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Add a test for CharSequence/String.regionMatches

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This commit is contained in:
Ilya Gorbunov
2018-11-01 05:19:52 +03:00
parent 02f5891ee0
commit 2b699f8f07
1 changed files with 18 additions and 0 deletions
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libraries/stdlib/test/text/StringTest.kt
+18
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@@ -96,6 +96,24 @@ class StringTest {
assertEquals("", ns.orEmpty())
}
@Test fun regionMatchesForCharSequence() = withTwoCharSequenceArgs { arg1, arg2 ->
assertTrue(arg1("abcd").regionMatches(1, arg2("debc"), 2, 2))
assertFalse(arg1("abcd").regionMatches(1, arg2("DEBc"), 2, 2, ignoreCase = false))
assertTrue(arg1("abcd").regionMatches(1, arg2("DEBc"), 2, 2, ignoreCase = true))
assertFalse(arg1("abcd").regionMatches(3, arg2(""), 2, 1))
assertTrue(arg1("abcd").regionMatches(4, arg2(""), 0, 0))
}
@Test fun regionMatchesForString() {
assertTrue("abcd".regionMatches(1, "debc", 2, 2))
assertFalse("abcd".regionMatches(1, "DEBc", 2, 2, ignoreCase = false))
assertTrue("abcd".regionMatches(1, "DEBc", 2, 2, ignoreCase = true))
assertFalse("abcd".regionMatches(3, "", 2, 1))
assertTrue("abcd".regionMatches(4, "", 0, 0))
}
@Test fun startsWithString() {
assertTrue("abcd".startsWith("ab"))
assertTrue("abcd".startsWith("abcd"))