1 files changed, 108 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/iterator-next-result-type.js b/js/src/tests/test262/language/statements/for-of/iterator-next-result-type.js
new file mode 100644
index 0000000000..46bc36d784
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-of/iterator-next-result-type.js
@@ -0,0 +1,108 @@
+// Copyright (C) 2013 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 13.6.4.13 S5.c
+description: >
+    If Type(result) is not Object, throw a TypeError exception as per
+    `IteratorNext` (7.4.2 S4)
+features: [Symbol.iterator]
+---*/
+
+var iterable = {};
+var firstIterResult;
+
+iterable[Symbol.iterator] = function() {
+  var finalIterResult = { value: null, done: true };
+  var nextIterResult = firstIterResult;
+
+  return {
+    next: function() {
+      var iterResult = nextIterResult;
+
+      nextIterResult = finalIterResult;
+
+      return iterResult;
+    }
+  };
+};
+
+firstIterResult = true;
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = false;
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = 'string';
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = undefined;
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = null;
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = 4;
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = NaN;
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = Symbol('s');
+assert.throws(TypeError, function() {
+  for (var x of iterable) {}
+});
+
+firstIterResult = /regexp/;
+for (var x of iterable) {}
+
+firstIterResult = {};
+for (var x of iterable) {}
+
+firstIterResult = new Proxy({}, {
+  get: function(receiver, name) {
+    if (name === 'done') {
+      return true;
+    }
+    if (name === 'value') {
+      return null;
+    }
+    throw new Test262Error('This code is unreachable.');
+  }
+});
+for (var x of iterable) {
+  throw new Test262Error('This code is unreachable.');
+}
+
+firstIterResult = new Proxy({}, {
+  get: function(receiver, name) {
+    if (name === 'done') {
+      return false;
+    }
+    if (name === 'value') {
+      return 23;
+    }
+    throw new Test262Error('This code is unreachable.');
+  }
+});
+var i = 0;
+for (var x of iterable) {
+  assert.sameValue(x, 23);
+  i++;
+}
+assert.sameValue(i, 1);
+
+reportCompare(0, 0);