1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Debugger-onNewPromise-03.js b/js/src/jit-test/tests/debug/Debugger-onNewPromise-03.js
new file mode 100644
index 0000000000..38890ae957
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Debugger-onNewPromise-03.js
@@ -0,0 +1,41 @@
+// onNewPromise handlers on different Debugger instances are independent.
+
+var g = newGlobal({newCompartment: true});
+var dbg1 = new Debugger(g);
+var log1;
+function h1(promise) {
+  log1 += 'n';
+  assertEq(promise.seen, undefined);
+  promise.seen = true;
+}
+
+var dbg2 = new Debugger(g);
+var log2;
+function h2(promise) {
+  log2 += 'n';
+  assertEq(promise.seen, undefined);
+  promise.seen = true;
+}
+
+log1 = log2 = '';
+new g.Promise(function (){});
+assertEq(log1, '');
+assertEq(log2, '');
+
+log1 = log2 = '';
+dbg1.onNewPromise = h1;
+new g.Promise(function (){});
+assertEq(log1, 'n');
+assertEq(log2, '');
+
+log1 = log2 = '';
+dbg2.onNewPromise = h2;
+new g.Promise(function (){});
+assertEq(log1, 'n');
+assertEq(log2, 'n');
+
+log1 = log2 = '';
+dbg1.onNewPromise = undefined;
+new g.Promise(function (){});
+assertEq(log1, '');
+assertEq(log2, 'n');