func TestGetUint64(t *testing.T) {
f := frame.NewFrame(FRAME)
f.Items[SYNC] = frame.NewFrameItem(0, 32)
f.Items[VERSION] = frame.NewFrameItem(32, 2)
f.Items[SCID] = frame.NewFrameItem(34, 8)
f.Items[VCID] = frame.NewFrameItem(42, 6)
f.Items[VCCNT] = frame.NewFrameItem(48, 24)
frame := []byte{0x1a, 0xcf, 0xfc, 0x1d, 0x55, 0x57, 0x54, 0x43, 0x21}
sync, err := f.GetUint64(SYNC, frame)
if err == nil {
if sync != uint64(0x1acffc1d) {
t.Error("expected", sync, "== 0x1acffc1d")
}
} else {
t.Error(err)
}
vers, err := f.GetUint64(VERSION, frame)
if err == nil {
if vers != uint64(0x01) {
t.Error("expected", vers, "== 0x01")
}
} else {
t.Error(err)
}
scid, err := f.GetUint64(SCID, frame)
if err == nil {
if scid != uint64(0x55) {
t.Error("expected", scid, "== 0x55")
}
} else {
t.Error(err)
}
vcid, err := f.GetUint64(VCID, frame)
if err == nil {
if vcid != uint64(0x17) {
t.Error("expected", vcid, "== 0x17")
}
} else {
t.Error(err)
}
vccn, err := f.GetUint64(VCCNT, frame)
if err == nil {
if vccn != uint64(0x544321) {
t.Error("expected", vccn, "== 0x544321")
}
} else {
t.Error(err)
}
frame = []byte{}
sync, err = f.GetUint64(SYNC, frame)
if err == nil {
t.Error("expected error")
}
}
func Example_getFrame() {
f := frame.NewFrame("FrameName")
f.Items["FrameItemName0"] = frame.NewFrameItem(0, 16)
f.Items["FrameItemName1"] = frame.NewFrameItem(16, 32)
d := []byte{0x1a, 0xcf, 0xfc, 0x1d}
value, err := f.GetUint64("FrameItemName0", d)
if err == nil {
fmt.Println("value", value)
} else {
fmt.Println("err", err)
}
}
func Example_setFrame() {
f := frame.NewFrame("FrameName")
f.Items["FrameItemName0"] = frame.NewFrameItem(0, 16)
f.Items["FrameItemName1"] = frame.NewFrameItem(16, 32)
d := []byte{0x00, 0x00, 0x00, 0x00}
value0 := uint64(0x1acf)
err := f.SetUint64("FrameItemName0", d, value0)
if err == nil {
fmt.Println("data", d)
value1 := uint64(0xfc1d)
err := f.SetUint64("FrameItemName1", d, value1)
if err == nil {
fmt.Println("data", d)
} else {
fmt.Println("err", err)
}
} else {
fmt.Println("err", err)
}
}
func Example_getFrameItem() {
// 0 == start bit
// 32 == number of bits
f := frame.NewFrameItem(0, 32)
// data byte arrays must be long
// enough to hold full frame item
d := []byte{0x1a, 0xcf, 0xfc, 0x1d}
value, err := f.GetUint64(d)
if err == nil {
fmt.Println("value", value)
} else {
fmt.Println("err", err)
}
}
func Example_setFrameItem() {
// 0 == start bit
// 32 == number of bits
f := frame.NewFrameItem(0, 32)
// data byte arrays must be long
// enough to hold full frame item
d := []byte{0x00, 0x00, 0x00, 0x00}
value := uint64(0x1acffc1d)
err := f.SetUint64(d, value)
if err == nil {
fmt.Println("data", d)
} else {
fmt.Println("err", err)
}
}