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<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<iframe id="iframe" name="i" src="/common/blank.html"></iframe>
<form id="form" action="/common/blank.html?1" method="post" target="i"></form>
<script>
async_test(t => {
window.onload = t.step_func(() => {
navigation.onnavigate = t.step_func_done(() => {
assert_unreached("onnavigate should not have fired in source window");
});
iframe.contentWindow.navigation.onnavigate = t.step_func(e => {
assert_equals(e.navigationType, "push");
assert_not_equals(e.formData, null);
// NavigateEvent sourceElement is still in development, so test whether it is available.
if ("sourceElement" in e) assert_equals(e.sourceElement, null);
iframe.onload = t.step_func(() => {
// Avoid the replace behavior that occurs if you navigate during the load handler
t.step_timeout(() => {
iframe.contentWindow.navigation.onnavigate = t.step_func(e => {
assert_equals(e.navigationType, "push");
assert_equals(e.formData, null);
});
iframe.contentWindow.onhashchange = t.step_func(() => {
iframe.contentWindow.navigation.onnavigate = t.step_func_done(e => {
assert_equals(e.navigationType, "traverse");
assert_equals(e.formData, null);
});
// 3: go back
iframe.contentWindow.history.back();
});
// 2: navigate from /common/blank.html?1-with-form-data to /common/blank.html?1#1-with-form-data
iframe.contentWindow.location.hash = "#1";
}, 0);
});
});
// 1: submit the form, navigating from /common/blank.html to /common/blank.html?1-with-form-data
form.submit();
});
}, "reloading a page created from form submission results in formData of null, not the original form data");
</script>
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