| // 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: --type-profile |
| |
| const source = |
| ` |
| function f(a, b, c) { |
| return 'bye'; |
| }; |
| f({}, [], true); |
| f(3, 2.3, {a: 42}); |
| f(undefined, null, Symbol('hello')); |
| `; |
| |
| let {session, contextGroup, Protocol} = InspectorTest.start("Test collecting type profile data with Profiler.takeTypeProfile."); |
| |
| (async function testTypeProfile() { |
| await Protocol.Profiler.enable(); |
| await Protocol.Profiler.startTypeProfile(); |
| |
| Protocol.Runtime.enable(); |
| let {result: {scriptId}} = await Protocol.Runtime.compileScript({ |
| expression: source, |
| sourceURL: arguments.callee.name, |
| persistScript: true |
| }); |
| Protocol.Runtime.runScript({ scriptId }); |
| |
| let typeProfiles = await Protocol.Profiler.takeTypeProfile(); |
| await session.logTypeProfile(typeProfiles.result.result[0], |
| source); |
| |
| Protocol.Profiler.stoptTypeProfile(); |
| Protocol.Profiler.disable(); |
| await Protocol.Runtime.disable(); |
| InspectorTest.completeTest(); |
| })(); |