| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --expose-wasm --expose-gc --verify-heap |
| |
| load("test/mjsunit/wasm/user-properties-common.js"); |
| |
| (function ModuleTest() { |
| for (f of [x => (x + 19 + globalCounter), minus18]) { |
| print("ModuleTest"); |
| |
| let builder = new WasmModuleBuilder(); |
| builder.addImport("m", "f", kSig_i_i); |
| builder.addFunction("main", kSig_i_i) |
| .addBody([ |
| kExprLocalGet, 0, |
| kExprCallFunction, 0]) |
| .exportAs("main"); |
| builder.addMemory(1, 1, false) |
| .exportMemoryAs("memory") |
| |
| let module = builder.toModule(); |
| testProperties(module); |
| |
| for (let i = 0; i < 3; i++) { |
| print(" instance " + i); |
| let instance = new WebAssembly.Instance(module, {m: {f: f}}); |
| testProperties(instance); |
| |
| print(" memory " + i); |
| let m = instance.exports.memory; |
| assertInstanceof(m, WebAssembly.Memory); |
| testProperties(m); |
| |
| print(" function " + i); |
| let g = instance.exports.main; |
| assertInstanceof(g, Function); |
| printName("before", g); |
| testProperties(g); |
| printName(" after", g); |
| assertInstanceof(g, Function); |
| testProperties(g); |
| for (let j = 10; j < 15; j++) { |
| assertEquals(f(j), g(j)); |
| } |
| verifyHeap(); |
| // The Wasm-internal fields of {g} are only inspected when {g} is |
| // used as an import into another instance. Use {g} as the import |
| // the next time through the loop. |
| f = g; |
| } |
| } |
| })(); |