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-rw-r--r--js/src/jit-test/tests/debug/resumption-08.js93
1 files changed, 93 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/resumption-08.js b/js/src/jit-test/tests/debug/resumption-08.js
new file mode 100644
index 000000000..06032ab22
--- /dev/null
+++ b/js/src/jit-test/tests/debug/resumption-08.js
@@ -0,0 +1,93 @@
+// Check whether we respect resumption values when toggling debug mode on->off
+// from various points with live scripts on the stack.
+
+var g = newGlobal();
+var dbg = new Debugger;
+
+function reset() {
+ dbg.onEnterFrame = undefined;
+ dbg.onDebuggerStatement = undefined;
+ dbg.addDebuggee(g);
+ g.eval("(" + function test() {
+ for (i = 0; i < 5; i++)
+ f(42);
+ } + ")();");
+}
+
+g.eval("" + function f(d) {
+ return g(d);
+});
+
+g.eval("" + function g(d) {
+ debugger;
+ return d;
+});
+
+function testResumptionValues(handlerSetter) {
+ // Test normal return.
+ reset();
+ handlerSetter(undefined);
+ assertEq(g.eval("(" + function test() { return f(42); } + ")();"), 42);
+
+ // Test forced return.
+ reset();
+ handlerSetter({ return: "not 42" });
+ assertEq(g.eval("(" + function test() { return f(42); } + ")();"), "not 42");
+
+ // Test throw.
+ reset();
+ handlerSetter({ throw: "thrown 42" });
+ try {
+ g.eval("(" + function test() { return f(42); } + ")();");;
+ } catch (e) {
+ assertEq(e, "thrown 42");
+ }
+}
+
+// Turn off from within the prologue.
+testResumptionValues(function (resumptionVal) {
+ dbg.onEnterFrame = function (frame) {
+ if (frame.older) {
+ if (frame.older.older) {
+ dbg.removeDebuggee(g);
+ return resumptionVal;
+ }
+ }
+ };
+});
+
+// Turn off from within the epilogue.
+testResumptionValues(function (resumptionVal) {
+ dbg.onEnterFrame = function (frame) {
+ if (frame.older) {
+ if (frame.older.older) {
+ frame.onPop = function () {
+ dbg.removeDebuggee(g);
+ return resumptionVal;
+ };
+ }
+ }
+ };
+});
+
+// Turn off from within debugger statement handler.
+testResumptionValues(function (resumptionVal) {
+ dbg.onDebuggerStatement = function (frame) {
+ dbg.removeDebuggee(g);
+ return resumptionVal;
+ };
+});
+
+// Turn off from within debug trap handler.
+testResumptionValues(function (resumptionVal) {
+ dbg.onEnterFrame = function (frame) {
+ if (frame.older) {
+ if (frame.older.older) {
+ frame.onStep = function () {
+ dbg.removeDebuggee(g);
+ return resumptionVal;
+ }
+ }
+ }
+ };
+});