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firefox/testing/web-platform/tests/wasm/jsapi/table/length.any.js
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

60 lines
1.7 KiB
JavaScript

// META: global=window,dedicatedworker,jsshell,shadowrealm
test(() => {
const thisValues = [
undefined,
null,
true,
"",
Symbol(),
1,
{},
WebAssembly.Table,
WebAssembly.Table.prototype,
];
const desc = Object.getOwnPropertyDescriptor(WebAssembly.Table.prototype, "length");
assert_equals(typeof desc, "object");
const getter = desc.get;
assert_equals(typeof getter, "function");
assert_equals(typeof desc.set, "undefined");
for (const thisValue of thisValues) {
assert_throws_js(TypeError, () => getter.call(thisValue), `this=${format_value(thisValue)}`);
}
}, "Branding");
test(() => {
const argument = { "element": "anyfunc", "initial": 2 };
const table = new WebAssembly.Table(argument);
assert_equals(table.length, 2, "Initial length");
const desc = Object.getOwnPropertyDescriptor(WebAssembly.Table.prototype, "length");
assert_equals(typeof desc, "object");
const getter = desc.get;
assert_equals(typeof getter, "function");
assert_equals(getter.call(table, {}), 2);
}, "Stray argument");
test(() => {
const argument = { "element": "anyfunc", "initial": 2 };
const table = new WebAssembly.Table(argument);
assert_equals(table.length, 2, "Initial length");
table.length = 4;
assert_equals(table.length, 2, "Should not change the length");
}, "Setting (sloppy mode)");
test(() => {
const argument = { "element": "anyfunc", "initial": 2 };
const table = new WebAssembly.Table(argument);
assert_equals(table.length, 2, "Initial length");
assert_throws_js(TypeError, () => {
"use strict";
table.length = 4;
});
assert_equals(table.length, 2, "Should not change the length");
}, "Setting (strict mode)");