[es6] Partially implement Reflect.getOwnPropertyDescriptor.

test/mjsunit/harmony/reflect.js

Index: test/mjsunit/harmony/reflect.js
diff --git a/test/mjsunit/harmony/reflect.js b/test/mjsunit/harmony/reflect.js
index 73d0115db916f3d7041ae3333d7dc9f059e09220..c169e012454ec515d29289d37e840ff66553d6b9 100644
--- a/test/mjsunit/harmony/reflect.js
+++ b/test/mjsunit/harmony/reflect.js
@@ -326,6 +326,38 @@ function prepare(tgt) {
 
 
 ////////////////////////////////////////////////////////////////////////////////
+// Reflect.getOwnPropertyDescriptor
+
+
+(function testReflectGetOwnPropertyDescriptorArity() {
+  assertEquals(2, Reflect.getOwnPropertyDescriptor.length);
+})();
+
+
+(function testReflectGetOwnPropertyDescriptorOnNonObject() {
+  assertThrows(function() { Reflect.getOwnPropertyDescriptor(); }, TypeError);
+  assertThrows(function() { Reflect.getOwnPropertyDescriptor(42); },
+    TypeError);
+  assertThrows(function() { Reflect.getOwnPropertyDescriptor(null); },
+    TypeError);
+})();
+
+
+(function testReflectGetOwnPropertyDescriptorKeyConversion() {
+  var tgt = {bla: 42};

[Jakob Kummerow, 2015/10/26 13:58:26]

nit: s/tgt/target/

[Jakob Kummerow, 2015/10/29 18:06:02]

Forgot this?

[neis, 2015/10/30 08:41:30]

Done.

+  var a = { [Symbol.toPrimitive]: function() { return "bla" } };
+  var b = { [Symbol.toPrimitive]: function() { throw "gaga" } };
+  assertEquals(42, Reflect.getOwnPropertyDescriptor(tgt, a).value);
+  assertThrows(function() { Reflect.getOwnPropertyDescriptor(tgt, b); },
+    "gaga");
+})();
+
+
+// See reflect-get-own-property-descriptor.js for further tests.

[Jakob Kummerow, 2015/10/26 13:58:26]

Any particular reason why the tests are split across two files?

+
+
+
+////////////////////////////////////////////////////////////////////////////////
 // Reflect.preventExtensions