/
side-effect-free-coverage-enabled.js
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/
side-effect-free-coverage-enabled.js
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// Copyright 2020 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.
let {session, contextGroup, Protocol} = InspectorTest.start('Tests side-effect-free evaluation with coverage enabled');
contextGroup.addScript(`
function testFunction()
{
var o = 0;
function f() { return 1; }
function g() { o = 2; return o; }
f,g;
debugger;
}
//# sourceURL=foo.js`);
// Side effect free call should not result in EvalError when coverage
// is enabled:
Protocol.Profiler.enable()
Protocol.Profiler.startPreciseCoverage({callCount: true, detailed: true})
Protocol.Debugger.enable();
Protocol.Debugger.oncePaused().then(debuggerPaused);
Protocol.Runtime.evaluate({ "expression": "setTimeout(testFunction, 0)" });
var topFrameId;
function debuggerPaused(messageObject)
{
InspectorTest.log("Paused on 'debugger;'");
topFrameId = messageObject.params.callFrames[0].callFrameId;
Protocol.Debugger.evaluateOnCallFrame({ callFrameId: topFrameId, expression: "f()", throwOnSideEffect: true}).then(evaluatedFirst);
}
function evaluatedFirst(response)
{
InspectorTest.log("f() returns " + response.result.result.value);
InspectorTest.completeTest();
}