def test_generateSamples1():
'''
Sample generation test:
- GPS L1/L2
- No noise
- Low pass filter type
- No group delays
- Two process spawning
'''
outputFile = file('/dev/null', 'wt')
logFile = file('/dev/null', 'wt')
sv0 = GPSSatellite(1)
sv0.setL1CAEnabled(True)
sv0.setL2CEnabled(True)
sv_list = [sv0]
outputConfig = HighRateConfig
encoder = GPSL1L2BitEncoder(outputConfig)
time0S = 0.
nSamples = 9999
noiseSigma = None
tcxo = None
filterType = 'lowpass'
groupDelays = False
threadCount = 2
pbar = None
# Execute main sample generation function with all supported SV types and
# bands. An error shall lead to the test failure.
# This time execution is performed in a separate process.
generateSamples(outputFile, sv_list, encoder, time0S, nSamples,
outputConfig, noiseSigma, tcxo, filterType, groupDelays,
logFile, threadCount, pbar)
def test_computeEnabledBands2():
'''
Bands selection test
'''
sv0 = GPSSatellite(1)
sv0.setL2CEnabled(True)
sv1 = GLOSatellite(0)
sv1.setL1Enabled(True)
bandMap = computeEnabledBands([sv0, sv1], NormalRateConfig)
assert bandMap[NormalRateConfig.GPS.L1.NAME] == False
assert bandMap[NormalRateConfig.GPS.L2.NAME] == True
assert bandMap[NormalRateConfig.GLONASS.L1.NAME] == True
assert bandMap[NormalRateConfig.GLONASS.L2.NAME] == False
def test_generateSamples0():
'''
Sample generation test:
- GPS L1/L2
- Noise sigma defined
- Band pass filter type
- No group delays
- No process spawning
'''
outputFile = file('/dev/null', 'wt')
logFile = file('/dev/null', 'wt')
sv0 = GPSSatellite(1)
sv0.setL1CAEnabled(True)
sv0.setL2CEnabled(True)
sv_list = [sv0]
outputConfig = HighRateConfig
encoder = GPSL1L2BitEncoder(outputConfig)
time0S = 0.
nSamples = HighRateConfig.SAMPLE_BATCH_SIZE + 10000
noiseSigma = 1.
tcxo = None
filterType = 'bandpass'
groupDelays = False
threadCount = 0
class Pbar(object):
def update(self, value):
pass
pbar = Pbar()
# Execute main sample generation function with all supported SV types and
# bands. An error shall lead to the test failure.
# This time execution is performed in the test process.
generateSamples(outputFile,
sv_list,
encoder,
time0S,
nSamples,
outputConfig,
noiseSigma,
tcxo,
filterType,
groupDelays,
logFile,
threadCount,
pbar)
def test_generateSamples1():
'''
Sample generation test:
- GPS L1/L2
- No noise
- Low pass filter type
- No group delays
- Two process spawning
'''
outputFile = file('/dev/null', 'wt')
logFile = file('/dev/null', 'wt')
sv0 = GPSSatellite(1)
sv0.setL1CAEnabled(True)
sv0.setL2CEnabled(True)
sv_list = [sv0]
outputConfig = HighRateConfig
encoder = GPSL1L2BitEncoder(outputConfig)
time0S = 0.
nSamples = 9999
noiseSigma = None
tcxo = None
filterType = 'lowpass'
groupDelays = False
threadCount = 2
pbar = None
# Execute main sample generation function with all supported SV types and
# bands. An error shall lead to the test failure.
# This time execution is performed in a separate process.
generateSamples(outputFile,
sv_list,
encoder,
time0S,
nSamples,
outputConfig,
noiseSigma,
tcxo,
filterType,
groupDelays,
logFile,
threadCount,
pbar)
def __MapTo_GPSSatellite(self, data): prn = data['prn'] doppler = dopplerOF.fromMapForm(data['doppler']) amplitude = amplitudeOF.fromMapForm(data['amplitude']) l1caEnabled = data['l1caEnabled'] l2cEnabled = data['l2cEnabled'] l1caMessage = messageOF.fromMapForm(data['l1caMessage']) l2cMessage = messageOF.fromMapForm(data['l2cMessage']) clCodeType = data['l2clCodeType'] codeDopplerIgnored = data['codeDopplerIgnored'] satellite = GPSSatellite(prn) satellite.setAmplitude(amplitude) satellite.setDoppler(doppler) satellite.setL1CAEnabled(l1caEnabled) satellite.setL2CEnabled(l2cEnabled) satellite.setL1CAMessage(l1caMessage) satellite.setL2CMessage(l2cMessage) satellite.setL2CLCodeType(clCodeType) satellite.setCodeDopplerIgnored(codeDopplerIgnored) return satellite
def __MapTo_GPSSatellite(self, data):
prn = data['prn']
doppler = dopplerOF.fromMapForm(data['doppler'])
amplitude = amplitudeOF.fromMapForm(data['amplitude'])
l1caEnabled = data['l1caEnabled']
l2cEnabled = data['l2cEnabled']
l1caMessage = messageOF.fromMapForm(data['l1caMessage'])
l2cMessage = messageOF.fromMapForm(data['l2cMessage'])
clCodeType = data['l2clCodeType']
codeDopplerIgnored = data['codeDopplerIgnored']
satellite = GPSSatellite(prn)
satellite.setAmplitude(amplitude)
satellite.setDoppler(doppler)
satellite.setL1CAEnabled(l1caEnabled)
satellite.setL2CEnabled(l2cEnabled)
satellite.setL1CAMessage(l1caMessage)
satellite.setL2CMessage(l2cMessage)
satellite.setL2CLCodeType(clCodeType)
satellite.setCodeDopplerIgnored(codeDopplerIgnored)
return satellite
def test_generateSamples0():
'''
Sample generation test:
- GPS L1/L2
- Noise sigma defined
- Band pass filter type
- No group delays
- No process spawning
'''
outputFile = file('/dev/null', 'wt')
logFile = file('/dev/null', 'wt')
sv0 = GPSSatellite(1)
sv0.setL1CAEnabled(True)
sv0.setL2CEnabled(True)
sv_list = [sv0]
outputConfig = HighRateConfig
encoder = GPSL1L2BitEncoder(outputConfig)
time0S = 0.
