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-rw-r--r--js/src/jit-test/tests/proxy/testDirectProxyValidateProperty3.js43
1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/proxy/testDirectProxyValidateProperty3.js b/js/src/jit-test/tests/proxy/testDirectProxyValidateProperty3.js
new file mode 100644
index 000000000..34654d3ce
--- /dev/null
+++ b/js/src/jit-test/tests/proxy/testDirectProxyValidateProperty3.js
@@ -0,0 +1,43 @@
+load(libdir + "asserts.js");
+
+/*
+ * Throw a TypeError if the current descriptor is a data descriptor and the
+ * descriptor returned by the trap is not, or vice versa, and the current
+ * descriptor is non-configurable
+ */
+var target = {};
+Object.defineProperty(target, 'foo', {
+ value: 'bar',
+ configurable: false
+});
+var caught = false;
+assertThrowsInstanceOf(function () {
+ Object.getOwnPropertyDescriptor(new Proxy(target, {
+ getOwnPropertyDescriptor: function (target, name) {
+ return {
+ get: function () {
+ return 'bar';
+ },
+ configurable: false
+ };
+ }
+ }), 'foo');
+}, TypeError);
+
+var target = {};
+Object.defineProperty(target, 'foo', {
+ value: function () {
+ return 'bar';
+ },
+ configurable: false
+});
+assertThrowsInstanceOf(function () {
+ Object.getOwnPropertyDescriptor(new Proxy(target, {
+ getOwnPropertyDescriptor: function (target, name) {
+ return {
+ value: 'bar',
+ configurable: false
+ };
+ }
+ }), 'foo');
+}, TypeError);