package com.infendro.hash.blake2

import kotlin.test.Test
import kotlin.test.assertContentEquals
import kotlin.test.assertEquals

class `Blake2b-512 Test` {
    val function = Blake2b(64)

    @Test
    fun `bytes and block`() {
        assertEquals(64, function.bytes)
        assertEquals(512, function.bits)
        assertEquals(128, function.block)
    }

    @Test
    fun `empty bytearray`() {
        val expected = ubyteArrayOf(
            0x78U, 0x6aU, 0x02U, 0xf7U,
            0x42U, 0x01U, 0x59U, 0x03U,
            0xc6U, 0xc6U, 0xfdU, 0x85U,
            0x25U, 0x52U, 0xd2U, 0x72U,
            0x91U, 0x2fU, 0x47U, 0x40U,
            0xe1U, 0x58U, 0x47U, 0x61U,
            0x8aU, 0x86U, 0xe2U, 0x17U,
            0xf7U, 0x1fU, 0x54U, 0x19U,
            0xd2U, 0x5eU, 0x10U, 0x31U,
            0xafU, 0xeeU, 0x58U, 0x53U,
            0x13U, 0x89U, 0x64U, 0x44U,
            0x93U, 0x4eU, 0xb0U, 0x4bU,
            0x90U, 0x3aU, 0x68U, 0x5bU,
            0x14U, 0x48U, 0xb7U, 0x55U,
            0xd5U, 0x6fU, 0x70U, 0x1aU,
            0xfeU, 0x9bU, 0xe2U, 0xceU,
        )
        val actual = function.hash(
            UByteArray(0)
        )
        assertContentEquals(expected, actual)
    }
}