/js/src/jit-test/tests/debug/breakpoint-07.js

http://github.com/zpao/v8monkey · JavaScript · 30 lines · 26 code · 3 blank · 1 comment · 2 complexity · 85391ef160734cfc1ca1867264a1b1db MD5 · raw file

  1. // Code runs fine if do-nothing breakpoints are set on every line.
  2. var g = newGlobal('new-compartment');
  3. var src = ("var line0 = Error().lineNumber;\n" +
  4. "function gcd(a, b) {\n" + // line0 + 1
  5. " if (a > b)\n" + // line0 + 2
  6. " return gcd(b, a);\n" + // line0 + 3
  7. " var c = b % a;\n" + // line0 + 4
  8. " if (c === 0)\n" + // line0 + 5
  9. " return a;\n" + // line0 + 6
  10. " return gcd(c, a);\n" + // line0 + 7
  11. "}\n"); // line0 + 8
  12. g.eval(src);
  13. var dbg = Debugger(g);
  14. var hits = 0 ;
  15. dbg.onDebuggerStatement = function (frame) {
  16. var s = frame.eval("gcd").return.script;
  17. var offs;
  18. for (var lineno = g.line0 + 2; (offs = s.getLineOffsets(lineno)).length > 0; lineno++) {
  19. for (var i = 0; i < offs.length; i++)
  20. s.setBreakpoint(offs[i], {hit: function (f) { hits++; }});
  21. }
  22. assertEq(lineno > g.line0 + 7, true);
  23. assertEq(lineno <= g.line0 + 9, true);
  24. };
  25. g.eval("debugger;");
  26. assertEq(g.gcd(31 * 7 * 5 * 3 * 2, 11 * 3 * 3 * 2), 6);
  27. assertEq(hits >= 18, true);