Added test to Packets and more

internal/common/packets_test.go

@@ -0,0 +1,29 @@
+package common
+
+import (
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+)
+
+func TestPacketFromBytes(t *testing.T) {
+	sid := [8]byte{255, 255, 255, 255, 255, 255, 255, 255}
+	data := []byte{1, 0, 1}
+	dataLength := len(data)
+
+	want := Packet{
+		Flag:       Request,
+		Sync:       0,
+		Data:       data,
+		Sid:        sid,
+		DataLength: uint32(dataLength),
+	}
+
+	bytes := []byte{0, 0, 0, 0, 0, 1, 0, 1}
+
+	pck := PacketFromBytes(bytes, uint32(dataLength), sid)
+
+	if !cmp.Equal(pck, want) {
+		t.Fail()
+	}
+}