Igor Yakovlev
85 lines
2.8 KiB
Kotlin
85 lines
2.8 KiB
Kotlin
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package test.text.harmony_regex
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import kotlin.text.*
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import kotlin.test.*
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class ReplaceTest {
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@Test fun testSimpleReplace() {
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val target: String
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val pattern: String
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val repl: String
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target = "foobarfobarfoofo1"
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pattern = "fo[^o]"
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repl = "xxx"
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val regex = Regex(pattern)
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assertEquals("foobarxxxarfoofo1", regex.replaceFirst(target, repl))
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assertEquals("foobarxxxarfooxxx", regex.replace(target, repl))
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}
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@Test fun testCaptureReplace() {
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var target: String
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var pattern: String
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var repl: String
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var s: String
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var regex: Regex
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target = "[31]foo;bar[42];[99]xyz"
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pattern = "\\[([0-9]+)\\]([a-z]+)"
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repl = "$2[$1]"
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regex = Regex(pattern)
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s = regex.replaceFirst(target, repl)
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assertEquals("foo[31];bar[42];[99]xyz", s)
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s = regex.replace(target, repl)
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assertEquals("foo[31];bar[42];xyz[99]", s)
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target = "[31]foo(42)bar{63}zoo;[12]abc(34)def{56}ghi;{99}xyz[88]xyz(77)xyz;"
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pattern = "\\[([0-9]+)\\]([a-z]+)\\(([0-9]+)\\)([a-z]+)\\{([0-9]+)\\}([a-z]+)"
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repl = "[$5]$6($3)$4{$1}$2"
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regex = Regex(pattern)
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s = regex.replaceFirst(target, repl)
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assertEquals("[63]zoo(42)bar{31}foo;[12]abc(34)def{56}ghi;{99}xyz[88]xyz(77)xyz;", s)
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s = regex.replace(target, repl)
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assertEquals("[63]zoo(42)bar{31}foo;[56]ghi(34)def{12}abc;{99}xyz[88]xyz(77)xyz;", s)
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}
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@Test fun testEscapeReplace() {
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val target: String
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val pattern: String
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var repl: String
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var s: String
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target = "foo'bar''foo"
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pattern = "'"
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repl = "\\'"
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s = target.replace(pattern.toRegex(), repl)
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assertEquals("foo'bar''foo", s)
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repl = "\\\\'"
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s = target.replace(pattern.toRegex(), repl)
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assertEquals("foo\\'bar\\'\\'foo", s)
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repl = "\\$3"
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s = target.replace(pattern.toRegex(), repl)
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assertEquals("foo$3bar$3$3foo", s)
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}
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}
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