46 lines
1010 B
Go
46 lines
1010 B
Go
package model
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import (
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"testing"
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)
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func TestEncodeBytes(t *testing.T) {
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want := byte(0b11011000)
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bits := []bool{false, false, false, true, true, false, true, true}
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bs := encodeBytes(bits)
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if bs[0] != want {
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t.Errorf("encodeBytes(%v) = %v, want %v", bits, bs, want)
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}
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}
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func TestDecodeBools(t *testing.T) {
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want := []bool{false, false, false, true, true, false, true, true}
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bs := []byte{0xD8}
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bits := decodeBools(bs)
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if !sliceEquals(bits, want) {
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t.Errorf("decodeBits(%v) = %v, want %v", bs, bits, want)
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}
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}
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func TestBytesCopy(t *testing.T) {
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want := []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08}
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dst := []byte{0x01, 0x02, 0x03, 0x01, 0x02, 0x03, 0x07, 0x08}
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src := []byte{0x04, 0x05, 0x06}
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copy(dst[3:], src)
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if !sliceEquals(dst, want) {
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t.Errorf("byteCopy(%v, %v) = %v, want %v", dst, src, dst, want)
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}
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}
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func sliceEquals[T comparable](a, b []T) bool {
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if len(a) != len(b) {
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return false
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}
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for i, v := range a {
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if v != b[i] {
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return false
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}
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}
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return true
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}
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