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// 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 source1 =
`
function g(a, b, c) {
return 'first';
};
g({}, [], null);
`;
const source2 =
`
function f(a) {
return 'second';
};
f(null);
`;
let {session, contextGroup, Protocol} = InspectorTest.start("Turn " +
"Profiler.startTypeProfile on and off.");
InspectorTest.runAsyncTestSuite([
async function testTypeProfile() {
Protocol.Runtime.enable();
let {result: {scriptId}} = await Protocol.Runtime.compileScript({
expression: source1,
sourceURL: arguments.callee.name, persistScript: true
});
await Protocol.Profiler.enable();
// Start, run, take.
await Protocol.Profiler.startTypeProfile();
Protocol.Runtime.runScript({scriptId});
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
await session.logTypeProfile(typeProfiles.result.result[0],
source1);
Protocol.Profiler.stopTypeProfile();
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testTypeProfileFromDifferentSource() {
Protocol.Runtime.enable();
let {result: {scriptId}} = await Protocol.Runtime.compileScript({
expression: source2,
sourceURL: arguments.callee.name, persistScript: true
});
await Protocol.Profiler.enable();
// Start, run different script, take.
await Protocol.Profiler.startTypeProfile();
Protocol.Runtime.runScript({scriptId});
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
await session.logTypeProfile(typeProfiles.result.result[0],
source2);
Protocol.Profiler.stopTypeProfile();
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testStopTypeProfileDeletesFeedback() {
Protocol.Runtime.enable();
let {result: {scriptId}} = await Protocol.Runtime.compileScript({
expression: source1,
sourceURL: arguments.callee.name, persistScript: true
});
await Protocol.Profiler.enable();
// Start, run, stop.
await Protocol.Profiler.startTypeProfile();
Protocol.Runtime.runScript({scriptId});
await Protocol.Profiler.stopTypeProfile();
// Start, take. Should be empty, because no code was run.
await Protocol.Profiler.startTypeProfile();
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
InspectorTest.logMessage(typeProfiles.result.result);
await Protocol.Profiler.stopTypeProfile();
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testTypeProfileWithoutStartingItFirst() {
Protocol.Runtime.enable();
let {result: {scriptId}} = await Protocol.Runtime.compileScript({ expression: source1,
sourceURL: arguments.callee.name, persistScript: true });
Protocol.Runtime.runScript({ scriptId });
await Protocol.Profiler.enable();
// This should return an error because type profile was never started.
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
InspectorTest.logObject(typeProfiles.error.message);
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testTypeProfileAfterStoppingIt() {
Protocol.Runtime.enable();
let {result: {scriptId}} = await Protocol.Runtime.compileScript({ expression: source1,
sourceURL: arguments.callee.name, persistScript: true });
Protocol.Runtime.runScript({ scriptId });
await Protocol.Profiler.enable();
await Protocol.Profiler.startTypeProfile();
// Make sure that this turns off type profile.
await Protocol.Profiler.stopTypeProfile();
// This should return an error because type profile was stopped.
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
InspectorTest.logObject(typeProfiles.error.message);
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testStartTypeProfileAfterRunning() {
Protocol.Runtime.enable();
let {result: {scriptId}} = await Protocol.Runtime.compileScript({
expression: source1,
sourceURL: arguments.callee.name, persistScript: true
});
Protocol.Runtime.runScript({scriptId});
await Protocol.Profiler.enable();
await Protocol.Profiler.startTypeProfile();
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
// This should be empty because type profile was started after compilation.
// Only the outer script is annotated with return value "string" because
// that does not depend on runScript().
InspectorTest.logMessage(typeProfiles);
Protocol.Profiler.stopTypeProfile();
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testTypeProfileForTwoSources() {
Protocol.Runtime.enable();
let {result: {scriptId: scriptId1}} = await Protocol.Runtime.compileScript({
expression: source1,
sourceURL: arguments.callee.name, persistScript: true
});
let {result: {scriptId: scriptId2}} = await Protocol.Runtime.compileScript({
expression: source2,
sourceURL: arguments.callee.name, persistScript: true
});
await Protocol.Profiler.enable();
// Start, run different script, take.
await Protocol.Profiler.startTypeProfile();
Protocol.Runtime.runScript({scriptId: scriptId1});
Protocol.Runtime.runScript({scriptId: scriptId2});
let typeProfiles = await Protocol.Profiler.takeTypeProfile();
await session.logTypeProfile(typeProfiles.result.result[0],
source1);
await session.logTypeProfile(typeProfiles.result.result[1],
source2);
Protocol.Profiler.stopTypeProfile();
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
async function testStopTwice() {
Protocol.Runtime.enable();
await Protocol.Profiler.enable();
await Protocol.Profiler.stopTypeProfile();
await Protocol.Profiler.stopTypeProfile();
Protocol.Profiler.disable();
await Protocol.Runtime.disable();
},
]);
|
