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1 // Copyright 2017 the V8 project authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Flags: --allow-natives-syntax | |
6 | |
7 load("test/mjsunit/wasm/wasm-constants.js"); | |
8 load("test/mjsunit/wasm/wasm-module-builder.js"); | |
9 | |
10 let buffer = (() => { | |
11 let builder = new WasmModuleBuilder(); | |
12 builder.addFunction("f", kSig_i_v) | |
13 .addBody([kExprI32Const, 42]) | |
14 .exportAs("f"); | |
15 return builder.toBuffer(); | |
16 })(); | |
17 | |
18 var module = new WebAssembly.Module(buffer); | |
19 var wrapper = Promise.resolve(module); | |
20 | |
21 assertPromiseResult( | |
22 WebAssembly.instantiate(wrapper), | |
23 assertUnreachable, | |
24 e => assertTrue(e instanceof TypeError)); | |
25 | |
26 assertPromiseResult(( | |
27 () => { | |
28 var old = %SetWasmCompileFromPromiseOverload(); | |
29 var ret = WebAssembly.instantiate(wrapper); | |
30 %ResetWasmOverloads(old); | |
31 return ret; | |
32 })(), | |
33 pair => { | |
34 assertTrue(pair.instance instanceof WebAssembly.Instance); | |
35 assertTrue(pair.module instanceof WebAssembly.Module) | |
36 }, | |
37 assertUnreachable); | |
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