test rename overhaul: step 5 - frog and leg tests

frog/tests/leg_only/src/ForInTest.dart

-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// Test foreach (aka. for-in) functionality.
-
-testIterator(List expect, Iterable input) {
-  int i = 0;
-  for (var value in input) {
-    Expect.isTrue(i < expect.length);
-    Expect.equals(expect[i], value);
-    i += 1;
-  }
-  Expect.equals(expect.length, i);
-
-  i = 0;
-  var value2;
-  for (value2 in input) {
-    Expect.isTrue(i < expect.length);
-    Expect.equals(expect[i], value2);
-    i += 1;
-  }
-  Expect.equals(expect.length, i);
-}
-
-class MyIterable<T> /* implements Iterable<T> */ {
-  final List<T> values;
-  MyIterable(List<T> values) : this.values = values;
-  Iterator iterator() {
-    return new MyListIterator(values);
-  }
-}
-
-class MyListIterator<T> /* implements Iterator<T> */ {
-  final List<T> values;
-  int index;
-  MyListIterator(List<T> values) : this.values = values, index = 0;
-  bool hasNext() => index < values.length;
-  T next() => values[index++];
-}
-
-void main() {
-  testIterator([], []);
-  testIterator([], new MyIterable([]));
-  testIterator([1], [1]);
-  testIterator([1], new MyIterable([1]));
-  testIterator([1,2,3], [1,2,3]);
-  testIterator([1,2,3], new MyIterable([1,2,3]));
-  testIterator(["a","b","c"], ["a","b","c"]);
-  testIterator(["a","b","c"], new MyIterable(["a","b","c"]));
-
-  // Several nested for-in's.
-  for (var x in [[["a"]]]) {
-    for (var y in x) {
-      for (var z in y) {
-        Expect.equals("a", z);
-      }
-    }
-  }
-
-  // Simultaneous iteration of the same iterable.
-  for (var iterable in [[1,2,3], new MyIterable([1,2,3])]) {
-    int result = 0;
-    for (var x in iterable) {
-      for (var y in iterable) {
-        result += x * y;
-      }
-    }
-    Expect.equals(36, result);
-  }
-
-  // Using the same variable (showing that the expression is evaluated
-  // in the outer scope).
-  int result = 0;
-  var x = [1,2,3];
-  for (var x in x) {
-    result += x;
-  }
-  Expect.equals(6, result);
-}