Move creation of collection prototypes into JavaScript.

test/mjsunit/harmony/collections.js

Index: test/mjsunit/harmony/collections.js
diff --git a/test/mjsunit/harmony/collections.js b/test/mjsunit/harmony/collections.js
index 0219f39364d97a6859037a3f48de87dcefcd8ae3..f201628f9a999587f2f84f87f25a8aa90d17807e 100644
--- a/test/mjsunit/harmony/collections.js
+++ b/test/mjsunit/harmony/collections.js
@@ -25,7 +25,7 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// Flags: --harmony-collections --expose-gc
+// Flags: --harmony-collections --expose-gc --allow-natives-syntax
 
 
 // Test valid getter and setter calls on Sets.
@@ -254,6 +254,24 @@ assertTrue(WeakMap.prototype.has instanceof Function)
 assertTrue(WeakMap.prototype.delete instanceof Function)
 
 
+// Test type of the Set, Map and WeakMap prototype.

[rossberg, 2013/04/11 13:15:14]

"type" -> "class"

Also, you may want to add tests checking that isntances in fact do have the
respective class.

[Michael Starzinger, 2013/04/11 13:31:28]

Done.

+assertEquals("Object", %_ClassOf(Set.prototype))
+assertEquals("Object", %_ClassOf(Map.prototype))
+assertEquals("Object", %_ClassOf(WeakMap.prototype))
+
+
+// Test constructor property of the Set, Map and WeakMap prototype.
+function TestConstructor(C) {
+  assertFalse(C === Object.prototype.constructor);
+  assertSame(C, C.prototype.constructor);
+  assertSame(C, C().__proto__.constructor);
+  assertSame(C, (new C).__proto__.constructor);
+}
+TestConstructor(Set);
+TestConstructor(Map);
+TestConstructor(WeakMap);
+
+
 // Regression test for WeakMap prototype.
 assertTrue(WeakMap.prototype.constructor === WeakMap)
 assertTrue(Object.getPrototypeOf(WeakMap.prototype) === Object.prototype)