1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/promise/newpromisecapability-error-message.js b/js/src/jit-test/tests/promise/newpromisecapability-error-message.js
new file mode 100644
index 0000000000..72b13924a3
--- /dev/null
+++ b/js/src/jit-test/tests/promise/newpromisecapability-error-message.js
@@ -0,0 +1,20 @@
+load(libdir + "asserts.js");
+
+let foo = {};
+for (let method of ["resolve", "reject", "race"]) {
+  assertErrorMessage(
+    () => Promise[method].call(foo),
+    TypeError,
+    "foo is not a constructor"
+  );
+  assertErrorMessage(
+    () => Promise[method].call(foo, []),
+    TypeError,
+    "foo is not a constructor"
+  );
+  assertErrorMessage(
+    () => Promise[method].call({}, [], foo),
+    TypeError,
+    "({}) is not a constructor"
+  );
+}