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package nmea
import (
"github.com/stretchr/testify/assert"
"testing"
)
func TestPGN(t *testing.T) {
var tests = []struct {
name string
raw string
err string
msg PGN
}{
{
name: "good sentence",
raw: "$MXPGN,01F112,2807,FC7FFF7FFF168012*11",
msg: PGN{
PGN: 127250, // 0x1F112 Vessel Heading
IsSend: false,
Priority: 2,
Address: 7,
Data: []byte{0xFC, 0x7f, 0xFF, 0x7f, 0xFF, 0x16, 0x80, 0x12},
},
},
{
name: "invalid number of fields",
raw: "$MXPGN,01F112,FC7FFF7FFF168012*30",
err: "nmea: MXPGN invalid fields: invalid number of fields in sentence",
},
{
name: "invalid PGN field",
raw: "$MXPGN,0xF112,2807,FC7FFF7FFF168012*58",
err: "nmea: MXPGN failed to parse PGN field: strconv.ParseUint: parsing \"0xF112\": invalid syntax",
},
{
name: "invalid attributes field",
raw: "$MXPGN,01F112,x807,FC7FFF7FFF168012*5b",
err: "nmea: MXPGN failed to parse attributes field: strconv.ParseUint: parsing \"x807\": invalid syntax",
},
{
name: "invalid data length field",
raw: "$MXPGN,01F112,2207,FC7FFF7FFF168012*1b",
err: "nmea: MXPGN invalid dlc: data length does not match actual data length",
},
{
name: "invalid hex data",
raw: "$MXPGN,01F112,2807,xC7FFF7FFF168012*2f",
err: "nmea: MXPGN failed to decode data: encoding/hex: invalid byte: U+0078 '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)
pgrme := m.(PGN)
pgrme.BaseSentence = BaseSentence{}
assert.Equal(t, tt.msg, pgrme)
}
})
}
}
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