Ilya Gorbunov
103 lines
3.1 KiB
Kotlin
103 lines
3.1 KiB
Kotlin
package test.text
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import test.collections.assertArrayNotSameButEquals
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import java.util.Locale
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import kotlin.test.*
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import org.junit.Test as test
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class StringJVMTest {
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@test fun toBoolean() {
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assertEquals(true, "true".toBoolean())
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assertEquals(true, "True".toBoolean())
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assertEquals(false, "false".toBoolean())
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assertEquals(false, "not so true".toBoolean())
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}
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@test fun toByte() {
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assertEquals(77.toByte(), "77".toByte())
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assertFails { "255".toByte() }
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}
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@test fun toShort() {
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assertEquals(77.toShort(), "77".toShort())
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}
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@test fun toInt() {
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assertEquals(77, "77".toInt())
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}
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@test fun toLong() {
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assertEquals(77.toLong(), "77".toLong())
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}
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@test fun testSplitByPattern() = withOneCharSequenceArg("ab1cd2def3") { s ->
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val isDigit = "\\d".toRegex()
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assertEquals(listOf("ab", "cd", "def", ""), s.split(isDigit))
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assertEquals(listOf("ab", "cd", "def3"), s.split(isDigit, 3))
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// deprecation replacement equivalence
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assertEquals("\\d".toPattern().split(s).toList(), s.split("\\d".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray().toList())
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assertFails {
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s.split(isDigit, -1)
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}
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}
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@test fun repeat() = withOneCharSequenceArg { arg1 ->
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fun String.repeat(n: Int): String = arg1(this).repeat(n)
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assertFails { "foo".repeat(-1) }
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assertEquals("", "foo".repeat(0))
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assertEquals("foo", "foo".repeat(1))
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assertEquals("foofoo", "foo".repeat(2))
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assertEquals("foofoofoo", "foo".repeat(3))
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}
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@test fun sliceCharSequenceFails() = withOneCharSequenceArg { arg1 ->
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assertFails {
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arg1("abc").slice(1..4)
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}
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assertFails {
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arg1("ABCDabcd").slice(listOf(10))
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}
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}
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@test fun formatter() {
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assertEquals("12", "%d%d".format(1, 2))
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assertEquals("1,234,567.890", "%,.3f".format(Locale.ENGLISH, 1234567.890))
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assertEquals("1.234.567,890", "%,.3f".format(Locale.GERMAN, 1234567.890))
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assertEquals("1 234 567,890", "%,.3f".format(Locale("fr"), 1234567.890))
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}
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@test fun toByteArrayEncodings() {
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val s = "hello®"
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assertEquals(String(s.toByteArray()), String(s.toByteArray(Charsets.UTF_8)))
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}
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@test fun toCharArray() {
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val s = "hello"
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val chars = s.toCharArray()
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assertArrayNotSameButEquals(charArrayOf('h', 'e', 'l', 'l', 'o'), chars)
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val buffer = CharArray(4)
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s.toCharArray(buffer, 2, 1, 3)
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assertArrayNotSameButEquals(charArrayOf('\u0000', '\u0000', 'e', 'l'), buffer)
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}
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@test fun orderIgnoringCase() {
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val list = listOf("Beast", "Ast", "asterisk")
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assertEquals(listOf("Ast", "Beast", "asterisk"), list.sorted())
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assertEquals(listOf("Ast", "asterisk", "Beast"), list.sortedWith(String.CASE_INSENSITIVE_ORDER))
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}
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@test fun charsets() {
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assertEquals("UTF-32", Charsets.UTF_32.name())
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assertEquals("UTF-32LE", Charsets.UTF_32LE.name())
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assertEquals("UTF-32BE", Charsets.UTF_32BE.name())
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}
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}
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