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-rw-r--r--js/src/jit-test/tests/debug/Frame-implementation-02.js51
1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Frame-implementation-02.js b/js/src/jit-test/tests/debug/Frame-implementation-02.js
new file mode 100644
index 000000000..41b4d6794
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-implementation-02.js
@@ -0,0 +1,51 @@
+// Test that Ion frames are invalidated by turning on Debugger. Invalidation
+// is unobservable, but we know that Ion scripts cannot handle Debugger
+// handlers, so we test for the handlers being called.
+
+load(libdir + "jitopts.js");
+
+if (!jitTogglesMatch(Opts_Ion2NoOffthreadCompilation))
+ quit();
+
+withJitOptions(Opts_Ion2NoOffthreadCompilation, function () {
+ var g = newGlobal();
+ var dbg = new Debugger;
+ var onPopExecuted = false;
+ var breakpointHit = false;
+
+ g.toggle = function toggle(d) {
+ if (d) {
+ dbg.addDebuggee(g);
+
+ var frame1 = dbg.getNewestFrame();
+ assertEq(frame1.implementation, "ion");
+ frame1.onPop = function () {
+ onPopExecuted = true;
+ };
+
+ var frame2 = frame1.older;
+ assertEq(frame2.implementation, "ion");
+ // Offset of |print(42 + 42)|
+ var offset = frame2.script.getLineOffsets(3)[0];
+ frame2.script.setBreakpoint(offset, { hit: function (fr) {
+ assertEq(fr.implementation != "ion", true);
+ breakpointHit = true;
+ }});
+ }
+ };
+
+ g.eval("" + function f(d) {
+ g(d);
+ print(42 + 42);
+ });
+ g.eval("" + function g(d) { toggle(d); });
+
+ g.eval("(" + function test() {
+ for (var i = 0; i < 5; i++)
+ f(false);
+ f(true);
+ } + ")();");
+
+ assertEq(onPopExecuted, true);
+ assertEq(breakpointHit, true);
+});