func TestOnBrightness(t *testing.T) {
action := actions.Action{
On: true, Bri: maybe.NewUint8(135)}
expected := []request{
{L: 0, Bri: maybe.NewUint8(135), On: maybe.NewBool(true), D: 0}}
verifyAction(t, expected, action)
}
// Get gets the properties of a light. lightId is the ID of the light.
// properties is the returned properties.
// response is the raw response from the hue bridge or nil if communication
// failed. This function may return both a non-nil response and an error
// if the response from the hue bridge indicates an error. For most
// applications, it is enough just to look at properties and err.
func (c *Context) Get(lightId int) (
properties *LightProperties, response []byte, err error) {
request := &http.Request{
Method: "GET",
URL: c.getLightUrl(lightId),
}
client := c.client
var resp *http.Response
if resp, err = client.Do(request); err != nil {
return
}
defer resp.Body.Close()
var respBuffer bytes.Buffer
if _, err = respBuffer.ReadFrom(resp.Body); err != nil {
return
}
response = respBuffer.Bytes()
var jsonProps json_structs.LightState
if err = json.Unmarshal(response, &jsonProps); err != nil {
err = toError(response)
return
}
if jsonProps.State != nil && len(jsonProps.State.XY) == 2 {
state := jsonProps.State
jsonColor := state.XY
properties = &LightProperties{
C: NewMaybeColor(NewColor(jsonColor[0], jsonColor[1])),
Bri: maybe.NewUint8(state.Bri),
On: maybe.NewBool(state.On)}
} else {
err = GeneralError
}
return
}
func maybeBlendBrightness(
first, second maybe.Uint8, ratio float64) maybe.Uint8 {
if first.Valid && second.Valid {
return maybe.NewUint8(
uint8((1.0-ratio)*float64(first.Value) + ratio*float64(second.Value) + 0.5))
}
return first
}
func TestMaybeUint8(t *testing.T) {
var m, c maybe.Uint8
var v uint8 = 7
m.Set(v)
if m != maybe.NewUint8(v) {
t.Error("Uint8 Set broken.")
}
verifyString(t, "Just 7", m.String())
m.Clear()
if m != c {
t.Error("Uint8 Clear broken.")
}
verifyString(t, "Nothing", m.String())
}
func TestGradient3(t *testing.T) {
action := actions.Action{
G: &actions.Gradient{
Cds: []actions.ColorDuration{
{Bri: maybe.NewUint8(gohue.Bright), D: 0},
{Bri: maybe.NewUint8(gohue.Bright),
C: gohue.NewMaybeColor(gohue.Red),
D: 1000},
{C: gohue.NewMaybeColor(gohue.Red), D: 2000},
{Bri: maybe.NewUint8(gohue.Dim), D: 3000},
{Bri: maybe.NewUint8(gohue.Dim), D: 4000}},
Refresh: 500}}
expected := []request{
{L: 0, Bri: maybe.NewUint8(gohue.Bright), D: 0},
{L: 0, Bri: maybe.NewUint8(gohue.Bright), D: 500},
{L: 0,
Bri: maybe.NewUint8(gohue.Bright),
C: gohue.NewMaybeColor(gohue.Red),
D: 1000},
{L: 0,
Bri: maybe.NewUint8(gohue.Bright),
C: gohue.NewMaybeColor(gohue.Red),
D: 1500},
{L: 0, C: gohue.NewMaybeColor(gohue.Red), D: 2000},
{L: 0, C: gohue.NewMaybeColor(gohue.Red), D: 2500},
{L: 0, Bri: maybe.NewUint8(gohue.Dim), D: 3000},
{L: 0, Bri: maybe.NewUint8(gohue.Dim), D: 3500},
{L: 0, Bri: maybe.NewUint8(gohue.Dim), D: 4000}}
verifyAction(t, expected, action)
}
func TestGradient(t *testing.T) {
action := actions.Action{
Lights: []int{2},
G: &actions.Gradient{
Cds: []actions.ColorDuration{
{C: gohue.NewMaybeColor(gohue.NewColor(0.2, 0.1)),
Bri: maybe.NewUint8(0), D: 0},
{C: gohue.NewMaybeColor(gohue.NewColor(0.3, 0.3)),
Bri: maybe.NewUint8(30), D: 1000},
{C: gohue.NewMaybeColor(gohue.NewColor(0.9, 0.9)),
Bri: maybe.NewUint8(100), D: 1000},
{C: gohue.NewMaybeColor(gohue.NewColor(0.8, 0.7)),
Bri: maybe.NewUint8(100), D: 1000},
{C: gohue.NewMaybeColor(gohue.NewColor(0.2, 0.4)),
Bri: maybe.NewUint8(10), D: 1750},
{C: gohue.NewMaybeColor(gohue.NewColor(0.29, 0.46)),
Bri: maybe.NewUint8(22), D: 2500}},
Refresh: 500},
On: true}
expected := []request{
{L: 2,
C: gohue.NewMaybeColor(gohue.NewColor(0.2, 0.1)),
Bri: maybe.NewUint8(0),
On: maybe.NewBool(true),
D: 0},
{L: 2,
C: gohue.NewMaybeColor(gohue.NewColor(0.25, 0.2)),
Bri: maybe.NewUint8(15),
D: 500},
{L: 2,
C: gohue.NewMaybeColor(gohue.NewColor(0.8, 0.7)),
Bri: maybe.NewUint8(100),
D: 1000},
{L: 2,
C: gohue.NewMaybeColor(gohue.NewColor(0.4, 0.5)),
Bri: maybe.NewUint8(40),
D: 1500},
{L: 2,
C: gohue.NewMaybeColor(gohue.NewColor(0.23, 0.42)),
Bri: maybe.NewUint8(14),
D: 2000},
{L: 2,
C: gohue.NewMaybeColor(gohue.NewColor(0.29, 0.46)),
Bri: maybe.NewUint8(22),
D: 2500}}
verifyAction(t, expected, action)
}