tests/corelib/string_replace_all_test.dart - Issue 2983273002: Migrated test block 28 to Dart 2.0.

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Issue 2983273002: Migrated test block 28 to Dart 2.0. (Closed)

Patch Set: Updated status file to fix failing test Created 3 years, 5 months ago

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1 // Copyright (c) 2012, 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 import "package:expect/expect.dart";

6

7 testReplaceAll() {

8 Expect.equals("aXXcaXXdae", "abcabdae".replaceAll("b", "XX"));

9

10 // Test with the replaced string at the beginning.

11 Expect.equals("XXbcXXbdXXe", "abcabdae".replaceAll("a", "XX"));

12

13 // Test with the replaced string at the end.

14 Expect.equals("abcabdaXX", "abcabdae".replaceAll("e", "XX"));

15

16 // Test when there are no occurence of the string to replace.

17 Expect.equals("abcabdae", "abcabdae".replaceAll("f", "XX"));

18

19 // Test when the string to change is the empty string.

20 Expect.equals("", "".replaceAll("from", "to"));

21

22 // Test when the string to change is a substring of the string to

23 // replace.

24 Expect.equals("fro", "fro".replaceAll("from", "to"));

25

26 // Test when the string to change is the replaced string.

27 Expect.equals("to", "from".replaceAll("from", "to"));

28

29 // Test when matches are adjacent

30 Expect.equals("toto", "fromfrom".replaceAll("from", "to"));

31

32 // Test when the string to change is the replacement string.

33 Expect.equals("to", "to".replaceAll("from", "to"));

34

35 // Test replacing by the empty string.

36 Expect.equals("bcbde", "abcabdae".replaceAll("a", ""));

37 Expect.equals("AB", "AfromB".replaceAll("from", ""));

38

39 // Test changing the empty string.

40 Expect.equals("to", "".replaceAll("", "to"));

41

42 // Test replacing the empty string.

43 Expect.equals("toAtoBtoCto", "ABC".replaceAll("", "to"));

44

45 // Pattern strings containing RegExp metacharacters - these are not

46 // interpreted as RegExps.

47 Expect.equals(r"$$", "\|\|".replaceAll("\|", r"$"));

48 Expect.equals(r"$$$$", "\|\|".replaceAll("\|", r"$$"));

49 Expect.equals(r"x$\|x", "x\|.\|x".replaceAll("\|.", r"$"));

50 Expect.equals(r"$$", "..".replaceAll(".", r"$"));

51 Expect.equals(r"[$$$$]", "[..]".replaceAll(".", r"$$"));

52 Expect.equals(r"[$]", "[..]".replaceAll("..", r"$"));

53 Expect.equals(r"$$", r"\\".replaceAll(r"\", r"$"));

54 }

55

56 testReplaceAllMapped() {

57 String mark(Match m) => "[${m[0]}]";

58 Expect.equals("a[b]ca[b]dae", "abcabdae".replaceAllMapped("b", mark));

59

60 // Test with the replaced string at the beginning.

61 Expect.equals("[a]bc[a]bd[a]e", "abcabdae".replaceAllMapped("a", mark));

62

63 // Test with the replaced string at the end.

64 Expect.equals("abcabda[e]", "abcabdae".replaceAllMapped("e", mark));

65

66 // Test when there are no occurence of the string to replace.

67 Expect.equals("abcabdae", "abcabdae".replaceAllMapped("f", mark));

68

69 // Test when the string to change is the empty string.

70 Expect.equals("", "".replaceAllMapped("from", mark));

71

72 // Test when the string to change is a substring of the string to

73 // replace.

74 Expect.equals("fro", "fro".replaceAllMapped("from", mark));

75

76 // Test when matches are adjacent

77 Expect.equals("[from][from]", "fromfrom".replaceAllMapped("from", mark));

78

79 // Test replacing by the empty string.

80 Expect.equals("bcbde", "abcabdae".replaceAllMapped("a", (m) => ""));

81 Expect.equals("AB", "AfromB".replaceAllMapped("from", (m) => ""));

82

83 // Test changing the empty string.

84 Expect.equals("[]", "".replaceAllMapped("", mark));

85

86 // Test replacing the empty string.

87 Expect.equals("[]A[]B[]C[]", "ABC".replaceAllMapped("", mark));

88 }

89

90 testSplitMapJoin() {

91 String mark(Match m) => "[${m[0]}]";

92 String wrap(String s) => "<${s}>";

93

94 Expect.equals("<a>[b]<ca>[b]<dae>",

95 "abcabdae".splitMapJoin("b", onMatch: mark, onNonMatch: wrap));

96

97 // Test with the replaced string at the beginning.

98 Expect.equals("<>[a]<bc>[a]<bd>[a]<e>",

99 "abcabdae".splitMapJoin("a", onMatch: mark, onNonMatch: wrap));

100

101 // Test with the replaced string at the end.

102 Expect.equals("<abcabda>[e]<>",

103 "abcabdae".splitMapJoin("e", onMatch: mark, onNonMatch: wrap));

104

105 // Test when there are no occurence of the string to replace.

106 Expect.equals("<abcabdae>",

107 "abcabdae".splitMapJoin("f", onMatch: mark, onNonMatch: wrap));

108

109 // Test when the string to change is the empty string.

110 Expect.equals("<>", "".splitMapJoin("from", onMatch: mark, onNonMatch: wrap));

111

112 // Test when the string to change is a substring of the string to

113 // replace.

114 Expect.equals(

115 "<fro>", "fro".splitMapJoin("from", onMatch: mark, onNonMatch: wrap));

116

117 // Test when matches are adjacent

118 Expect.equals("<>[from]<>[from]<>",

119 "fromfrom".splitMapJoin("from", onMatch: mark, onNonMatch: wrap));

120

121 // Test changing the empty string.

122 Expect.equals("<>[]<>", "".splitMapJoin("", onMatch: mark, onNonMatch: wrap));

123

124 // Test replacing the empty string.

125 Expect.equals("<>[]<A>[]<B>[]<C>[]<>",

126 "ABC".splitMapJoin("", onMatch: mark, onNonMatch: wrap));

127

128 // Test with only onMatch.

129 Expect.equals("[a]bc[a]bd[a]e", "abcabdae".splitMapJoin("a", onMatch: mark));

130

131 // Test with only onNonMatch

132 Expect.equals(

133 "<>a<bc>a<bd>a<e>", "abcabdae".splitMapJoin("a", onNonMatch: wrap));

134 }

135

136 main() {

137 testReplaceAll();

138 testReplaceAllMapped();

139 testSplitMapJoin();

140 }

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