| <!doctype html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/dummy.js?pipe=trickle(d1)"></script> |
| <link rel="stylesheet" media="print" href="resources/dummy.css?print"> |
| <link rel="stylesheet" href="resources/dummy.css?non-print"> |
| <script> |
| let t = async_test("Non-matching link media is not preloaded"); |
| window.addEventListener("load", t.step_func_done(function() { |
| let entries = performance.getEntriesByType('resource'); |
| let found_print = null; |
| let found_non_print = null; |
| for (let entry of entries) { |
| if (entry.name.includes("?print")) { |
| assert_equals(found_print, null); |
| found_print = entry.startTime; |
| } |
| if (entry.name.includes("?non-print")) { |
| assert_equals(found_non_print, null); |
| found_non_print = entry.startTime; |
| } |
| } |
| assert_not_equals(found_print, null, "Should've loaded print sheet"); |
| assert_not_equals(found_non_print, null, "Should've loaded non-print sheet"); |
| // We can assert_greater_than (rather than greater_than_equal) because if |
| // the non-print sheet has been preloaded but the print one hasn't, we have |
| // the trickle mechanism to try to guarantee that enough time has passed |
| // between one load and the next. |
| assert_greater_than(found_print, found_non_print, "Non-print sheet should've started loading before print sheet") |
| })); |
| </script> |
| |