16e03e7968
PR-URL: https://github.com/nodejs/node/pull/45579 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
76 lines
2.7 KiB
JavaScript
76 lines
2.7 KiB
JavaScript
// Copyright 2022 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Flags: --experimental-reuse-locals-blocklists
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const {contextGroup, Protocol} = InspectorTest.start(`Regression test for crbug/1209117`);
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contextGroup.addInlineScript(`
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var y = 42;
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var a = 1;
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const testGlobalScope = a => {
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function foo(x) { debugger; }
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return foo(a);
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};
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let b = 1;
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const testScriptScope = b => {
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function foo(x) { debugger; }
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return foo(b);
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};
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const testFunctionScope = (() => {
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const c = 1;
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const testFunctionScope = c => {
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function foo(x) { debugger; }
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return foo(c);
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};
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return [testFunctionScope, c];
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})()[0];
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`, `foo.js`);
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async function checkVariable(expression, callFrameId) {
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const {result: {exceptionDetails}} = await Protocol.Debugger.evaluateOnCallFrame({
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callFrameId,
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expression
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});
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InspectorTest.log(`${expression}: ${exceptionDetails ? 'shadowed' : 'not shadowed'}`);
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}
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InspectorTest.runAsyncTestSuite([
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async function testGlobalScope() {
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await Promise.all([Protocol.Debugger.enable(), Protocol.Runtime.enable()]);
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const callPromise = Protocol.Runtime.evaluate({expression: 'testGlobalScope(2)'});
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const {params:{callFrames:[{callFrameId}]}} = await Protocol.Debugger.oncePaused();
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checkVariable('a', callFrameId);
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checkVariable('x', callFrameId);
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checkVariable('y', callFrameId);
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await Promise.all([Protocol.Debugger.resume(), callPromise]);
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await Promise.all([Protocol.Debugger.disable(), Protocol.Runtime.disable()]);
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},
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async function testScriptScope() {
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await Promise.all([Protocol.Debugger.enable(), Protocol.Runtime.enable()]);
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const callPromise = Protocol.Runtime.evaluate({expression: 'testScriptScope(2)'});
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const {params:{callFrames:[{callFrameId}]}} = await Protocol.Debugger.oncePaused();
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checkVariable('b', callFrameId);
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checkVariable('x', callFrameId);
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checkVariable('y', callFrameId);
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await Promise.all([Protocol.Debugger.resume(), callPromise]);
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await Promise.all([Protocol.Debugger.disable(), Protocol.Runtime.disable()]);
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},
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async function testFunctionScope() {
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await Promise.all([Protocol.Debugger.enable(), Protocol.Runtime.enable()]);
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const callPromise = Protocol.Runtime.evaluate({expression: 'testFunctionScope(2)'});
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const {params:{callFrames:[{callFrameId}]}} = await Protocol.Debugger.oncePaused();
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checkVariable('c', callFrameId);
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checkVariable('x', callFrameId);
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checkVariable('y', callFrameId);
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await Promise.all([Protocol.Debugger.resume(), callPromise]);
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await Promise.all([Protocol.Debugger.disable(), Protocol.Runtime.disable()]);
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}
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]);
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