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<!DOCTYPE html>
<title>Geometry Interfaces: DOMMatrix and DOMMatrixReadOnly [NewObject] methods</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 getReturnType(method) {
switch(method) {
case "transformPoint": return "DOMPoint"; break;
case "toFloat32Array": return "Float32Array"; break;
case "toFloat64Array": return "Float64Array"; break;
default: return "DOMMatrix"; break;
}
}
["DOMMatrix", "DOMMatrixReadOnly"].forEach((constr) => {
["translate",
"scale",
"scale3d",
"rotate",
"rotateFromVector",
"rotateAxisAngle",
"skewX",
"skewY",
"multiply",
"flipX",
"flipY",
"inverse",
"transformPoint",
"toFloat32Array",
"toFloat64Array"].forEach((method) => {
test(() => {
const matrix = new self[constr]();
const a = matrix[method]();
const b = matrix[method]();
assert_class_string(matrix, constr, 'matrix');
assert_class_string(a, getReturnType(method), 'a');
assert_class_string(b, getReturnType(method), 'b');
assert_not_equals(a, b, 'a !== b');
assert_not_equals(a, matrix, 'a !== matrix');
assert_not_equals(b, matrix, 'b !== matrix');
}, `${constr} ${method}`);
});
});
</script>
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