Files
bytes.kt/src/commonTest/kotlin/com/infendro/bytearray/ByteArray.kt
2025-12-01 16:24:58 +01:00

88 lines
2.2 KiB
Kotlin

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)
)
}
}