57 lines
2 KiB
HTML
57 lines
2 KiB
HTML
<!DOCTYPE html>
|
|
<title>Geometry Interfaces: DOMMatrix and DOMMatrixReadOnly a-f alias attributes</title>
|
|
<link rel="help" href="https://drafts.fxtf.org/geometry/#DOMMatrix">
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<script>
|
|
function defineThrowingGetter(object, attribute) {
|
|
Object.defineProperty(object, attribute, {
|
|
get: () => assert_unreached(`getter for ${attribute}`)
|
|
});
|
|
}
|
|
|
|
function defineThrowingSetter(object, attribute) {
|
|
Object.defineProperty(object, attribute, {
|
|
set: () => assert_unreached(`setter for ${attribute}`)
|
|
});
|
|
}
|
|
|
|
["DOMMatrix", "DOMMatrixReadOnly"].forEach((constr) => {
|
|
[
|
|
["a", "m11"],
|
|
["b", "m12"],
|
|
["c", "m21"],
|
|
["d", "m22"],
|
|
["e", "m41"],
|
|
["f", "m42"],
|
|
].forEach(([aliasAttribute, mAttribute]) => {
|
|
test(() => {
|
|
const matrix = new self[constr]([0, 0, 0, 0, 0, 0]);
|
|
defineThrowingGetter(matrix, mAttribute);
|
|
assert_equals(matrix[aliasAttribute], 0);
|
|
}, `${constr} getting ${aliasAttribute} with throwing getter for ${mAttribute}`);
|
|
|
|
test(() => {
|
|
const matrix = new self[constr]([0, 0, 0, 0, 0, 0]);
|
|
defineThrowingGetter(matrix, aliasAttribute);
|
|
assert_equals(matrix[mAttribute], 0);
|
|
}, `${constr} getting ${mAttribute} with throwing getter for ${aliasAttribute}`);
|
|
|
|
if (constr === "DOMMatrix") {
|
|
test(() => {
|
|
const matrix = new self[constr]([0, 0, 0, 0, 0, 0]);
|
|
defineThrowingSetter(matrix, mAttribute);
|
|
matrix[aliasAttribute] = 1;
|
|
assert_equals(matrix[aliasAttribute], 1);
|
|
}, `${constr} setting ${aliasAttribute} with throwing setter for ${mAttribute}`);
|
|
|
|
test(() => {
|
|
const matrix = new self[constr]([0, 0, 0, 0, 0, 0]);
|
|
defineThrowingSetter(matrix, aliasAttribute);
|
|
matrix[mAttribute] = 1;
|
|
assert_equals(matrix[mAttribute], 1);
|
|
}, `${constr} setting ${mAttribute} with throwing setter for ${aliasAttribute}`);
|
|
}
|
|
});
|
|
});
|
|
</script>
|