330 lines
10 KiB
Go
330 lines
10 KiB
Go
package aprs
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import (
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"math"
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"testing"
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"time"
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)
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const earthRadius = float64(6378100)
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func testTime(day, hour, min, sec int) *time.Time {
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t := time.Date(0, 0, day, hour, min, sec, 0, time.UTC)
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return &t
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}
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// haversin(θ) function
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func testHaversin(theta float64) float64 {
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return math.Pow(math.Sin(theta/2), 2)
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}
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func testDistance(a *Position, b *Position) float64 {
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var (
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lat1 = a.Latitude * math.Pi / 180
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lng1 = a.Longitude * math.Pi / 180
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lat2 = b.Latitude * math.Pi / 180
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lng2 = b.Longitude * math.Pi / 180
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h = testHaversin(lat2-lat1) + math.Cos(lat1)*math.Cos(lat2)*testHaversin(lng2-lng1)
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)
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return 2 * earthRadius * math.Asin(math.Sqrt(h))
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}
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func TestPacket(t *testing.T) {
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var tests = []struct {
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Raw string
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Src Address
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Dst Address
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PathLen int
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Type DataType
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Position *Position
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Velocity *Velocity
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PHG *PowerHeightGain
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DFS *OmniDFStrength
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Altitude float64
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Range float64
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Time *time.Time
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}{
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{
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Raw: "N0CALL>APRS,qAC:!4903.50N/07201.75W-Test 001234",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('!'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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},
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{
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Raw: "N0CALL>APRS,qAC:!4903.50N/07201.75W-Test /A=001234",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('!'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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},
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{
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Raw: "N0CALL>APRS,qAC:!49 . N/072 . W-",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('!'),
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Position: &Position{Latitude: 49.0, Longitude: -72.000000},
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},
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/*
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{
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Raw: "N0CALL>APRS,qAC:TheNet X-1J4 (BFLD)!4903.50N/07201.75Wn",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('!'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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},
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*/
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{
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Raw: "N0CALL>APRS,qAC:@092345/4903.50N/07201.75W>Test1234",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('@'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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Time: testTime(9, 23, 45, 0),
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},
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{
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Raw: "N0CALL>APRS,qAC:=4903.50N/07201.75W#PHG5132",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('='),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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PHG: &PowerHeightGain{'5', '1', '3', '2'},
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},
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{
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Raw: "N0CALL>APRS,qAC:=4903.50N/07201.75W 225/000g000t050r000p001...h00b10138dU2k",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('='),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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},
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{
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Raw: "N0CALL>APRS,qAC:@092345/4903.50N/07201.75W>088/036",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('@'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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Time: testTime(9, 23, 45, 0),
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},
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{
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Raw: "N0CALL>APRS,qAC:@234517h4903.50N/07201.75W>PHG5132",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('@'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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Time: testTime(0, 23, 45, 17),
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PHG: &PowerHeightGain{'5', '1', '3', '2'},
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},
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{
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Raw: "N0CALL>APRS,qAC:@092345z4903.50N/07201.75W>RNG0050",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('@'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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Time: testTime(9, 23, 45, 0),
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Range: 50,
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},
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{
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Raw: "N0CALL>APRS,qAC:/234517h4903.50N/07201.75W>DFS2360",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('/'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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Time: testTime(0, 23, 45, 17),
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DFS: &OmniDFStrength{'2', '3', '6', '0'},
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},
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{
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Raw: "N0CALL>APRS,qAC:@092345z4903.50N/07201.75W 090/000g000t066r000p000...dUII",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('@'),
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Position: &Position{Latitude: 49.058333, Longitude: -72.029167},
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Time: testTime(9, 23, 45, 00),
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},
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{
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Raw: "N0CALL>APRS,qAC:[IO91SX] 35 miles NNW of London",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('['),
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Position: &Position{Latitude: 51.958333, Longitude: -0.500000},
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},
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{
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Raw: "N0CALL>APRS,qAC:[IO91]",
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Src: MustParseAddress("N0CALL"),
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Dst: MustParseAddress("APRS"),
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PathLen: 1,
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Type: DataType('['),
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Position: &Position{Latitude: 51.0, Longitude: -2.0},
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},
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{
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Raw: "WX4GSO-9>APN382,qAR,WD4LSS:!3545.18NL07957.08W#PHG5680/R,W,85NC,NCn Mount Shepherd Piedmont Triad NC",
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Src: MustParseAddress("WX4GSO-9"),
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Dst: MustParseAddress("APN382"),
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PathLen: 2,
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Type: DataType('!'),
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Position: &Position{Latitude: 35.753000, Longitude: -79.951333},
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},
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{
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Raw: "PA4TW>APRS,qAS,PA4TW-2:=5216.28N/00510.05Er Remco, DMR:2041014, Soms QRV op PI2NOS",
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Src: MustParseAddress("PA4TW"),
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Dst: MustParseAddress("APRS"),
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PathLen: 2,
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Type: DataType('='),
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Position: &Position{Latitude: 52.271333, Longitude: 5.167500},
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},
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{
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Raw: "PA4TW-10>APRS,TCPIP*,qAC,FOURTH:=5220.18N/00453.25EIhttp://aprs.pa4tw.nl:14501/",
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Src: MustParseAddress("PA4TW-10"),
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Dst: MustParseAddress("APRS"),
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PathLen: 3,
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Type: DataType('='),
