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pyModeS
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merge in watterso_setup_automated_testing

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added .idea to .gitignore for pycharm
pulled tests out of run.py, created adsb_test, ehs_test, and util test
moved the rest of runp.py into decode_test_data
changed imports and __init__ file so it doesn't contain magic
pull/7/head
James Watterson 8 years ago
parent 240f706e81
commit 23192a97fd
11 changed files with 213 additions and 211 deletions
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3
.gitignore vendored
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@ -54,3 +54,6 @@ docs/_build/
# PyBuilder
target/
# PyCharm
.idea/

7
README.rst
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@ -109,3 +109,10 @@ Some helper functions:
pms.hex2bin(msg) # convert hexadecimal string to binary string
pms.hex2int(msg) # convert hexadecimal string to integer
pms.bin2int(msg) # convert binary string to integer
Developement
------------
To run tests, run the following commands:
```
$ tox
```

5
pyModeS/__init__.py
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from __future__ import absolute_import, print_function, division
from .util import *
from . import adsb
from . import ehs

3
pyModeS/adsb.py
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@ -18,8 +18,7 @@ A python package for decoding ABS-D messages.
"""
import math
from . import util
from .util import crc
from pyModeS import util
def df(msg):

4
pyModeS/ehs.py
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@ -17,8 +17,8 @@
A python package for decoding ModeS (DF20, DF21) messages.
"""
from . import util
from .util import crc
from pyModeS import util
from pyModeS.util import crc
def df(msg):

63
tests/adsb_test.py
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from pyModeS import adsb
# === TEST ADS-B package ===
def test_adsb_icao():
assert adsb.icao("8D406B902015A678D4D220AA4BDA") == "406B90"
def test_adsb_category():
assert adsb.category("8D406B902015A678D4D220AA4BDA") == 5
def test_adsb_callsign():
assert adsb.callsign("8D406B902015A678D4D220AA4BDA") == "EZY85MH_"
def test_adsb_position():
pos = adsb.position("8D40058B58C901375147EFD09357",
"8D40058B58C904A87F402D3B8C59",
1446332400, 1446332405)
assert pos == (49.81755, 6.08442)
def test_adsb_airborne_position_with_ref():
pos = adsb.airborne_position_with_ref("8D40058B58C901375147EFD09357",
49.0, 6.0)
assert pos == (49.82410, 6.06785)
pos = adsb.airborne_position_with_ref("8D40058B58C904A87F402D3B8C59",
49.0, 6.0)
assert pos == (49.81755, 6.08442)
def test_adsb_surface_position_with_ref():
pos = adsb.surface_position_with_ref("8FC8200A3AB8F5F893096B22B4A8",
-43.5, 172.5)
assert pos == (-43.48564, 175.87195)
def test_adsb_alt():
assert adsb.altitude("8D40058B58C901375147EFD09357") == 39000
def test_adsb_velocity():
vgs = adsb.velocity("8D485020994409940838175B284F")
vas = adsb.velocity("8DA05F219B06B6AF189400CBC33F")
assert vgs == (159, 182.9, -14, 'GS')
assert vas == (376, 244.0, -37, 'AS')
def test_nic():
assert adsb.nic('8D3C70A390AB11F55B8C57F65FE6') == 0
assert adsb.nic('8DE1C9738A4A430B427D219C8225') == 1
assert adsb.nic('8D44058880B50006B1773DC2A7E9') == 2
assert adsb.nic('8D44058881B50006B1773DC2A7E9') == 3
assert adsb.nic('8D4AB42A78000640000000FA0D0A') == 4
assert adsb.nic('8D4405887099F5D9772F37F86CB6') == 5
assert adsb.nic('8D4841A86841528E72D9B472DAC2') == 6
assert adsb.nic('8D44057560B9760C0B840A51C89F') == 7
assert adsb.nic('8D40621D58C382D690C8AC2863A7') == 8
assert adsb.nic('8F48511C598D04F12CCF82451642') == 9
assert adsb.nic('8DA4D53A50DBF8C6330F3B35458F') == 10
assert adsb.nic('8D3C4ACF4859F1736F8E8ADF4D67') == 11

