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package nmea
import (
"github.com/stretchr/testify/assert"
"testing"
)
func TestVWT(t *testing.T) {
var tests = []struct {
name string
raw string
err string
msg VWT
}{
{ // these examples are from SignalK
name: "good sentence",
raw: "$IIVWT,75,R,1.0,N,0.51,M,1.85,K*6A",
msg: VWT{
TrueAngle: 75,
TrueDirectionBow: Right,
SpeedKnots: 1,
SpeedKnotsUnit: SpeedKnots,
SpeedMPS: 0.51,
SpeedMPSUnit: SpeedMeterPerSecond,
SpeedKPH: 1.85,
SpeedKPHUnit: SpeedKilometerPerHour,
},
},
{
name: "good sentence, shorter but still valid",
raw: "$IIVWT,024,L,018,N,,,,*58",
msg: VWT{
TrueAngle: 24,
TrueDirectionBow: Left,
SpeedKnots: 18,
SpeedKnotsUnit: SpeedKnots,
SpeedMPS: 0,
SpeedMPSUnit: "",
SpeedKPH: 0,
SpeedKPHUnit: "",
},
},
{
name: "good sentence, handle empty values",
raw: "$IIVWT,,,,,,,,*55",
msg: VWT{
TrueAngle: 0,
TrueDirectionBow: "",
SpeedKnots: 0,
SpeedKnotsUnit: "",
SpeedMPS: 0,
SpeedMPSUnit: "",
SpeedKPH: 0,
SpeedKPHUnit: "",
},
},
{
name: "invalid nmea: DirectionBow",
raw: "$IIVWT,75,x,1.0,N,0.51,M,1.85,K*40",
err: "nmea: IIVWT invalid true wind direction to bow: x",
},
{
name: "invalid nmea: SpeedKnotsUnit",
raw: "$IIVWT,75,R,1.0,x,0.51,M,1.85,K*5c",
err: "nmea: IIVWT invalid wind speed in knots unit: x",
},
{
name: "invalid nmea: SpeedMPSUnit",
raw: "$IIVWT,75,R,1.0,N,0.51,x,1.85,K*5f",
err: "nmea: IIVWT invalid wind speed in meters per second unit: x",
},
{
name: "invalid nmea: SpeedKPHUnit",
raw: "$IIVWT,75,R,1.0,N,0.51,M,1.85,x*59",
err: "nmea: IIVWT invalid wind speed in kilometers per hour unit: x",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
m, err := Parse(tt.raw)
if tt.err != "" {
assert.Error(t, err)
assert.EqualError(t, err, tt.err)
} else {
assert.NoError(t, err)
vwt := m.(VWT)
vwt.BaseSentence = BaseSentence{}
assert.Equal(t, tt.msg, vwt)
}
})
}
}
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