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// The following tests deal with the <meta http-equiv=refresh> pragma and the
// `Refresh` header. The spec is still hazy on the precise behavior in those
// cases but we use https://github.com/whatwg/html/issues/4003 as a guideline.
async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
t.add_cleanup(() => frame.remove());
frame.onload = t.step_func(() => {
frame.onload = null;
const client = new frame.contentWindow.XMLHttpRequest();
client.open("GET", "/common/blank.html");
client.onabort = t.step_func_done();
client.send();
frame.contentDocument.open();
});
frame.src = "resources/meta-refresh.py?0";
}, "document.open() aborts documents that are queued for navigation through <meta> refresh with timeout 0 (XMLHttpRequest)");
async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
t.add_cleanup(() => frame.remove());
frame.onload = t.step_func(() => {
frame.onload = null;
frame.contentWindow.fetch("/common/blank.html").then(
t.unreached_func("Fetch should have been aborted"),
t.step_func_done());
frame.contentDocument.open();
});
frame.src = "resources/meta-refresh.py?0";
}, "document.open() aborts documents that are queued for navigation through <meta> refresh with timeout 0 (fetch())");
// We cannot test for img element's error event for this test, as Firefox does
// not fire the event if the fetch is aborted while Chrome does.
async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
t.add_cleanup(() => frame.remove());
frame.onload = t.step_func(() => {
frame.onload = null;
let happened = false;
const img = frame.contentDocument.createElement("img");
img.src = new URL("resources/slow-png.py", document.URL);
img.onload = t.unreached_func("Image loading should not have succeeded");
// The image fetch starts in a microtask, so let's be sure to test after
// the fetch has started.
t.step_timeout(() => {
frame.contentDocument.open();
happened = true;
});
// If 3 seconds have passed and the image has still not loaded, we consider
// it aborted. slow-png.py only sleeps for 2 wallclock seconds.
t.step_timeout(t.step_func_done(() => {
assert_true(happened);
}), 3000);
});
frame.src = "resources/meta-refresh.py?0";
}, "document.open() aborts documents that are queued for navigation through <meta> refresh with timeout 0 (image loading)");
async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
t.add_cleanup(() => frame.remove());
frame.onload = t.step_func(() => {
frame.onload = null;
const client = new frame.contentWindow.XMLHttpRequest();
client.open("GET", "/common/blank.html");
client.onabort = t.step_func_done();
client.send();
frame.contentDocument.open();
});
frame.src = "resources/http-refresh.py?0";
}, "document.open() aborts documents that are queued for navigation through Refresh header with timeout 0 (XMLHttpRequest)");
async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
t.add_cleanup(() => frame.remove());
frame.onload = t.step_func(() => {
frame.onload = null;
frame.contentWindow.fetch("/common/blank.html").then(
t.unreached_func("Fetch should have been aborted"),
t.step_func_done());
frame.contentDocument.open();
});
frame.src = "resources/http-refresh.py?0";
}, "document.open() aborts documents that are queued for navigation through Refresh header with timeout 0 (fetch())");
// We cannot test for img element's error event for this test, as Firefox does
// not fire the event if the fetch is aborted while Chrome does.
async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
t.add_cleanup(() => frame.remove());
frame.onload = t.step_func(() => {
frame.onload = null;
let happened = false;
const img = frame.contentDocument.createElement("img");
img.src = new URL("resources/slow-png.py", document.URL);
img.onload = t.unreached_func("Image loading should not have succeeded");
// The image fetch starts in a microtask, so let's be sure to test after
// the fetch has started.
t.step_timeout(() => {
frame.contentDocument.open();
happened = true;
});
// If 3 seconds have passed and the image has still not loaded, we consider
// it aborted. slow-png.py only sleeps for 2 wallclock seconds.
t.step_timeout(t.step_func_done(() => {
assert_true(happened);
}), 3000);
});
frame.src = "resources/http-refresh.py?0";
}, "document.open() aborts documents that are queued for navigation through Refresh header with timeout 0 (image loading)");
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