nSamples = HighRateConfig.SAMPLE_BATCH_SIZE + 10000
noiseSigma = 1.
tcxo = None
filterType = 'bandpass'
groupDelays = False
threadCount = 0
class Pbar(object):
def update(self, value):
pass
pbar = Pbar()
# Execute main sample generation function with all supported SV types and
# bands. An error shall lead to the test failure.
# This time execution is performed in the test process.
generateSamples(outputFile, sv_list, encoder, time0S, nSamples,
outputConfig, noiseSigma, tcxo, filterType, groupDelays,
logFile, threadCount, pbar)
def test_GPSSV_bands(): ''' GPS SV band configurations ''' sv = GPSSatellite(1) assert not sv.isBandEnabled(NormalRateConfig.GPS.L1, NormalRateConfig) assert not sv.isBandEnabled(NormalRateConfig.GPS.L2, NormalRateConfig) assert not sv.isBandEnabled(NormalRateConfig.GLONASS.L1, NormalRateConfig) assert not sv.isBandEnabled(NormalRateConfig.GLONASS.L2, NormalRateConfig) assert not sv.isL1CAEnabled() assert not sv.isL2CEnabled() sv.setL1CAEnabled(True) assert sv.isBandEnabled(NormalRateConfig.GPS.L1, NormalRateConfig) assert not sv.isBandEnabled(NormalRateConfig.GPS.L2, NormalRateConfig) assert sv.isL1CAEnabled() assert not sv.isL2CEnabled() sv.setL2CEnabled(True) sv.setL1CAEnabled(False) assert not sv.isBandEnabled(NormalRateConfig.GPS.L1, NormalRateConfig) assert sv.isBandEnabled(NormalRateConfig.GPS.L2, NormalRateConfig) assert not sv.isL1CAEnabled() assert sv.isL2CEnabled()
def test_GPSSV_bands():
'''
GPS SV band configurations
'''
sv = GPSSatellite(1)
assert not sv.isBandEnabled(NormalRateConfig.GPS.L1, NormalRateConfig)
assert not sv.isBandEnabled(NormalRateConfig.GPS.L2, NormalRateConfig)
assert not sv.isBandEnabled(NormalRateConfig.GLONASS.L1, NormalRateConfig)
assert not sv.isBandEnabled(NormalRateConfig.GLONASS.L2, NormalRateConfig)
assert not sv.isL1CAEnabled()
assert not sv.isL2CEnabled()
sv.setL1CAEnabled(True)
assert sv.isBandEnabled(NormalRateConfig.GPS.L1, NormalRateConfig)
assert not sv.isBandEnabled(NormalRateConfig.GPS.L2, NormalRateConfig)
assert sv.isL1CAEnabled()
assert not sv.isL2CEnabled()
sv.setL2CEnabled(True)
sv.setL1CAEnabled(False)
assert not sv.isBandEnabled(NormalRateConfig.GPS.L1, NormalRateConfig)
assert sv.isBandEnabled(NormalRateConfig.GPS.L2, NormalRateConfig)
assert not sv.isL1CAEnabled()
assert sv.isL2CEnabled()
def test_GPSSV_getBatchSignals3():
'''
GPS SV signal generation: L2C
'''
sv = GPSSatellite(1)
start = 0.
stop = start + (100. / float(NormalRateConfig.SAMPLE_RATE_HZ))
userTimeAll_s = numpy.linspace(start,
stop,
100,
endpoint=False,
dtype=numpy.float)
samples = numpy.zeros((2, 100))
noiseParams = NoiseParameters(NormalRateConfig.SAMPLE_RATE_HZ, 1.0)
sv.setL2CEnabled(True)
result = sv.getBatchSignals(userTimeAll_s, samples, NormalRateConfig,
noiseParams, NormalRateConfig.GPS.L2, False)
assert len(result) == 1
assert result[0]['type'] == 'GPSL2'
assert result[0]['doppler'] is None
assert (samples[0] == 0).all()
assert (samples[1] != 0).any()
def test_GPSSV_getBatchSignals3():
'''
GPS SV signal generation: L2C
'''
sv = GPSSatellite(1)
start = 0.
stop = start + (100. / float(NormalRateConfig.SAMPLE_RATE_HZ))
userTimeAll_s = numpy.linspace(
start, stop, 100, endpoint=False, dtype=numpy.float)
samples = numpy.zeros((2, 100))
noiseParams = NoiseParameters(NormalRateConfig.SAMPLE_RATE_HZ, 1.0)
sv.setL2CEnabled(True)
result = sv.getBatchSignals(userTimeAll_s,
samples,
NormalRateConfig,
noiseParams,
NormalRateConfig.GPS.L2,
False)
assert len(result) == 1
assert result[0]['type'] == 'GPSL2'
assert result[0]['doppler'] is None
assert (samples[0] == 0).all()
assert (samples[1] != 0).any()
