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00dae36b47
Change-Id: Ic9a180cbb758cf8fe51369d904fa4b51fd1b8e27 Reviewed-on: https://dart-review.googlesource.com/44480 Commit-Queue: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Kevin Moore <kevmoo@google.com> Reviewed-by: Erik Ernst <eernst@google.com> Reviewed-by: Leaf Petersen <leafp@google.com>
67 lines
2.3 KiB
Dart
67 lines
2.3 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 map.from.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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for (Map<num, num> map in [
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<num, num>{},
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const <num, num>{},
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new HashMap<num, num>(),
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new LinkedHashMap<num, num>(),
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new SplayTreeMap<num, num>(),
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<num, num>{1: 11, 2: 12, 4: 14},
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const <num, num>{1: 11, 2: 12, 4: 14},
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new Map<num, num>()
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..[1] = 11
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..[2] = 12
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..[3] = 13,
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new HashMap<num, num>()
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..[1] = 11
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..[2] = 12
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..[3] = 13,
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new LinkedHashMap<num, num>()
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..[1] = 11
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..[2] = 12
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..[3] = 13,
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new SplayTreeMap<num, num>()
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..[1] = 11
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..[2] = 12
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..[3] = 13,
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]) {
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expectThrows(void operation()) {
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// Allow CastError as well as TypeError. Dart2js creates a CastError
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// here for some reason, and it's not wront.
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Expect.throws(operation, (e) => e is TypeError || e is CastError);
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}
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var sourceType = map.runtimeType.toString();
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check(sourceType, map, new Map<Object, Object>.of(map));
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check(sourceType, map, new Map<num, num>.of(map));
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expectThrows(() => new Map<int, int>.of(map));
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check(sourceType, map, new HashMap<Object, Object>.of(map));
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check(sourceType, map, new HashMap<num, num>.of(map));
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expectThrows(() => new HashMap<int, int>.of(map));
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check(sourceType, map, new LinkedHashMap<Object, Object>.of(map));
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check(sourceType, map, new LinkedHashMap<num, num>.of(map));
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expectThrows(() => new LinkedHashMap<int, int>.of(map));
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check(sourceType, map, new SplayTreeMap<Object, Object>.of(map));
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check(sourceType, map, new SplayTreeMap<num, num>.of(map));
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expectThrows(() => new SplayTreeMap<int, int>.of(map));
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}
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}
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check(String sourceType, Map<num, num> expect, Map actual) {
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var targetType = actual.runtimeType.toString();
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var name = "$sourceType->$targetType";
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Expect.equals(expect.length, actual.length, "$name.length");
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for (var key in expect.keys) {
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Expect.isTrue(actual.containsKey(key), "$name?[$key]");
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Expect.equals(expect[key], actual[key], "$name[$key]");
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}
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}
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