mirror of
https://github.com/dart-lang/sdk
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8b36c83a10
Fairly minor changes to print_test, and num_clamp_test was split into two tests to isolate compile time errors. BUG= R=rnystrom@google.com Review-Url: https://codereview.chromium.org/2987203002 .
139 lines
4.2 KiB
Dart
139 lines
4.2 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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library maps_test;
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import "package:expect/expect.dart";
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import 'dart:collection';
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main() {
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final key1 = "key1";
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final key2 = "key2";
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final key3 = "key3";
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final key4 = "key4";
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final key5 = "key5";
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final key6 = "key6";
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final key7 = "key7";
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final key8 = "key8";
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final value1 = 10;
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final value2 = 20;
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final value3 = 30;
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final value4 = 40;
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final value5 = 50;
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final value6 = 60;
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final value7 = 70;
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final value8 = 80;
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Map map = new Map();
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map[key1] = value1;
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map[key1] = value2;
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Expect.equals(false, Maps.containsKey(map, key2));
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Expect.equals(1, Maps.length(map));
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map[key1] = value1;
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// Add enough entries to make sure the table grows.
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map[key2] = value2;
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Expect.equals(2, Maps.length(map));
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map[key3] = value3;
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map[key4] = value4;
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map[key5] = value5;
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map[key6] = value6;
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map[key7] = value7;
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map[key8] = value8;
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Expect.equals(8, Maps.length(map));
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map.remove(key4);
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Expect.equals(false, Maps.containsKey(map, key4));
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Expect.equals(7, Maps.length(map));
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// Test clearing the table.
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Maps.clear(map);
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Expect.equals(0, Maps.length(map));
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Expect.equals(false, Maps.containsKey(map, key1));
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Expect.equals(false, map.containsKey(key1));
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Expect.equals(false, Maps.containsKey(map, key2));
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Expect.equals(false, map.containsKey(key2));
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Expect.equals(false, Maps.containsKey(map, key3));
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Expect.equals(false, map.containsKey(key3));
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Expect.equals(false, Maps.containsKey(map, key4));
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Expect.equals(false, map.containsKey(key4));
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Expect.equals(false, Maps.containsKey(map, key5));
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Expect.equals(false, map.containsKey(key5));
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Expect.equals(false, Maps.containsKey(map, key6));
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Expect.equals(false, map.containsKey(key6));
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Expect.equals(false, Maps.containsKey(map, key7));
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Expect.equals(false, map.containsKey(key7));
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Expect.equals(false, Maps.containsKey(map, key8));
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Expect.equals(false, map.containsKey(key8));
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// Test adding and removing again.
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map[key1] = value1;
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Expect.equals(1, Maps.length(map));
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map[key2] = value2;
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Expect.equals(2, Maps.length(map));
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map[key3] = value3;
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map.remove(key3);
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Expect.equals(2, Maps.length(map));
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map[key4] = value4;
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map.remove(key4);
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Expect.equals(2, Maps.length(map));
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map[key5] = value5;
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map.remove(key5);
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Expect.equals(2, Maps.length(map));
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map[key6] = value6;
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map.remove(key6);
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Expect.equals(2, Maps.length(map));
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map[key7] = value7;
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map.remove(key7);
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Expect.equals(2, Maps.length(map));
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map[key8] = value8;
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map.remove(key8);
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Expect.equals(2, Maps.length(map));
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Expect.equals(true, Maps.containsKey(map, key1));
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Expect.equals(true, Maps.containsValue(map, value1));
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// Test Map.forEach.
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Map other_map = new Map();
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void testForEachMap(key, value) {
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other_map[key] = value;
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}
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Maps.forEach(map, testForEachMap);
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Expect.equals(true, other_map.containsKey(key1));
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Expect.equals(true, other_map.containsKey(key2));
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Expect.equals(true, other_map.containsValue(value1));
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Expect.equals(true, other_map.containsValue(value2));
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Expect.equals(2, Maps.length(other_map));
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// Test Collection.values.
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void testForEachCollection(value) {
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other_map[value] = value;
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}
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Iterable values = Maps.getValues(map);
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other_map = new Map();
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values.forEach(testForEachCollection);
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Expect.equals(true, !other_map.containsKey(key1));
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Expect.equals(true, !other_map.containsKey(key2));
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Expect.equals(true, !other_map.containsValue(key1));
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Expect.equals(true, !other_map.containsValue(key2));
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Expect.equals(true, other_map.containsKey(value1));
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Expect.equals(true, other_map.containsKey(value2));
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Expect.equals(true, other_map.containsValue(value1));
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Expect.equals(true, other_map.containsValue(value2));
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Expect.equals(2, other_map.length);
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other_map.clear();
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// Test Map.putIfAbsent.
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map.clear();
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Expect.equals(false, Maps.containsKey(map, key1));
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Maps.putIfAbsent(map, key1, () => 10);
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Expect.equals(true, map.containsKey(key1));
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Expect.equals(10, map[key1]);
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Expect.equals(10, Maps.putIfAbsent(map, key1, () => 11));
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}
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