| // frame.environment is different for different activations of a scope. |
| |
| var g = newGlobal(); |
| var dbg = Debugger(g); |
| g.eval("function h() { debugger; }"); |
| var arr; |
| dbg.onDebuggerStatement = function (hframe) { |
| var e = hframe.older.environment; |
| assertEq(arr.indexOf(e), -1); |
| arr.push(e); |
| }; |
| |
| function test(code, expectedHits) { |
| arr = []; |
| g.eval(code); |
| assertEq(arr.length, expectedHits); |
| } |
| |
| // two separate calls to a function |
| test("(function () { var f = function (a) { h(); return a; }; f(1); f(2); })();", 2); |
| |
| // recursive calls to a function |
| test("(function f(n) { h(); return n < 2 ? 1 : n * f(n - 1); })(3);", 3); |
| |
| // separate visits to a block in the same call frame |
| test("(function () { for (var i = 0; i < 3; i++) { let j = i * 4; h(); }})();", 3); |
| |
| // two strict direct eval calls in the same function scope |
| test("(function () { 'use strict'; for (var i = 0; i < 3; i++) eval('h();'); })();", 3); |