anchor-download-intercept.html (1675B)
1 <!doctype html> 2 <script src="/resources/testharness.js"></script> 3 <script src="/resources/testharnessreport.js"></script> 4 <meta name="variant" content="?no-currententrychange"> 5 <meta name="variant" content="?currententrychange"> 6 7 <script type="module"> 8 import { Recorder, hasVariant } from "./resources/helpers.mjs"; 9 10 promise_test(async t => { 11 // Wait for after the load event so that the navigation doesn't get converted 12 // into a replace navigation. 13 await new Promise(resolve => window.onload = () => t.step_timeout(resolve, 0)); 14 15 const from = navigation.currentEntry; 16 17 const recorder = new Recorder({ 18 skipCurrentChange: !hasVariant("currententrychange"), 19 finalExpectedEvent: "transition.finished fulfilled" 20 }); 21 22 recorder.setUpNavigationAPIListeners(); 23 24 navigation.addEventListener("navigate", e => { 25 e.intercept({ handler() { recorder.record("handler run"); } }); 26 }); 27 28 let a = document.createElement("a"); 29 a.href = "/common/blank.html#1"; 30 a.download = ""; 31 document.body.appendChild(a); 32 a.click(); 33 34 Promise.resolve().then(() => recorder.record("promise microtask")); 35 36 await recorder.readyToAssert; 37 38 recorder.assert([ 39 /* event name, location.hash value, navigation.transition properties */ 40 ["navigate", "", null], 41 ["currententrychange", "#1", { from, navigationType: "push" }], 42 ["handler run", "#1", { from, navigationType: "push" }], 43 ["promise microtask", "#1", { from, navigationType: "push" }], 44 ["navigatesuccess", "#1", { from, navigationType: "push" }], 45 ["transition.finished fulfilled", "#1", null], 46 ]); 47 }, "event and promise ordering for <a download> intercepted by intercept()"); 48 </script>