.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'testing/web-platform/tests/hr-time/test_cross_frame_start.html')
| -rw-r--r-- | testing/web-platform/tests/hr-time/test_cross_frame_start.html | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/testing/web-platform/tests/hr-time/test_cross_frame_start.html b/testing/web-platform/tests/hr-time/test_cross_frame_start.html new file mode 100644 index 000000000..30e804bd7 --- /dev/null +++ b/testing/web-platform/tests/hr-time/test_cross_frame_start.html @@ -0,0 +1,59 @@ +<!DOCTYPE html> +<html> + <head> + <meta charset="utf-8" > + <title>window.performance.now across frames</title> + <link rel="author" title="Google" href="http://www.google.com/"> + <link rel="help" href="http://www.w3.org/TR/hr-time/#sec-extenstions-performance-interface"> + + <script src="/resources/testharness.js"></script> + <script src="/resources/testharnessreport.js"></script> + + <script type="text/javascript"> + setup({explicit_done: true}); + + var setup_frame = async_test("Setup the frame"); + + function start_test() { + setup_frame.step_timeout(function () { + var iframe = document.createElement('iframe'); + iframe.id = 'frameContext'; + iframe.onload = finish_test; + iframe.src = "resources/now_frame.html"; + document.body.appendChild(iframe); + setup_frame.done(); + }, 1000); + } + + function finish_test() { + var childWindow = document.getElementById('frameContext').contentWindow; + + // Verify a positive number is returned for both the frame and parent. + test(function() { assert_true(window.performance.now() > 0); }, 'parent performance.now() > 0'); + test(function() { assert_true(childWindow.performance.now() > 0); }, 'child performance.now() > 0'); + + // Verify that the test properly created the child at least a second after the parent. + test(function () { assert_true(childWindow.performance.timing.navigationStart > (window.performance.timing.navigationStart + 1000)); }, + 'Child created at least 1 second after parent'); + + test(function () { + var parentNow = window.performance.now(); + var childNow = childWindow.performance.now(); + var childParentSkew = Math.abs(childNow - parentNow); + assert_true(childParentSkew > 1000, 'Child and parent\'s now()s have different bases (skewed more than 1 second)'); + + var childLoadTime = childWindow.performance.timing.loadEventStart - childWindow.performance.timing.navigationStart; + assert_true(1000 > (childNow - childLoadTime), 'Child\'s now() is based on its document\'s navigationStart'); + }, 'Child and parent time bases are correct'); + + done(); + } + </script> + + </head> + <body onload="start_test()"> + <h1>Description</h1> + <p>This test validates the values of the window.performance.now() are based on the current document's navigationStart.</p> + <div id="log"></div> + </body> +</html> |