1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/onEnterFrame-async-resumption-08.js b/js/src/jit-test/tests/debug/onEnterFrame-async-resumption-08.js
new file mode 100644
index 0000000000..f9760da7b7
--- /dev/null
+++ b/js/src/jit-test/tests/debug/onEnterFrame-async-resumption-08.js
@@ -0,0 +1,53 @@
+// Terminate execution from within the onPop handler, the result promise will
+// never be resolved.
+
+load(libdir + "array-compare.js");
+
+let g = newGlobal({newCompartment: true});
+let dbg = new Debugger(g);
+
+let log = [];
+g.log = log;
+
+g.eval(`
+    async function f() {
+        log.push("START");
+        await 0;
+        log.push("MIDDLE");
+        await 0;
+        log.push("END");
+    }
+`);
+
+const expectedTick1 = ["START"];
+const expectedTickN = [
+    "START",
+    "enter: f",
+    "MIDDLE",
+    "pop: f",
+];
+
+Promise.resolve(0)
+.then(() => assertEq(arraysEqual(log, expectedTick1), true))
+.then(() => assertEq(arraysEqual(log, expectedTickN), true))
+.then(() => assertEq(arraysEqual(log, expectedTickN), true))
+.then(() => assertEq(arraysEqual(log, expectedTickN), true))
+.then(() => assertEq(arraysEqual(log, expectedTickN), true))
+.catch(e => {
+    // Quit with non-zero exit code to ensure a test suite error is shown,
+    // even when this function is called within promise handlers which normally
+    // swallow any exceptions.
+    print("Error: " + e + "\nstack:\n" + e.stack);
+    quit(1);
+});
+
+g.f();
+
+dbg.onEnterFrame = frame => {
+    log.push(`enter: ${frame.callee.name}`);
+
+    frame.onPop = () => {
+        log.push(`pop: ${frame.callee.name}`);
+        return null; // Terminate execution.
+    };
+};