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-rw-r--r--js/src/jsapi-tests/testCallNonGenericMethodOnProxy.cpp87
1 files changed, 87 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testCallNonGenericMethodOnProxy.cpp b/js/src/jsapi-tests/testCallNonGenericMethodOnProxy.cpp
new file mode 100644
index 0000000000..54244ea768
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+++ b/js/src/jsapi-tests/testCallNonGenericMethodOnProxy.cpp
@@ -0,0 +1,87 @@
+/* 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 "js/CallAndConstruct.h"
+#include "js/GlobalObject.h"
+#include "js/Object.h" // JS::GetClass, JS::GetReservedSlot
+#include "jsapi-tests/tests.h"
+
+using namespace JS;
+
+static const JSClass CustomClass = {"CustomClass",
+ JSCLASS_HAS_RESERVED_SLOTS(1)};
+
+static const uint32_t CUSTOM_SLOT = 0;
+
+static bool IsCustomClass(JS::Handle<JS::Value> v) {
+ return v.isObject() && JS::GetClass(&v.toObject()) == &CustomClass;
+}
+
+static bool CustomMethodImpl(JSContext* cx, const CallArgs& args) {
+ MOZ_RELEASE_ASSERT(IsCustomClass(args.thisv()));
+ args.rval().set(JS::GetReservedSlot(&args.thisv().toObject(), CUSTOM_SLOT));
+ return true;
+}
+
+static bool CustomMethod(JSContext* cx, unsigned argc, Value* vp) {
+ CallArgs args = CallArgsFromVp(argc, vp);
+ return CallNonGenericMethod(cx, IsCustomClass, CustomMethodImpl, args);
+}
+
+BEGIN_TEST(test_CallNonGenericMethodOnProxy) {
+ // Create the first global object and compartment
+ JS::RealmOptions options;
+ JS::RootedObject globalA(
+ cx, JS_NewGlobalObject(cx, getGlobalClass(), nullptr,
+ JS::FireOnNewGlobalHook, options));
+ CHECK(globalA);
+
+ JS::RootedObject customA(cx, JS_NewObject(cx, &CustomClass));
+ CHECK(customA);
+ JS_SetReservedSlot(customA, CUSTOM_SLOT, Int32Value(17));
+
+ JS::RootedFunction customMethodA(
+ cx, JS_NewFunction(cx, CustomMethod, 0, 0, "customMethodA"));
+ CHECK(customMethodA);
+
+ JS::RootedValue rval(cx);
+ CHECK(JS_CallFunction(cx, customA, customMethodA,
+ JS::HandleValueArray::empty(), &rval));
+ CHECK_SAME(rval, Int32Value(17));
+
+ // Now create the second global object and compartment...
+ {
+ JS::RealmOptions options;
+ JS::RootedObject globalB(
+ cx, JS_NewGlobalObject(cx, getGlobalClass(), nullptr,
+ JS::FireOnNewGlobalHook, options));
+ CHECK(globalB);
+
+ // ...and enter it.
+ JSAutoRealm enter(cx, globalB);
+ JS::RootedObject customB(cx, JS_NewObject(cx, &CustomClass));
+ CHECK(customB);
+ JS_SetReservedSlot(customB, CUSTOM_SLOT, Int32Value(42));
+
+ JS::RootedFunction customMethodB(
+ cx, JS_NewFunction(cx, CustomMethod, 0, 0, "customMethodB"));
+ CHECK(customMethodB);
+
+ JS::RootedValue rval(cx);
+ CHECK(JS_CallFunction(cx, customB, customMethodB,
+ JS::HandleValueArray::empty(), &rval));
+ CHECK_SAME(rval, Int32Value(42));
+
+ JS::RootedObject wrappedCustomA(cx, customA);
+ CHECK(JS_WrapObject(cx, &wrappedCustomA));
+
+ JS::RootedValue rval2(cx);
+ CHECK(JS_CallFunction(cx, wrappedCustomA, customMethodB,
+ JS::HandleValueArray::empty(), &rval2));
+ CHECK_SAME(rval, Int32Value(42));
+ }
+
+ return true;
+}
+END_TEST(test_CallNonGenericMethodOnProxy)