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-rw-r--r--js/src/jit-test/tests/debug/onExceptionUnwind-resumption-generator.js117
1 files changed, 117 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/onExceptionUnwind-resumption-generator.js b/js/src/jit-test/tests/debug/onExceptionUnwind-resumption-generator.js
new file mode 100644
index 000000000..6239d9e7e
--- /dev/null
+++ b/js/src/jit-test/tests/debug/onExceptionUnwind-resumption-generator.js
@@ -0,0 +1,117 @@
+load(libdir + "asserts.js");
+
+var g = newGlobal();
+var dbg = Debugger(g);
+
+g.eval(`
+function* f() {
+ e;
+}
+`);
+
+// To continue testing after uncaught exception, remember the exception and
+// return normal completeion.
+var currentFrame;
+var uncaughtException;
+dbg.uncaughtExceptionHook = function(e) {
+ uncaughtException = e;
+ return {
+ return: currentFrame.eval("({ done: true, value: 'uncaught' })").return
+ };
+};
+function testUncaughtException() {
+ uncaughtException = undefined;
+ var obj = g.eval(`f().next()`);
+ assertEq(obj.done, true);
+ assertEq(obj.value, 'uncaught');
+ assertEq(uncaughtException instanceof TypeError, true);
+}
+
+// Just continue
+dbg.onExceptionUnwind = function(frame) {
+ return undefined;
+};
+assertThrowsInstanceOf(() => g.eval(`f().next();`), g.ReferenceError);
+
+// Should return object.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: "foo"
+ };
+};
+testUncaughtException();
+
+// The object should have `done` property and `value` property.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({})").return
+ };
+};
+testUncaughtException();
+
+// The object should have `done` property.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({ value: 10 })").return
+ };
+};
+testUncaughtException();
+
+// The object should have `value` property.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({ done: true })").return
+ };
+};
+testUncaughtException();
+
+// `done` property should be a boolean value.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({ done: 10, value: 10 })").return
+ };
+};
+testUncaughtException();
+
+// `done` property shouldn't be an accessor.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({ get done() { return true; }, value: 10 })").return
+ };
+};
+testUncaughtException();
+
+// `value` property shouldn't be an accessor.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({ done: true, get value() { return 10; } })").return
+ };
+};
+testUncaughtException();
+
+// The object shouldn't be a Proxy.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("new Proxy({ done: true, value: 10 }, {})").return
+ };
+};
+testUncaughtException();
+
+// Correct resumption value.
+dbg.onExceptionUnwind = function(frame) {
+ currentFrame = frame;
+ return {
+ return: frame.eval("({ done: true, value: 10 })").return
+ };
+};
+var obj = g.eval(`f().next()`);
+assertEq(obj.done, true);
+assertEq(obj.value, 10);