KT-51908 Common MatchGroupCollection.get(name) extension function

This commit is contained in:
Abduqodiri Qurbonzoda
2022-09-21 16:02:34 +03:00
committed by Space Team
parent 448e9fc5e7
commit 175566fe56
5 changed files with 29 additions and 23 deletions
+13 -6
View File
@@ -182,7 +182,7 @@ class RegexTest {
val match = regex.find(input)!!
assertEquals(listOf("Austin, TX: 123", "Austin", "TX", "123"), match.groupValues)
val namedGroups = match.groups as MatchNamedGroupCollection
val namedGroups = match.groups
assertEquals(4, namedGroups.size)
assertEquals("Austin", namedGroups["city"]?.value)
assertEquals("TX", namedGroups["state"]?.value)
@@ -202,14 +202,14 @@ class RegexTest {
"(?<hi>hi)|(?<bye>bye)".toRegex(RegexOption.IGNORE_CASE).let { regex ->
val hiMatch = regex.find("Hi!")!!
val hiGroups = hiMatch.groups as MatchNamedGroupCollection
val hiGroups = hiMatch.groups
assertEquals(3, hiGroups.size)
assertEquals("Hi", hiGroups["hi"]?.value)
assertEquals(null, hiGroups["bye"])
assertFailsWith<IllegalArgumentException> { hiGroups["hello"] }
val byeMatch = regex.find("bye...")!!
val byeGroups = byeMatch.groups as MatchNamedGroupCollection
val byeGroups = byeMatch.groups
assertEquals(3, byeGroups.size)
assertEquals(null, byeGroups["hi"])
assertEquals("bye", byeGroups["bye"]?.value)
@@ -218,14 +218,14 @@ class RegexTest {
"(?<hi>hi)|bye".toRegex(RegexOption.IGNORE_CASE).let { regex ->
val hiMatch = regex.find("Hi!")!!
val hiGroups = hiMatch.groups as MatchNamedGroupCollection
val hiGroups = hiMatch.groups
assertEquals(2, hiGroups.size)
assertEquals("Hi", hiGroups["hi"]?.value)
assertFailsWith<IllegalArgumentException> { hiGroups["bye"] }
// Named group collection consisting of a single 'null' group value
val byeMatch = regex.find("bye...")!!
val byeGroups = byeMatch.groups as MatchNamedGroupCollection
val byeGroups = byeMatch.groups
assertEquals(2, byeGroups.size)
assertEquals(null, byeGroups["hi"])
assertFailsWith<IllegalArgumentException> { byeGroups["bye"] }
@@ -283,7 +283,7 @@ class RegexTest {
"(?<title>\\w+), yes \\k<title>".toRegex().let { regex ->
val match = regex.find("Do you copy? Sir, yes Sir!")!!
assertEquals("Sir, yes Sir", match.value)
assertEquals("Sir", (match.groups as MatchNamedGroupCollection)["title"]?.value)
assertEquals("Sir", match.groups["title"]?.value)
assertNull(regex.find("Do you copy? Sir, yes I do!"))
}
@@ -293,6 +293,13 @@ class RegexTest {
testInvalidBackReference(BackReferenceHandling.notYetDefinedNamedGroup, pattern = "a\\k<first>(?<first>a)")
}
@Test fun matchNamedGroupCollection() {
val regex = "(?<hi>hi)".toRegex(RegexOption.IGNORE_CASE)
val hiMatch = regex.find("Hi!")!!
val hiGroups = hiMatch.groups as MatchNamedGroupCollection
assertEquals("Hi", hiGroups["hi"]?.value)
}
private fun testInvalidBackReference(option: HandlingOption, pattern: String, input: CharSequence = "aaaa", matchValue: String = "aa") {
when (option) {
HandlingOption.IGNORE_BACK_REFERENCE_EXPRESSION ->