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packages/quiver/test/iterables/zip_test.dart

 // Copyright 2013 Google Inc. All Rights Reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-/**
- * Testing support for dart:async.
- */
-library quiver.testing.async;
+library quiver.iterables.zip_test;
 
-import 'dart:async';
-import 'dart:collection';
+import 'package:test/test.dart';
+import 'package:quiver/iterables.dart';
 
-import 'package:quiver/iterables.dart';
-import 'package:quiver/time.dart';
+main() {
+  group('zip', () {
+    test("should create an empty iterable if given no iterables", () {
+      expect(zip([]), []);
+    });
 
-part 'src/async/async.dart';
-part 'src/async/fake_async.dart';
+    test("should zip equal length lists", () {
+      expect(zip([[1, 2, 3], ['a', 'b', 'c']]), [[1, 'a'], [2, 'b'], [3, 'c']]);
+      expect(zip([[1, 2], ['a', 'b'], [2, 4]]), [[1, 'a', 2], [2, 'b', 4]]);
+    });
+
+    test("should stop at the end of the shortest iterable", () {
+      expect(zip([[1, 2], ['a', 'b'], []]), []);
+      expect(zip([range(2), range(4)]), [[0, 0], [1, 1]]);
+    });
+  });
+}