KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use assert_throws_wasm method in wpt

Best JavaScript code snippet using wpt

basic.tentative.any.js

Source:basic.tentative.any.js

1// META: global=window,worker,jsshell2// META: script=/wasm/jsapi/wasm-module-builder.js3function assert_throws_wasm(fn, message) {4  try {5    fn();6    assert_not_reached(`expected to throw with ${message}`);7  } catch (e) {8    assert_true(e instanceof WebAssembly.Exception, `Error should be a WebAssembly.Exception with ${message}`);9  }10}11promise_test(async () => {12  const kWasmAnyRef = 0x6f;13  const kSig_v_r = makeSig([kWasmAnyRef], []);14  const builder = new WasmModuleBuilder();15  const except = builder.addException(kSig_v_r);16  builder.addFunction("throw_param", kSig_v_r)17    .addBody([18      kExprLocalGet, 0,19      kExprThrow, except,20    ])21    .exportFunc();22  const buffer = builder.toBuffer();23  const {instance} = await WebAssembly.instantiate(buffer, {});24  const values = [25    undefined,26    null,27    true,28    false,29    "test",30    Symbol(),31    0,32    1,33    4.2,34    NaN,35    Infinity,36    {},37    () => {},38  ];39  for (const v of values) {40    assert_throws_wasm(() => instance.exports.throw_param(v), String(v));41  }42}, "Wasm function throws argument");43promise_test(async () => {44  const builder = new WasmModuleBuilder();45  const except = builder.addException(kSig_v_a);46  builder.addFunction("throw_null", kSig_v_v)47    .addBody([48      kExprRefNull, kWasmAnyFunc,49      kExprThrow, except,50    ])51    .exportFunc();52  const buffer = builder.toBuffer();53  const {instance} = await WebAssembly.instantiate(buffer, {});54  assert_throws_wasm(() => instance.exports.throw_null());55}, "Wasm function throws null");56promise_test(async () => {57  const builder = new WasmModuleBuilder();58  const except = builder.addException(kSig_v_i);59  builder.addFunction("throw_int", kSig_v_v)60    .addBody([61      ...wasmI32Const(7),62      kExprThrow, except,63    ])64    .exportFunc();65  const buffer = builder.toBuffer();66  const {instance} = await WebAssembly.instantiate(buffer, {});67  assert_throws_wasm(() => instance.exports.throw_int());68}, "Wasm function throws integer");69promise_test(async () => {70  const builder = new WasmModuleBuilder();71  const fnIndex = builder.addImport("module", "fn", kSig_v_v);72  const except = builder.addException(kSig_v_r);73  builder.addFunction("catch_exception", kSig_r_v)74    .addBody([75      kExprTry, kWasmStmt,76        kExprCallFunction, fnIndex,77      kExprCatch, except,78        kExprReturn,79      kExprEnd,80      kExprRefNull, kWasmAnyRef,81    ])...

Using AI Code Generation

1function test() {2    assert_throws_wasm(() => {3        WebAssembly.instantiate(new Uint8Array([0, 97, 115, 109, 1, 0, 0, 0]));4    }, WebAssembly.CompileError);5}6    test();

Using AI Code Generation

1import { assert_throws_wasm } from './assert_throws_wasm.js';2assert_throws_wasm('TypeError', () => {3  WebAssembly.instantiate(new WebAssembly.Module(new Uint8Array([0, 97, 115, 109, 1, 0, 0, 0])));4}, 'instantiate() should throw a TypeError when called with an invalid module');5assert_throws_wasm('TypeError', () => {6  new WebAssembly.Instance(new WebAssembly.Module(new Uint8Array([0, 97, 115, 109, 1, 0, 0, 0])));7}, 'Instance() should throw a TypeError when called with an invalid module');8assert_throws_wasm('TypeError', () => {9  new WebAssembly.Table({ element: 'anyfunc', initial: 1 });10}, 'Table() should throw a TypeError when called with an invalid element type');11assert_throws_wasm('TypeError', () => {12  new WebAssembly.Memory({ initial: 1 });13}, 'Memory() should throw a TypeError when called with an invalid maximum');14assert_throws_wasm('TypeError', () => {15  new WebAssembly.Global({ value: 'anyfunc' }, 0);16}, 'Global() should throw a TypeError when called with an invalid value type');17assert_throws_wasm('TypeError', () => {18  new WebAssembly.Global({ value: 'i32' }, {});19}, 'Global() should throw a TypeError when called with an invalid value');20assert_throws_wasm('TypeError', () => {21  new WebAssembly.Global({ value: 'i32' }, 0, {});22}, 'Global() should throw a TypeError when called with an invalid descriptor');23assert_throws_wasm('TypeError', () => {24  new WebAssembly.Global({ value: 'i32' }, 0, { mutable: 0 });25}, 'Global() should throw a TypeError when called with an invalid descriptor');26assert_throws_wasm('TypeError', () => {27  new WebAssembly.Global({ value: 'i32' }, 0, { mutable: 1 });28}, 'Global() should throw a TypeError when called with an invalid descriptor');29assert_throws_wasm('TypeError', () => {30  new WebAssembly.Module({});31}, 'Module() should throw a TypeError when called with an invalid buffer source');32assert_throws_wasm('TypeError', () => {33  new WebAssembly.Module(new Uint

Using AI Code Generation

1function test() {2  var builder = new WasmModuleBuilder();3  builder.addImport("mod", "func", kSig_i_i);4  assert_throws_wasm(5    () => builder.instantiate(),6    "Module imports a function with incompatible signature"7  );8}9test();

Using AI Code Generation

1var buffer = new ArrayBuffer(8);2var module = new WebAssembly.Module(buffer);3var importObject = {4    imported_func: function(a, b, c) {5        return a + b + c;6    }7};8assert_throws_wasm(9    () => WebAssembly.instantiate(module, importObject)10);

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.