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<!DOCTYPE html>
<link rel=author href="mailto:jarhar@chromium.org">
<link rel=author href="mailto:falken@chromium.org">
<link rel=help href="https://html.spec.whatwg.org/multipage/interactive-elements.html#the-dialog-element">
<link rel=help href="https://bugs.chromium.org/p/chromium/issues/detail?id=382594">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
/* Remove body margin and dialog styles for easier positioning expected values */
body {
height: 10000px;
margin: 0;
}
dialog {
margin: 0;
border: 0;
padding: 0;
width: auto;
height: auto;
max-width: initial;
max-height: initial;
}
#absolute-div {
position: absolute;
top: 800px;
height: 50px;
width: 90%;
}
#relative-div {
position: relative;
top: 20px;
height: 30px;
}
</style>
<div id="absolute-div">
<div id="relative-div">
<dialog id="dialog">It is my dialog.</dialog>
</div>
</div>
<script>
test(() => {
const dialog = document.querySelector('#dialog');
const div = document.querySelector('#div-dialog');
const relativeContainer = document.querySelector('#relative-div');
const offset = 50;
dialog.style.top = offset + 'px';
dialog.style.left = offset + 'px';
dialog.style.position = 'absolute';
dialog.show();
assert_equals(
dialog.getBoundingClientRect().top,
relativeContainer.getBoundingClientRect().top + offset,
'Absolute position.');
assert_equals(
dialog.getBoundingClientRect().left,
relativeContainer.getBoundingClientRect().left + offset,
'Absolute position.');
dialog.style.position = 'static';
assert_true(dialog.open);
assert_equals(
dialog.getBoundingClientRect().top,
relativeContainer.getBoundingClientRect().top,
'Static position.');
assert_equals(
dialog.getBoundingClientRect().left,
relativeContainer.getBoundingClientRect().left,
'Static position.');
dialog.close();
dialog.style.position = 'relative';
dialog.show();
assert_equals(
dialog.getBoundingClientRect().top,
relativeContainer.getBoundingClientRect().top + offset,
'Relative position.');
assert_equals(
dialog.getBoundingClientRect().left,
relativeContainer.getBoundingClientRect().left + offset,
'Relative position.');
dialog.close();
dialog.style.position = 'fixed';
dialog.show();
assert_equals(
dialog.getBoundingClientRect().top,
offset,
'Fixed position.');
assert_equals(
dialog.getBoundingClientRect().left,
offset,
'Fixed position.');
dialog.close();
}, 'Tests layout of non-modal dialogs.');
</script>
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