1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/ecma_7/TypedObject/structtypeindexedfields.js b/js/src/tests/ecma_7/TypedObject/structtypeindexedfields.js
new file mode 100644
index 000000000..e94be3cf8
--- /dev/null
+++ b/js/src/tests/ecma_7/TypedObject/structtypeindexedfields.js
@@ -0,0 +1,31 @@
+// |reftest| skip-if(!this.hasOwnProperty("TypedObject"))
+var BUGNUMBER = 578700;
+var summary = 'TypedObjects: indexed properties are illegal in a StructType';
+
+var ArrayType = TypedObject.ArrayType;
+var StructType = TypedObject.StructType;
+var uint8 = TypedObject.uint8;
+var uint16 = TypedObject.uint16;
+var uint32 = TypedObject.uint32;
+var uint8Clamped = TypedObject.uint8Clamped;
+var int8 = TypedObject.int8;
+var int16 = TypedObject.int16;
+var int32 = TypedObject.int32;
+var float32 = TypedObject.float32;
+var float64 = TypedObject.float64;
+
+function runTests() {
+  print(BUGNUMBER + ": " + summary);
+
+  var failed;
+  try {
+    new StructType({1: int32, 2: uint8, 3: float64});
+    failed = false;
+  } catch (e) {
+    failed = true;
+  }
+  reportCompare(failed, true);
+  print("Tests complete");
+}
+
+runTests();