length.any.js - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /wasm/jsapi/table/length.any.js - WPT Dashboard Interop Dashboard
- /wasm/jsapi/table/length.any.html - WPT Dashboard Interop Dashboard
- /wasm/jsapi/table/length.any.shadowrealm.html - WPT Dashboard Interop Dashboard
- /wasm/jsapi/table/length.any.worker.html - WPT Dashboard Interop Dashboard

// 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)");