golib/network/byte_test.go

package network

import (
	"testing"
)

const (
	testHex1 = "0x0a 0x0b 0x0c 0x0d"
	testHex2 = "0a 0b 0c 0d"
)

var (
	testBytes = Bytes{0x0a, 0x0b, 0x0c, 0x0d}
)

func TestHex2Bytes(t *testing.T) {
	if b := String(testHex1).Hex(); b == nil {
		t.Error("Hex2Bytes failed:", testHex1)
		return
	} else {
		t.Logf("testHex1: %s === %v", testHex1, b)
	}
	if b := String(testHex2).Hex(); b == nil {
		t.Error("Hex2Bytes failed:", testHex2)
		return
	} else {
		t.Logf("testHex2: %s === %v", testHex2, b)
	}
}

func TestRemake(t *testing.T) {
	old := testBytes[:2] // question: len == 2, cap == 4
	b := old.Remake()    // wants: len == 2, cap == 2
	if len(b) != cap(b) {
		t.Errorf("remake failed: len(%d), cap(%d)", len(b), cap(b))
	}
}

func TestBytesEqual(t *testing.T) {
	ok := Bytes{0xa, 0xb}.Equal(testBytes[:2])
	if !ok {
		t.Error("failed")
	}
}