BAEL-1913 fix possible index out of bound

2018-11-18 00:16:35 +08:00 · 2018-11-18 00:16:35 +08:00 · d2d77c56f8
parent 8e5a2ba1fe
commit d2d77c56f8
1 changed files with 1 additions and 1 deletions
--- a/core-kotlin/src/test/kotlin/com/baeldung/random/RandomStringUnitTest.kt
+++ b/core-kotlin/src/test/kotlin/com/baeldung/random/RandomStringUnitTest.kt
@ -52,7 +52,7 @@ class RandomStringUnitTest {
        random.nextBytes(bytes)

        var randomString = (0..bytes.size - 1).map { i ->
-            charPool.get((bytes[i] and 0xFF.toByte() and charPool.size.toByte()).toInt())
+            charPool.get((bytes[i] and 0xFF.toByte() and (charPool.size-1).toByte()).toInt())
        }.joinToString("")

        assert(randomString.matches(Regex(ALPHANUMERIC_REGEX)))