The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/debug/Frame-implementation-02.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,51 @@
     1.4 +// Test that Ion frames are invalidated by turning on Debugger. Invalidation
     1.5 +// is unobservable, but we know that Ion scripts cannot handle Debugger
     1.6 +// handlers, so we test for the handlers being called.
     1.7 +
     1.8 +load(libdir + "jitopts.js");
     1.9 +
    1.10 +if (!jitTogglesMatch(Opts_Ion2NoParallelCompilation))
    1.11 +  quit();
    1.12 +
    1.13 +withJitOptions(Opts_Ion2NoParallelCompilation, function () {
    1.14 +  var g = newGlobal();
    1.15 +  var dbg = new Debugger;
    1.16 +  var onPopExecuted = false;
    1.17 +  var breakpointHit = false;
    1.18 +
    1.19 +  g.toggle = function toggle(d) {
    1.20 +    if (d) {
    1.21 +      dbg.addDebuggee(g);
    1.22 +
    1.23 +      var frame1 = dbg.getNewestFrame();
    1.24 +      assertEq(frame1.implementation, "ion");
    1.25 +      frame1.onPop = function () {
    1.26 +        onPopExecuted = true;
    1.27 +      };
    1.28 +
    1.29 +      var frame2 = frame1.older;
    1.30 +      assertEq(frame2.implementation, "ion");
    1.31 +      // Offset of |print(42 + 42)|
    1.32 +      var offset = frame2.script.getLineOffsets(3)[0];
    1.33 +      frame2.script.setBreakpoint(offset, { hit: function (fr) {
    1.34 +        assertEq(fr.implementation != "ion", true);
    1.35 +        breakpointHit = true;
    1.36 +      }});
    1.37 +    }
    1.38 +  };
    1.39 +
    1.40 +  g.eval("" + function f(d) {
    1.41 +    g(d);
    1.42 +    print(42 + 42);
    1.43 +  });
    1.44 +  g.eval("" + function g(d) { toggle(d); });
    1.45 +
    1.46 +  g.eval("(" + function test() {
    1.47 +    for (var i = 0; i < 5; i++)
    1.48 +      f(false);
    1.49 +    f(true);
    1.50 +  } + ")();");
    1.51 +
    1.52 +  assertEq(onPopExecuted, true);
    1.53 +  assertEq(breakpointHit, true);
    1.54 +});