Working single shot xchacha20poly1305 encryption and decryption in delegated flavour

multiplatform-crypto/src/commonMain/kotlin/com/ionspin/kotlin/crypto/symmetric/XChaCha20Pure.kt

@@ -173,7 +173,6 @@ class XChaCha20Pure(key: UByteArray, nonce: UByteArray, initialCounter: UInt = 0
         )
         keystreamRemainingCounter = 64 - remainingBytes
         processedBytesSoFar += data.size
-        state.overwriteWithZeroes()
         return ciphertext
     }
 

multiplatform-crypto/src/commonTest/kotlin/com/ionspin/kotlin/crypto/symmetric/XChaCha20Test.kt

@@ -1,6 +1,7 @@
 package com.ionspin.kotlin.crypto.symmetric
 
 import com.ionspin.kotlin.crypto.hash.encodeToUByteArray
+import com.ionspin.kotlin.crypto.util.hexColumsPrint
 import kotlin.test.Test
 import kotlin.test.assertTrue
 
@@ -239,9 +240,9 @@ class XChaCha20Test {
         val firstChunk = xChaCha.xorWithKeystream(message.sliceArray(0 until 5))
         val secondChunk = xChaCha.xorWithKeystream(message.sliceArray(5 until 90))
         val thirdChunk = xChaCha.xorWithKeystream(message.sliceArray(90 until message.size))
-
+        val result = firstChunk + secondChunk + thirdChunk
         assertTrue {
-            (firstChunk + secondChunk + thirdChunk).contentEquals(expected)
+            (result).contentEquals(expected)
         }
 
     }