ladybird/Libraries/LibJS/Tests/builtins/DataView/DataView-invalid-read-and-write.js
Timothy Flynn 019c529c07 Meta: Increase the line length enforced by prettier to 120
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2025-10-31 19:55:50 -04:00

21 lines
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JavaScript

test("Issue #9336, integer overflow in get_view_value", () => {
const dataView = new DataView(new ArrayBuffer(16));
expect(() => {
dataView.getUint32(0xfffffffc);
}).toThrowWithMessage(RangeError, "Data view byte offset 4294967292 is out of range for buffer with length 16");
});
test("Issue #9338, integer overflow in set_view_value", () => {
const dataView = new DataView(new ArrayBuffer(16));
expect(() => {
dataView.setUint32(0xfffffffc, 0);
}).toThrowWithMessage(RangeError, "Data view byte offset 4294967292 is out of range for buffer with length 16");
});
test("Issue #9338, integer overflow in set_view_value - zero-length DataView", () => {
const dataView = new DataView(new ArrayBuffer(4), 4);
expect(() => {
dataView.setUint32(0xfffffffc, 0);
}).toThrowWithMessage(RangeError, "Data view byte offset 4294967292 is out of range for buffer with length 0");
});