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Position: &Position{Latitude: 52.336333, Longitude: 4.887500},
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},
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{
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Raw: "N0CALL-1>T3PY1Y,KQ1L-8*,WIDE1,WIDE2-1,qAR:=/5L!!<*e7> sTComment",
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Src: MustParseAddress("N0CALL-1"),
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Dst: MustParseAddress("T3PY1Y"),
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PathLen: 4,
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Type: DataType('='),
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Position: &Position{Latitude: 49.5, Longitude: -72.75},
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},
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{
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Raw: "N0CALL-1>T3PY1Y,KQ1L-8*,WIDE1,WIDE2-1,qAR:=/5L!!<*e7>7P[",
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Src: MustParseAddress("N0CALL-1"),
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Dst: MustParseAddress("T3PY1Y"),
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PathLen: 4,
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Type: DataType('='),
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Position: &Position{Latitude: 49.5, Longitude: -72.75},
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Velocity: &Velocity{88.0, 36.2},
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},
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{
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Raw: "N0CALL-1>T3PY1Y,KQ1L-8*,WIDE1,WIDE2-1,qAR:=/5L!!<*e7>{?!",
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Src: MustParseAddress("N0CALL-1"),
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Dst: MustParseAddress("T3PY1Y"),
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PathLen: 4,
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Type: DataType('='),
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Position: &Position{Latitude: 49.5, Longitude: -72.75},
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Range: 20.13,
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},
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{
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Raw: "N0CALL-1>T3PY1Y,KQ1L-8*,WIDE1,WIDE2-1,qAR:=/5L!!<*e7OS]S",
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Src: MustParseAddress("N0CALL-1"),
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Dst: MustParseAddress("T3PY1Y"),
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PathLen: 4,
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Type: DataType('='),
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Position: &Position{Latitude: 49.5, Longitude: -72.75},
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Altitude: 10004,
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},
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{
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Raw: "N0CALL-1>T3PY1Y,KQ1L-8*,WIDE1,WIDE2-1,qAR:@092345z/5L!!<*e7>{?!",
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Src: MustParseAddress("N0CALL-1"),
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Dst: MustParseAddress("T3PY1Y"),
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PathLen: 4,
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Type: '@',
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Time: testTime(9, 23, 45, 0),
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Position: &Position{Latitude: 49.5, Longitude: -72.75},
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Range: 20.13,
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},
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{
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Raw: "PE1ROG-8>APLC13,qAS,PE1ROG-2:!/49[<P'PC>8pQLoRa___MOBIL___TEST",
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Src: MustParseAddress("PE1ROG-8"),
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Dst: MustParseAddress("APLC13"),
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PathLen: 2,
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Type: '!',
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},
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{
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Raw: "PE1ROG-1>APPM13,TCPIP*,qAC,T2PRT:>Running on Raspberry Pi with RTL dongle",
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Src: MustParseAddress("PE1ROG-1"),
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Dst: MustParseAddress("APPM13"),
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PathLen: 3,
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Type: '>',
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},
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{
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Raw: "PD0MZ-4>APE32L,WIDE1-1,qAR,PD0MZ-10:>LoRa APRS Tracker",
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Src: MustParseAddress("PD0MZ-4"),
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Dst: MustParseAddress("APE32L"),
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PathLen: 3,
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Type: '>',
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},
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}
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for _, test := range tests {
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t.Run(test.Raw, func(t *testing.T) {
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p, err := ParsePacket(test.Raw)
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if err != nil {
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t.Fatal(err)
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}
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if !p.Dst.EqualTo(test.Dst) {
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t.Fatalf("expected dst %s, got %s", test.Dst, p.Dst)
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}
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if !p.Src.EqualTo(test.Src) {
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t.Fatalf("expected src %s, got %s", test.Src, p.Src)
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}
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if len(p.Path) != test.PathLen {
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t.Fatalf("expected path length %d, got %d: %v", test.PathLen, len(p.Path), p.Path)
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}
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if p.Payload.Type() != test.Type {
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t.Fatalf("expected packet type %s [%c], got %s [%c]",
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test.Type, test.Type,
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p.Payload.Type(), p.Payload.Type())
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}
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if test.Altitude != 0 {
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if p.Altitude == 0 {
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t.Fatalf("expected altitude %f, got none", test.Altitude)
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}
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if math.Abs(test.Altitude-p.Altitude) > 1.0 {
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t.Fatalf("expected altitude %f, got %f", test.Altitude, p.Altitude)
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}
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}
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if test.Velocity != nil {
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if p.Velocity.Course == 0 {
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t.Fatalf("expected velocity %v, got none", test.Velocity)
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}
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if math.Abs(test.Velocity.Course-p.Velocity.Course) > 1.0 {
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t.Fatalf("expected course %f, got %f", test.Velocity.Course, p.Velocity.Course)
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}
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if math.Abs(test.Velocity.Speed-p.Velocity.Speed) > 1.0 {
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t.Fatalf("expected speed %f, got %f", test.Velocity.Speed, p.Velocity.Speed)
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}
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}
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if test.Range != 0 {
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if p.Range == 0 {
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t.Fatalf("expected range %f, got none", test.Range)
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}
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if math.Abs(test.Range-p.Range) > 0.1 {
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t.Fatalf("expected range %f, got %f", test.Range, p.Range)
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}
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}
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if test.Position != nil {
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if p.Position == nil {
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t.Fatalf("expected position %s, got none", test.Position)
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}
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if d := testDistance(test.Position, p.Position); d > 1.0 {
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t.Fatalf("expected position %s, got %s with distance %f meter", test.Position, p.Position, d)
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}
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}
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if test.Time != nil {
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if p.Time == nil {
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t.Fatalf("expected time %s", test.Time)
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}
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if test.Time.Sub(*p.Time) > time.Minute {
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t.Fatalf("expected time %s, got %s", test.Time, p.Time)
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}
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}
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//t.Logf("%#+v", p)
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})
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}
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}
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