1 files changed, 91 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testPromise.cpp b/js/src/jsapi-tests/testPromise.cpp
new file mode 100644
index 000000000..45b9eb12d
--- /dev/null
+++ b/js/src/jsapi-tests/testPromise.cpp
@@ -0,0 +1,91 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "jsapi.h"
+
+#include "jsapi-tests/tests.h"
+
+using namespace JS;
+
+static bool executor_called = false;
+
+static bool
+PromiseExecutor(JSContext* cx, unsigned argc, Value* vp)
+{
+#ifdef DEBUG
+    CallArgs args = CallArgsFromVp(argc, vp);
+#endif // DEBUG
+    MOZ_ASSERT(args.length() == 2);
+    MOZ_ASSERT(args[0].toObject().is<JSFunction>());
+    MOZ_ASSERT(args[1].toObject().is<JSFunction>());
+
+    executor_called = true;
+    return true;
+}
+
+static JSObject*
+CreatePromise(JSContext* cx)
+{
+    RootedFunction executor(cx, JS_NewFunction(cx, PromiseExecutor, 2, 0, "executor"));
+    if (!executor)
+        return nullptr;
+    return JS::NewPromiseObject(cx, executor);
+}
+
+BEGIN_TEST(testPromise_NewPromise)
+{
+    RootedObject promise(cx, CreatePromise(cx));
+    CHECK(promise);
+    CHECK(executor_called);
+
+    return true;
+}
+END_TEST(testPromise_NewPromise)
+
+BEGIN_TEST(testPromise_GetPromiseState)
+{
+    RootedObject promise(cx, CreatePromise(cx));
+    if (!promise)
+        return false;
+
+    CHECK(JS::GetPromiseState(promise) == JS::PromiseState::Pending);
+
+    return true;
+}
+END_TEST(testPromise_GetPromiseState)
+
+BEGIN_TEST(testPromise_ResolvePromise)
+{
+    RootedObject promise(cx, CreatePromise(cx));
+    if (!promise)
+        return false;
+
+    RootedValue result(cx);
+    result.setInt32(42);
+    JS::ResolvePromise(cx, promise, result);
+
+    CHECK(JS::GetPromiseState(promise) == JS::PromiseState::Fulfilled);
+
+    return true;
+}
+END_TEST(testPromise_ResolvePromise)
+
+BEGIN_TEST(testPromise_RejectPromise)
+{
+    RootedObject promise(cx, CreatePromise(cx));
+    if (!promise)
+        return false;
+
+    RootedValue result(cx);
+    result.setInt32(42);
+    JS::RejectPromise(cx, promise, result);
+
+    CHECK(JS::GetPromiseState(promise) == JS::PromiseState::Rejected);
+
+    return true;
+}
+END_TEST(testPromise_RejectPromise)