v8/test/mjsunit/regress/regress-419663.js

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// Copyright 2012 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: --expose-debug-as debug
var o = {
f: function(x) {
var a = x + 1;
o = 1;
}
}
function sentinel() {}
var Debug = debug.Debug;
Debug.setListener(function() {});
var script = Debug.findScript(sentinel);
// Used in Debug.setScriptBreakPointById.
var p = Debug.findScriptSourcePosition(script, 9, 0);
var q = Debug.setBreakPointByScriptIdAndPosition(script.id, p).actual_position;
var r = Debug.setBreakPointByScriptIdAndPosition(script.id, q).actual_position;
assertEquals(q, r);
function assertLocation(p, l, c) {
var location = script.locationFromPosition(p, false);
assertEquals(l, location.line);
assertEquals(c, location.column);
}
assertLocation(p, 9, 0);
assertLocation(q, 9, 4);
assertLocation(r, 9, 4);