| // Invalid offsets result in exceptions, not bogus results. |
| |
| load(libdir + "asserts.js"); |
| |
| var g = newGlobal(); |
| var dbg = Debugger(g); |
| var hits; |
| dbg.onDebuggerStatement = function (frame) { |
| assertEq(frame.script.getOffsetLocation(frame.offset).lineNumber, g.line); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(String(frame.offset)).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(Object(frame.offset)).lineNumber; }, Error); |
| |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(-1).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(1000000).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(0.25).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(+Infinity).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(-Infinity).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(NaN).lineNumber; }, Error); |
| |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(false).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(true).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation(undefined).lineNumber; }, Error); |
| assertThrowsInstanceOf(function () { frame.script.getOffsetLocation().lineNumber; }, Error); |
| |
| // We assume that at least one whole number between 0 and frame.offset is invalid. |
| assertThrowsInstanceOf( |
| function () { |
| for (var i = 0; i < frame.offset; i++) |
| frame.script.getOffsetLocation(i).lineNumber; |
| }, |
| Error); |
| |
| hits++; |
| }; |
| |
| hits = 0; |
| g.eval("var line = new Error().lineNumber; debugger;"); |