mirror of
https://github.com/dart-lang/sdk
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b1bca14dab
Removed list_index_of2_test as it shouldn't be valid in Dart 2.0. BUG= R=jcollins@google.com, rnystrom@google.com Review-Url: https://codereview.chromium.org/2994543002 .
80 lines
2.2 KiB
Dart
80 lines
2.2 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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import "package:expect/expect.dart";
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import 'dart:collection';
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main() {
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positiveTest();
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emptyMapTest();
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fewerKeysIterableTest();
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fewerValuesIterableTest();
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equalElementsTest();
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genericTypeTest();
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}
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void positiveTest() {
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var map = new LinkedHashMap.fromIterables([1, 2, 3], ["one", "two", "three"]);
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Expect.isTrue(map is Map);
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Expect.isTrue(map is LinkedHashMap);
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Expect.equals(3, map.length);
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Expect.equals(3, map.keys.length);
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Expect.equals(3, map.values.length);
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Expect.equals("one", map[1]);
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Expect.equals("two", map[2]);
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Expect.equals("three", map[3]);
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}
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void emptyMapTest() {
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var map = new LinkedHashMap.fromIterables([], []);
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Expect.isTrue(map is Map);
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Expect.isTrue(map is LinkedHashMap);
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Expect.equals(0, map.length);
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Expect.equals(0, map.keys.length);
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Expect.equals(0, map.values.length);
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}
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void fewerValuesIterableTest() {
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Expect.throws(() => new LinkedHashMap.fromIterables([1, 2], [0]));
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}
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void fewerKeysIterableTest() {
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Expect.throws(() => new LinkedHashMap.fromIterables([1], [0, 2]));
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}
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void equalElementsTest() {
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var map = new LinkedHashMap.fromIterables([1, 2, 2], ["one", "two", "three"]);
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Expect.isTrue(map is Map);
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Expect.isTrue(map is LinkedHashMap);
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Expect.equals(2, map.length);
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Expect.equals(2, map.keys.length);
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Expect.equals(2, map.values.length);
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Expect.equals("one", map[1]);
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Expect.equals("three", map[2]);
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}
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void genericTypeTest() {
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var map = new LinkedHashMap<int, String>.fromIterables(
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[1, 2, 3], ["one", "two", "three"]);
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Expect.isTrue(map is Map<int, String>);
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Expect.isTrue(map is LinkedHashMap<int, String>);
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// Make sure it is not just LinkedHashMap<dynamic, dynamic>.
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Expect.isFalse(map is LinkedHashMap<String, dynamic>);
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Expect.isFalse(map is LinkedHashMap<dynamic, int>);
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Expect.equals(3, map.length);
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Expect.equals(3, map.keys.length);
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Expect.equals(3, map.values.length);
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Expect.equals("one", map[1]);
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Expect.equals("two", map[2]);
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Expect.equals("three", map[3]);
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}
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