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-rw-r--r--js/src/jsapi-tests/testSetPropertyIgnoringNamedGetter.cpp73
1 files changed, 73 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testSetPropertyIgnoringNamedGetter.cpp b/js/src/jsapi-tests/testSetPropertyIgnoringNamedGetter.cpp
new file mode 100644
index 0000000000..cc4ef9cdc8
--- /dev/null
+++ b/js/src/jsapi-tests/testSetPropertyIgnoringNamedGetter.cpp
@@ -0,0 +1,73 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ */
+
+#include "jsfriendapi.h"
+
+#include "js/PropertyAndElement.h" // JS_DefineProperty
+#include "js/Proxy.h"
+
+#include "jsapi-tests/tests.h"
+
+using namespace js;
+using namespace JS;
+
+class CustomProxyHandler : public Wrapper {
+ public:
+ CustomProxyHandler() : Wrapper(0) {}
+
+ bool getOwnPropertyDescriptor(
+ JSContext* cx, HandleObject proxy, HandleId id,
+ MutableHandle<mozilla::Maybe<PropertyDescriptor>> desc) const override {
+ if (id.isString() &&
+ JS_LinearStringEqualsLiteral(id.toLinearString(), "phantom")) {
+ desc.set(mozilla::Some(PropertyDescriptor::Data(
+ Int32Value(42),
+ {PropertyAttribute::Configurable, PropertyAttribute::Enumerable,
+ PropertyAttribute::Writable})));
+ return true;
+ }
+
+ return Wrapper::getOwnPropertyDescriptor(cx, proxy, id, desc);
+ }
+
+ bool set(JSContext* cx, HandleObject proxy, HandleId id, HandleValue v,
+ HandleValue receiver, ObjectOpResult& result) const override {
+ Rooted<mozilla::Maybe<PropertyDescriptor>> desc(cx);
+ if (!Wrapper::getOwnPropertyDescriptor(cx, proxy, id, &desc)) {
+ return false;
+ }
+ return SetPropertyIgnoringNamedGetter(cx, proxy, id, v, receiver, desc,
+ result);
+ }
+};
+
+const CustomProxyHandler customProxyHandler;
+
+BEGIN_TEST(testSetPropertyIgnoringNamedGetter_direct) {
+ RootedValue protov(cx);
+ EVAL("Object.prototype", &protov);
+
+ RootedValue targetv(cx);
+ EVAL("({})", &targetv);
+
+ RootedObject proxyObj(cx, NewProxyObject(cx, &customProxyHandler, targetv,
+ &protov.toObject(), ProxyOptions()));
+ CHECK(proxyObj);
+
+ CHECK(JS_DefineProperty(cx, global, "target", targetv, 0));
+ CHECK(JS_DefineProperty(cx, global, "proxy", proxyObj, 0));
+
+ RootedValue v(cx);
+ EVAL("Object.getOwnPropertyDescriptor(proxy, 'phantom').value", &v);
+ CHECK_SAME(v, Int32Value(42));
+
+ EXEC("proxy.phantom = 123");
+ EVAL("Object.getOwnPropertyDescriptor(proxy, 'phantom').value", &v);
+ CHECK_SAME(v, Int32Value(42));
+ EVAL("target.phantom", &v);
+ CHECK_SAME(v, Int32Value(123));
+
+ return true;
+}
+END_TEST(testSetPropertyIgnoringNamedGetter_direct)