| // Copyright 2019 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: --allow-natives-syntax |
| |
| import * as mod from "keyed-has-ic-module-export.mjs"; |
| |
| function testIn(obj, key) { |
| return key in obj; |
| } |
| |
| function expectTrue(obj, key) { |
| assertTrue(testIn(obj, key)); |
| } |
| |
| function expectFalse(obj, key) { |
| assertFalse(testIn(obj, key)); |
| } |
| |
| var tests = { |
| monomporphicTrue: function() { |
| expectTrue(mod, "a"); |
| expectTrue(mod, "a"); |
| expectTrue(mod, "a"); |
| }, |
| |
| polymprohicKeyTrue: function() { |
| expectTrue(mod, "a"); |
| expectTrue(mod, "b"); |
| expectTrue(mod, "c"); |
| }, |
| |
| monomorphicFalse: function() { |
| expectFalse(mod, "d"); |
| expectFalse(mod, "d"); |
| expectFalse(mod, "d"); |
| }, |
| |
| polymorphicKeyFalse: function() { |
| expectFalse(mod, "d"); |
| expectFalse(mod, "e"); |
| expectFalse(mod, "f"); |
| }, |
| |
| polymorphicTrue: function() { |
| var o = {a: "A"}; |
| expectTrue(mod, "a"); |
| expectTrue(o, "a"); |
| expectTrue(mod, "a"); |
| expectTrue(o, "a"); |
| }, |
| |
| polymorphicFalse: function() { |
| var o = {a: "A"}; |
| expectFalse(mod, "d"); |
| expectFalse(o, "d"); |
| expectFalse(mod, "d"); |
| expectFalse(o, "d"); |
| } |
| }; |
| |
| for (let test in tests) { |
| %DeoptimizeFunction(testIn); |
| %ClearFunctionFeedback(testIn); |
| %PrepareFunctionForOptimization(testIn); |
| tests[test](); |
| %OptimizeFunctionOnNextCall(testIn); |
| tests[test](); |
| } |