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a6fcb56901
Fixes #49094 TEST=ci Change-Id: I23cdcb5ad2fc83e5e91d80e34b66af186c0cb923 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/245820 Reviewed-by: Jens Johansen <jensj@google.com> Commit-Queue: Slava Egorov <vegorov@google.com> Reviewed-by: Slava Egorov <vegorov@google.com>
145 lines
5.4 KiB
Dart
145 lines
5.4 KiB
Dart
// Copyright (c) 2012, 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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testAll(Pattern Function(Pattern) wrap) {
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testReplaceAll(wrap);
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testReplaceAllMapped(wrap);
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testSplitMapJoin(wrap);
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}
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testReplaceAll(Pattern Function(Pattern) wrap) {
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Expect.equals("aXXcaXXdae", "abcabdae".replaceAll(wrap("b"), "XX"));
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// Test with the replaced string at the beginning.
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Expect.equals("XXbcXXbdXXe", "abcabdae".replaceAll(wrap("a"), "XX"));
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// Test with the replaced string at the end.
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Expect.equals("abcabdaXX", "abcabdae".replaceAll(wrap("e"), "XX"));
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// Test when there are no occurrence of the string to replace.
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Expect.equals("abcabdae", "abcabdae".replaceAll(wrap("f"), "XX"));
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// Test when the string to change is the empty string.
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Expect.equals("", "".replaceAll(wrap("from"), "to"));
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// Test when the string to change is a substring of the string to
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// replace.
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Expect.equals("fro", "fro".replaceAll(wrap("from"), "to"));
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// Test when the string to change is the replaced string.
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Expect.equals("to", "from".replaceAll(wrap("from"), "to"));
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// Test when matches are adjacent
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Expect.equals("toto", "fromfrom".replaceAll(wrap("from"), "to"));
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// Test when the string to change is the replacement string.
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Expect.equals("to", "to".replaceAll(wrap("from"), "to"));
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// Test replacing by the empty string.
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Expect.equals("bcbde", "abcabdae".replaceAll(wrap("a"), ""));
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Expect.equals("AB", "AfromB".replaceAll(wrap("from"), ""));
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// Test changing the empty string.
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Expect.equals("to", "".replaceAll(wrap(""), "to"));
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// Test replacing the empty string.
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Expect.equals("toAtoBtoCto", "ABC".replaceAll(wrap(""), "to"));
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// Pattern strings containing RegExp metacharacters - these are not
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// interpreted as RegExps.
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Expect.equals(r"$$", "||".replaceAll(wrap("|"), r"$"));
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Expect.equals(r"$$$$", "||".replaceAll(wrap("|"), r"$$"));
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Expect.equals(r"x$|x", "x|.|x".replaceAll(wrap("|."), r"$"));
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Expect.equals(r"$$", "..".replaceAll(wrap("."), r"$"));
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Expect.equals(r"[$$$$]", "[..]".replaceAll(wrap("."), r"$$"));
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Expect.equals(r"[$]", "[..]".replaceAll(wrap(".."), r"$"));
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Expect.equals(r"$$", r"\\".replaceAll(wrap(r"\"), r"$"));
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}
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testReplaceAllMapped(Pattern Function(Pattern) wrap) {
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String mark(Match m) => "[${m[0]}]";
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Expect.equals("a[b]ca[b]dae", "abcabdae".replaceAllMapped(wrap("b"), mark));
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// Test with the replaced string at the beginning.
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Expect.equals("[a]bc[a]bd[a]e", "abcabdae".replaceAllMapped(wrap("a"), mark));
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// Test with the replaced string at the end.
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Expect.equals("abcabda[e]", "abcabdae".replaceAllMapped(wrap("e"), mark));
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// Test when there are no occurrence of the string to replace.
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Expect.equals("abcabdae", "abcabdae".replaceAllMapped(wrap("f"), mark));
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// Test when the string to change is the empty string.
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Expect.equals("", "".replaceAllMapped(wrap("from"), mark));
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// Test when the string to change is a substring of the string to
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// replace.
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Expect.equals("fro", "fro".replaceAllMapped(wrap("from"), mark));
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// Test when matches are adjacent
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Expect.equals(
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"[from][from]", "fromfrom".replaceAllMapped(wrap("from"), mark));
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// Test replacing by the empty string.
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Expect.equals("bcbde", "abcabdae".replaceAllMapped(wrap("a"), (m) => ""));
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Expect.equals("AB", "AfromB".replaceAllMapped(wrap("from"), (m) => ""));
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// Test changing the empty string.
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Expect.equals("[]", "".replaceAllMapped(wrap(""), mark));
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// Test replacing the empty string.
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Expect.equals("[]A[]B[]C[]", "ABC".replaceAllMapped(wrap(""), mark));
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}
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testSplitMapJoin(Pattern Function(Pattern) wrap) {
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String mark(Match m) => "[${m[0]}]";
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String rest(String s) => "<${s}>";
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Expect.equals("<a>[b]<ca>[b]<dae>",
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"abcabdae".splitMapJoin(wrap("b"), onMatch: mark, onNonMatch: rest));
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// Test with the replaced string at the beginning.
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Expect.equals("<>[a]<bc>[a]<bd>[a]<e>",
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"abcabdae".splitMapJoin(wrap("a"), onMatch: mark, onNonMatch: rest));
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// Test with the replaced string at the end.
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Expect.equals("<abcabda>[e]<>",
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"abcabdae".splitMapJoin(wrap("e"), onMatch: mark, onNonMatch: rest));
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// Test when there are no occurrence of the string to replace.
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Expect.equals("<abcabdae>",
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"abcabdae".splitMapJoin(wrap("f"), onMatch: mark, onNonMatch: rest));
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// Test when the string to change is the empty string.
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Expect.equals(
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"<>", "".splitMapJoin(wrap("from"), onMatch: mark, onNonMatch: rest));
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// Test when the string to change is a substring of the string to
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// replace.
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Expect.equals("<fro>",
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"fro".splitMapJoin(wrap("from"), onMatch: mark, onNonMatch: rest));
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// Test when matches are adjacent
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Expect.equals("<>[from]<>[from]<>",
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"fromfrom".splitMapJoin(wrap("from"), onMatch: mark, onNonMatch: rest));
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// Test changing the empty string.
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Expect.equals(
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"<>[]<>", "".splitMapJoin(wrap(""), onMatch: mark, onNonMatch: rest));
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// Test replacing the empty string.
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Expect.equals("<>[]<A>[]<B>[]<C>[]<>",
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"ABC".splitMapJoin(wrap(""), onMatch: mark, onNonMatch: rest));
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// Test with only onMatch.
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Expect.equals(
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"[a]bc[a]bd[a]e", "abcabdae".splitMapJoin(wrap("a"), onMatch: mark));
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// Test with only onNonMatch
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Expect.equals(
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"<>a<bc>a<bd>a<e>", "abcabdae".splitMapJoin(wrap("a"), onNonMatch: rest));
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}
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