gram@google.com
cdb7da543b
Review URL: https://codereview.chromium.org//11358203 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@14815 260f80e4-7a28-3924-810f-c04153c831b5
58 lines
1.5 KiB
Dart
58 lines
1.5 KiB
Dart
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Dart test for Splaytrees.
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library splay_tree_test;
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import 'dart:collection';
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class SplayTreeMapTest {
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static testMain() {
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SplayTreeMap tree = new SplayTreeMap();
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tree[1] = "first";
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tree[3] = "third";
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tree[5] = "fifth";
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tree[2] = "second";
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tree[4] = "fourth";
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var correctSolution = ["first", "second", "third", "fourth", "fifth"];
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tree.forEach((key, value) {
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Expect.equals(true, key >= 1);
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Expect.equals(true, key <= 5);
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Expect.equals(value, correctSolution[key - 1]);
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});
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for (var v in ["first", "second", "third", "fourth", "fifth"]) {
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Expect.isTrue(tree.containsValue(v));
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};
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Expect.isFalse(tree.containsValue("sixth"));
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tree[7] = "seventh";
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Expect.equals(1, tree.firstKey());
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Expect.equals(7, tree.lastKey());
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Expect.equals(2, tree.lastKeyBefore(3));
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Expect.equals(4, tree.firstKeyAfter(3));
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Expect.equals(null, tree.lastKeyBefore(1));
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Expect.equals(2, tree.firstKeyAfter(1));
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Expect.equals(4, tree.lastKeyBefore(5));
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Expect.equals(7, tree.firstKeyAfter(5));
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Expect.equals(5, tree.lastKeyBefore(7));
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Expect.equals(null, tree.firstKeyAfter(7));
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Expect.equals(5, tree.lastKeyBefore(6));
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Expect.equals(7, tree.firstKeyAfter(6));
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}
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}
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main() {
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SplayTreeMapTest.testMain();
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}
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