75
tests/decode_test_data.py
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# If you get import error run with ipython
from pyModeS import adsb
from pyModeS import ehs
# === Decode sample data file ===
def adsb_decode_all(n=None):
print "===== Decode all ADS-B sample data====="
import csv
f = open('tests/adsb.csv', 'rt')
msg0 = None
msg1 = None
for i, r in enumerate(csv.reader(f)):
if n and i > n:
break
ts = r[0]
m = r[1]
icao = adsb.icao(m)
tc = adsb.typecode(m)
if 1 <= tc <= 4:
print ts, m, icao, tc, adsb.category(m), adsb.callsign(m)
if tc == 19:
print ts, m, icao, tc, adsb.velocity(m)
if 5 <= tc <= 18:
if adsb.oe_flag(m):
msg1 = m
t1 = ts
else:
msg0 = m
t0 = ts
if msg0 and msg1:
pos = adsb.position(msg0, msg1, t0, t1)
alt = adsb.altitude(m)
print ts, m, icao, tc, pos, alt
def ehs_decode_all(n=None):
print "===== Decode all Mode-S EHS sample data====="
import csv
f = open('tests/ehs.csv', 'rt')
for i, r in enumerate(csv.reader(f)):
if n and i > n:
break
ts = r[1]
m = r[2]
icao = ehs.icao(m)
vBDS = ehs.BDS(m)
if vBDS:
if vBDS == "BDS20":
print ts, m, icao, vBDS, ehs.callsign(m)
if vBDS == "BDS40":
print ts, m, icao, vBDS, ehs.alt_mcp(m), \
ehs.alt_fms(m), ehs.pbaro(m)
if vBDS == "BDS50":
print ts, m, icao, vBDS, ehs.roll(m), ehs.track(m), \
ehs.gs(m), ehs.rtrack(m), ehs.tas(m)
if vBDS == "BDS60":
print ts, m, icao, vBDS, ehs.heading(m), ehs.ias(m), \
ehs.mach(m), ehs.baro_vr(m), ehs.ins_vr(m)
else:
print ts, m, icao, vBDS
if __name__ == '__main__':
adsb_decode_all(100)
ehs_decode_all(100)

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tests/ehs_test.py
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from pyModeS import ehs
def test_ehs_icao():
assert ehs.icao("A0001839CA3800315800007448D9") == '400940'
assert ehs.icao("A000139381951536E024D4CCF6B5") == '3C4DD2'
assert ehs.icao("A000029CFFBAA11E2004727281F1") == '4243D0'
def test_ehs_BDS():
assert ehs.BDS("A0001838201584F23468207CDFA5") == 'BDS20'
assert ehs.BDS("A0001839CA3800315800007448D9") == 'BDS40'
assert ehs.BDS("A000139381951536E024D4CCF6B5") == 'BDS50'
assert ehs.BDS("A000029CFFBAA11E2004727281F1") == 'BDS60'
assert ehs.BDS("A0281838CAE9E12FA03FFF2DDDE5") is None
def test_ehs_BDS20_callsign():
assert ehs.callsign("A000083E202CC371C31DE0AA1CCF") == 'KLM1017_'
assert ehs.callsign("A0001993202422F2E37CE038738E") == 'IBK2873_'
def test_ehs_BDS40_functions():
assert ehs.alt_mcp("A000029C85E42F313000007047D3") == 3008
assert ehs.alt_fms("A000029C85E42F313000007047D3") == 3008
assert ehs.pbaro("A000029C85E42F313000007047D3") == 1020.0
def test_ehs_BDS50_functions():
assert ehs.roll("A000139381951536E024D4CCF6B5") == 2.1
assert ehs.track("A000139381951536E024D4CCF6B5") == 114.3
assert ehs.gs("A000139381951536E024D4CCF6B5") == 438
assert ehs.rtrack("A000139381951536E024D4CCF6B5") == 0.125
assert ehs.tas("A000139381951536E024D4CCF6B5") == 424
def test_ehs_BDS60_functions():
assert ehs.heading("A000029CFFBAA11E2004727281F1") == 180.9
assert ehs.ias("A000029CFFBAA11E2004727281F1") == 336
assert ehs.mach("A000029CFFBAA11E2004727281F1") == 0.48
assert ehs.baro_vr("A000029CFFBAA11E2004727281F1") == 0
assert ehs.ins_vr("A000029CFFBAA11E2004727281F1") == -3648

