ef41de10db
If a class extends another class and it doesn't provide a constructor, one is created for them. We therefore need to ensure that stepping into the constructor steps into the super class constructor. BUG=v8:3674 LOG=Y R=dslomov@chromium.org, aandrey , yurys Review URL: https://codereview.chromium.org/725983002 Cr-Commit-Position: refs/heads/master@{#25366}
43 lines
900 B
JavaScript
43 lines
900 B
JavaScript
// Copyright 2014 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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// Flags: --expose-debug-as debug --harmony-classes
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'use strict';
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var Debug = debug.Debug
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var done = false;
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var stepCount = 0;
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function listener(event, execState, eventData, data) {
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if (event == Debug.DebugEvent.Break) {
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if (!done) {
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execState.prepareStep(Debug.StepAction.StepInto);
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var s = execState.frame().sourceLineText();
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assertTrue(s.indexOf('// ' + stepCount + '.') !== -1);
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stepCount++;
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}
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}
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};
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Debug.setListener(listener);
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function GetBase() {
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var x = 1; // 1.
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var y = 2; // 2.
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done = true; // 3.
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return null;
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}
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function f() {
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class Derived extends GetBase() {} // 0.
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}
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var bp = Debug.setBreakPoint(f, 0);
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f();
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assertEquals(4, stepCount);
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Debug.setListener(null);
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