tests/corelib/maps_test.dart - Issue 2987203002: Migrated test block 17 to Dart 2.0.

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Issue 2987203002: Migrated test block 17 to Dart 2.0. (Closed)

Patch Set: Created 3 years, 4 months ago

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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file

2 // for details. All rights reserved. Use of this source code is governed by a

3 // BSD-style license that can be found in the LICENSE file.

4

5 library maps_test;

6

7 import "package:expect/expect.dart";

8 import 'dart:collection';

9

10 main() {

11 final key1 = "key1";

12 final key2 = "key2";

13 final key3 = "key3";

14 final key4 = "key4";

15 final key5 = "key5";

16 final key6 = "key6";

17 final key7 = "key7";

18 final key8 = "key8";

19

20 final value1 = 10;

21 final value2 = 20;

22 final value3 = 30;

23 final value4 = 40;

24 final value5 = 50;

25 final value6 = 60;

26 final value7 = 70;

27 final value8 = 80;

28

29 Map map = new Map();

30

31 map[key1] = value1;

32 map[key1] = value2;

33 Expect.equals(false, Maps.containsKey(map, key2));

34 Expect.equals(1, Maps.length(map));

35

36 map[key1] = value1;

37 // Add enough entries to make sure the table grows.

38 map[key2] = value2;

39 Expect.equals(2, Maps.length(map));

40 map[key3] = value3;

41 map[key4] = value4;

42 map[key5] = value5;

43 map[key6] = value6;

44 map[key7] = value7;

45 map[key8] = value8;

46 Expect.equals(8, Maps.length(map));

47

48 map.remove(key4);

49 Expect.equals(false, Maps.containsKey(map, key4));

50 Expect.equals(7, Maps.length(map));

51

52 // Test clearing the table.

53 Maps.clear(map);

54 Expect.equals(0, Maps.length(map));

55 Expect.equals(false, Maps.containsKey(map, key1));

56 Expect.equals(false, map.containsKey(key1));

57 Expect.equals(false, Maps.containsKey(map, key2));

58 Expect.equals(false, map.containsKey(key2));

59 Expect.equals(false, Maps.containsKey(map, key3));

60 Expect.equals(false, map.containsKey(key3));

61 Expect.equals(false, Maps.containsKey(map, key4));

62 Expect.equals(false, map.containsKey(key4));

63 Expect.equals(false, Maps.containsKey(map, key5));

64 Expect.equals(false, map.containsKey(key5));

65 Expect.equals(false, Maps.containsKey(map, key6));

66 Expect.equals(false, map.containsKey(key6));

67 Expect.equals(false, Maps.containsKey(map, key7));

68 Expect.equals(false, map.containsKey(key7));

69 Expect.equals(false, Maps.containsKey(map, key8));

70 Expect.equals(false, map.containsKey(key8));

71

72 // Test adding and removing again.

73 map[key1] = value1;

74 Expect.equals(1, Maps.length(map));

75 map[key2] = value2;

76 Expect.equals(2, Maps.length(map));

77 map[key3] = value3;

78 map.remove(key3);

79 Expect.equals(2, Maps.length(map));

80 map[key4] = value4;

81 map.remove(key4);

82 Expect.equals(2, Maps.length(map));

83 map[key5] = value5;

84 map.remove(key5);

85 Expect.equals(2, Maps.length(map));

86 map[key6] = value6;

87 map.remove(key6);

88 Expect.equals(2, Maps.length(map));

89 map[key7] = value7;

90 map.remove(key7);

91 Expect.equals(2, Maps.length(map));

92 map[key8] = value8;

93 map.remove(key8);

94 Expect.equals(2, Maps.length(map));

95

96 Expect.equals(true, Maps.containsKey(map, key1));

97 Expect.equals(true, Maps.containsValue(map, value1));

98

99 // Test Map.forEach.

100 Map other_map = new Map();

101 void testForEachMap(key, value) {

102 other_map[key] = value;

103 }

104

105 Maps.forEach(map, testForEachMap);

106 Expect.equals(true, other_map.containsKey(key1));

107 Expect.equals(true, other_map.containsKey(key2));

108 Expect.equals(true, other_map.containsValue(value1));

109 Expect.equals(true, other_map.containsValue(value2));

110 Expect.equals(2, Maps.length(other_map));

111

112 // Test Collection.values.

113 void testForEachCollection(value) {

114 other_map[value] = value;

115 }

116

117 Iterable values = Maps.getValues(map);

118 other_map = new Map();

119 values.forEach(testForEachCollection);

120 Expect.equals(true, !other_map.containsKey(key1));

121 Expect.equals(true, !other_map.containsKey(key2));

122 Expect.equals(true, !other_map.containsValue(key1));

123 Expect.equals(true, !other_map.containsValue(key2));

124 Expect.equals(true, other_map.containsKey(value1));

125 Expect.equals(true, other_map.containsKey(value2));

126 Expect.equals(true, other_map.containsValue(value1));

127 Expect.equals(true, other_map.containsValue(value2));

128 Expect.equals(2, other_map.length);

129 other_map.clear();

130

131 // Test Map.putIfAbsent.

132 map.clear();

133 Expect.equals(false, Maps.containsKey(map, key1));

134 Maps.putIfAbsent(map, key1, () => 10);

135 Expect.equals(true, map.containsKey(key1));

136 Expect.equals(10, map[key1]);

137 Expect.equals(10, Maps.putIfAbsent(map, key1, () => 11));

138 }

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