| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| import "package:expect/expect.dart"; |
| |
| testReplaceAll() { |
| Expect.equals( |
| "aXXcaXXdae", "abcabdae".replaceAll("b", "XX")); |
| |
| // Test with the replaced string at the begining. |
| Expect.equals( |
| "XXbcXXbdXXe", "abcabdae".replaceAll("a", "XX")); |
| |
| // Test with the replaced string at the end. |
| Expect.equals( |
| "abcabdaXX", "abcabdae".replaceAll("e", "XX")); |
| |
| // Test when there are no occurence of the string to replace. |
| Expect.equals( |
| "abcabdae", "abcabdae".replaceAll("f", "XX")); |
| |
| // Test when the string to change is the empty string. |
| Expect.equals("", "".replaceAll("from", "to")); |
| |
| // Test when the string to change is a substring of the string to |
| // replace. |
| Expect.equals("fro", "fro".replaceAll("from", "to")); |
| |
| // Test when the string to change is the replaced string. |
| Expect.equals("to", "from".replaceAll("from", "to")); |
| |
| // Test when matches are adjacent |
| Expect.equals("toto", "fromfrom".replaceAll("from", "to")); |
| |
| // Test when the string to change is the replacement string. |
| Expect.equals("to", "to".replaceAll("from", "to")); |
| |
| // Test replacing by the empty string. |
| Expect.equals( |
| "bcbde", "abcabdae".replaceAll("a", "")); |
| Expect.equals("AB", "AfromB".replaceAll("from", "")); |
| |
| // Test changing the empty string. |
| Expect.equals("to", "".replaceAll("", "to")); |
| |
| // Test replacing the empty string. |
| Expect.equals("toAtoBtoCto", "ABC".replaceAll("", "to")); |
| } |
| |
| testReplaceAllMapped() { |
| String mark(Match m) => "[${m[0]}]"; |
| Expect.equals( |
| "a[b]ca[b]dae", "abcabdae".replaceAllMapped("b", mark)); |
| |
| // Test with the replaced string at the begining. |
| Expect.equals( |
| "[a]bc[a]bd[a]e", "abcabdae".replaceAllMapped("a", mark)); |
| |
| // Test with the replaced string at the end. |
| Expect.equals( |
| "abcabda[e]", "abcabdae".replaceAllMapped("e", mark)); |
| |
| // Test when there are no occurence of the string to replace. |
| Expect.equals( |
| "abcabdae", "abcabdae".replaceAllMapped("f", mark)); |
| |
| // Test when the string to change is the empty string. |
| Expect.equals("", "".replaceAllMapped("from", mark)); |
| |
| // Test when the string to change is a substring of the string to |
| // replace. |
| Expect.equals("fro", "fro".replaceAllMapped("from", mark)); |
| |
| // Test when matches are adjacent |
| Expect.equals("[from][from]", "fromfrom".replaceAllMapped("from", mark)); |
| |
| // Test replacing by the empty string. |
| Expect.equals( |
| "bcbde", "abcabdae".replaceAllMapped("a", (m) => "")); |
| Expect.equals("AB", "AfromB".replaceAllMapped("from", (m) => "")); |
| |
| // Test changing the empty string. |
| Expect.equals("[]", "".replaceAllMapped("", mark)); |
| |
| // Test replacing the empty string. |
| Expect.equals("[]A[]B[]C[]", "ABC".replaceAllMapped("", mark)); |
| } |
| |
| testSplitMapJoin() { |
| String mark(Match m) => "[${m[0]}]"; |
| String wrap(String s) => "<${s}>"; |
| |
| Expect.equals( |
| "<a>[b]<ca>[b]<dae>", |
| "abcabdae".splitMapJoin("b", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test with the replaced string at the begining. |
| Expect.equals( |
| "<>[a]<bc>[a]<bd>[a]<e>", |
| "abcabdae".splitMapJoin("a", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test with the replaced string at the end. |
| Expect.equals( |
| "<abcabda>[e]<>", |
| "abcabdae".splitMapJoin("e", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test when there are no occurence of the string to replace. |
| Expect.equals( |
| "<abcabdae>", |
| "abcabdae".splitMapJoin("f", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test when the string to change is the empty string. |
| Expect.equals("<>", "".splitMapJoin("from", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test when the string to change is a substring of the string to |
| // replace. |
| Expect.equals("<fro>", |
| "fro".splitMapJoin("from", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test when matches are adjacent |
| Expect.equals("<>[from]<>[from]<>", |
| "fromfrom".splitMapJoin("from", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test changing the empty string. |
| Expect.equals("<>[]<>", "".splitMapJoin("", onMatch: mark, onNonMatch: wrap)); |
| |
| // Test replacing the empty string. |
| Expect.equals("<>[]<A>[]<B>[]<C>[]<>", "ABC".splitMapJoin("", onMatch: mark, |
| onNonMatch: wrap)); |
| |
| // Test with only onMatch. |
| Expect.equals( |
| "[a]bc[a]bd[a]e", |
| "abcabdae".splitMapJoin("a", onMatch: mark)); |
| |
| |
| // Test with only onNonMatch |
| Expect.equals( |
| "<>a<bc>a<bd>a<e>", |
| "abcabdae".splitMapJoin("a", onNonMatch: wrap)); |
| |
| } |
| |
| main() { |
| testReplaceAll(); |
| testReplaceAllMapped(); |
| testSplitMapJoin(); |
| } |