package com.infendro.bytearray

import com.infendro.bytearray.ByteOrder.LITTLE_ENDIAN
import kotlin.test.Test
import kotlin.test.assertContentEquals
import kotlin.test.assertEquals
import kotlin.test.assertFails

class `ByteArray Test` {
    @Test
    fun `and() - size`() {
        assertFails {
            byteArrayOf() and byteArrayOf(0x00)
        }
        assertFails {
            byteArrayOf(0x00) and byteArrayOf()
        }
    }

    @Test
    fun `padStart()`() {
        val padded = byteArrayOf(0x02, 0x02).padStart(8, 0x01)
        assertEquals(8, padded.size)
        assertContentEquals(
            byteArrayOf(0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x02),
            padded
        )
    }

    @Test
    fun `padEnd()`() {
        val padded = byteArrayOf(0x02, 0x02).padEnd(8, 0x01)
        assertEquals(8, padded.size)
        assertContentEquals(
            byteArrayOf(0x02, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01),
            padded
        )
    }

    @Test
    fun `toInt()`() {
        assertEquals(
            0x12345678,
            byteArrayOf(0x12, 0x34, 0x56, 0x78).toInt()
        )
        assertEquals(
            0x12345678,
            byteArrayOf(0x78, 0x56, 0x34, 0x12).toInt(LITTLE_ENDIAN)
        )
    }

    @Test
    fun `toLong()`() {
        assertEquals(
            0x1234567812345678L,
            byteArrayOf(0x12, 0x34, 0x56, 0x78, 0x12, 0x34, 0x56, 0x78).toLong()
        )
        assertEquals(
            0x1234567812345678L,
            byteArrayOf(0x78, 0x56, 0x34, 0x12, 0x78, 0x56, 0x34, 0x12).toLong(LITTLE_ENDIAN)
        )
    }

    @Test
    fun `toUInt()`() {
        assertEquals(
            0x12345678U,
            byteArrayOf(0x12, 0x34, 0x56, 0x78).toUInt()
        )
        assertEquals(
            0x12345678U,
            byteArrayOf(0x78, 0x56, 0x34, 0x12).toUInt(LITTLE_ENDIAN)
        )
    }

    @Test
    fun `toULong()`() {
        assertEquals(
            0x1234567812345678UL,
            byteArrayOf(0x12, 0x34, 0x56, 0x78, 0x12, 0x34, 0x56, 0x78).toULong()
        )
        assertEquals(
            0x1234567812345678UL,
            byteArrayOf(0x78, 0x56, 0x34, 0x12, 0x78, 0x56, 0x34, 0x12).toULong(LITTLE_ENDIAN)
        )
    }
}