js/src/jit-test/tests/debug/breakpoint-06.js

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1 // The argument to a breakpoint hit method is a frame.
2
3 var g = newGlobal();
4 var dbg = Debugger(g);
5 var hits = 0;
6 dbg.onDebuggerStatement = function (frame1) {
7 function hit(frame2) {
8 assertEq(frame2, frame1);
9 hits++;
10 }
11 var s = frame1.script;
12 var offs = s.getLineOffsets(g.line0 + 2);
13 for (var i = 0; i < offs.length; i++)
14 s.setBreakpoint(offs[i], {hit: hit});
15 };
16 g.eval("var line0 = Error().lineNumber;\n" +
17 "debugger;\n" + // line0 + 1
18 "x = 1;\n"); // line0 + 2
19 assertEq(hits, 1);
20 assertEq(g.x, 1);

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