202
tests/run.py
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@ -1,202 +0,0 @@
import os, sys, inspect
currentdir = os.path.dirname(os.path.abspath(
inspect.getfile(inspect.currentframe())))
parentdir = os.path.dirname(currentdir)
sys.path.insert(0, parentdir)
import pyModeS as pms
from pyModeS import adsb
from pyModeS import ehs
from pyModeS import util
# === TEST common functions ===
def test_hex2bin():
assert util.hex2bin('6E406B') == "011011100100000001101011"
def test_crc():
# crc decoder
checksum = util.crc("8D406B902015A678D4D220AA4BDA")
assert checksum == "000000000000000000000000"
# crc encoder
parity = util.crc("8D406B902015A678D4D220AA4BDA", encode=True)
assert util.hex2bin("AA4BDA") == parity
# === TEST ADS-B package ===
def test_adsb_icao():
assert adsb.icao("8D406B902015A678D4D220AA4BDA") == "406B90"
def test_adsb_category():
assert adsb.category("8D406B902015A678D4D220AA4BDA") == 5
def test_adsb_callsign():
assert adsb.callsign("8D406B902015A678D4D220AA4BDA") == "EZY85MH_"
def test_adsb_airborne_position():
pos = adsb.airborne_position("8D40058B58C901375147EFD09357",
"8D40058B58C904A87F402D3B8C59",
1446332400, 1446332405)
assert pos == (49.81755, 6.08442)
def test_adsb_airborne_position_with_ref():
pos = adsb.airborne_position_with_ref("8D40058B58C901375147EFD09357",
49.0, 6.0)
assert pos == (49.82410, 6.06785)
pos = adsb.airborne_position_with_ref("8D40058B58C904A87F402D3B8C59",
49.0, 6.0)
assert pos == (49.81755, 6.08442)
def test_adsb_surface_position_with_ref():
pos = adsb.surface_position_with_ref("8FC8200A3AB8F5F893096B22B4A8",
-43.5, 172.5)
assert pos == (-43.48564, 175.87195)
def test_adsb_alt():
assert adsb.altitude("8D40058B58C901375147EFD09357") == 39000
def test_adsb_velocity():
vgs = adsb.velocity("8D485020994409940838175B284F")
vas = adsb.velocity("8DA05F219B06B6AF189400CBC33F")
assert vgs == (159, 182.9, -14, 'GS')
assert vas == (376, 244.0, -37, 'AS')
def test_nic():
assert adsb.nic('8D3C70A390AB11F55B8C57F65FE6') == 0
assert adsb.nic('8DE1C9738A4A430B427D219C8225') == 1
assert adsb.nic('8D44058880B50006B1773DC2A7E9') == 2
assert adsb.nic('8D44058881B50006B1773DC2A7E9') == 3
assert adsb.nic('8D4AB42A78000640000000FA0D0A') == 4
assert adsb.nic('8D4405887099F5D9772F37F86CB6') == 5
assert adsb.nic('8D4841A86841528E72D9B472DAC2') == 6
assert adsb.nic('8D44057560B9760C0B840A51C89F') == 7
assert adsb.nic('8D40621D58C382D690C8AC2863A7') == 8
assert adsb.nic('8F48511C598D04F12CCF82451642') == 9
assert adsb.nic('8DA4D53A50DBF8C6330F3B35458F') == 10
assert adsb.nic('8D3C4ACF4859F1736F8E8ADF4D67') == 11
# === TEST Mode-S EHS package ===
def test_ehs_icao():
assert ehs.icao("A0001839CA3800315800007448D9") == '400940'
assert ehs.icao("A000139381951536E024D4CCF6B5") == '3C4DD2'
assert ehs.icao("A000029CFFBAA11E2004727281F1") == '4243D0'
def test_ehs_BDS():
assert ehs.BDS("A0001838201584F23468207CDFA5") == 'BDS20'
assert ehs.BDS("A0001839CA3800315800007448D9") == 'BDS40'
assert ehs.BDS("A000139381951536E024D4CCF6B5") == 'BDS50'
assert ehs.BDS("A000029CFFBAA11E2004727281F1") == 'BDS60'
assert ehs.BDS("A0281838CAE9E12FA03FFF2DDDE5") is None
def test_ehs_BDS20_callsign():
assert ehs.callsign("A000083E202CC371C31DE0AA1CCF") == 'KLM1017_'
assert ehs.callsign("A0001993202422F2E37CE038738E") == 'IBK2873_'
def test_ehs_BDS40_functions():
assert ehs.alt_mcp("A000029C85E42F313000007047D3") == 3008
assert ehs.alt_fms("A000029C85E42F313000007047D3") == 3008
assert ehs.pbaro("A000029C85E42F313000007047D3") == 1020.0
def test_ehs_BDS50_functions():
assert ehs.roll("A000139381951536E024D4CCF6B5") == 2.1
assert ehs.track("A000139381951536E024D4CCF6B5") == 114.3
assert ehs.gs("A000139381951536E024D4CCF6B5") == 438
assert ehs.rtrack("A000139381951536E024D4CCF6B5") == 0.125
assert ehs.tas("A000139381951536E024D4CCF6B5") == 424
def test_ehs_BDS60_functions():
assert ehs.heading("A000029CFFBAA11E2004727281F1") == 180.9
assert ehs.ias("A000029CFFBAA11E2004727281F1") == 336
assert ehs.mach("A000029CFFBAA11E2004727281F1") == 0.48
assert ehs.baro_vr("A000029CFFBAA11E2004727281F1") == 0
assert ehs.ins_vr("A000029CFFBAA11E2004727281F1") == -3648
# === Decode sample data file ===
def adsb_decode_all(n=None):
print("===== Decode all ADS-B sample data=====")
import csv
f = open('adsb.csv', 'rt')
msg0 = None
msg1 = None
for i, r in enumerate(csv.reader(f)):
if n and i > n:
break
ts = r[0]
m = r[1]
icao = adsb.icao(m)
tc = adsb.typecode(m)
if 1 <= tc <= 4:
print(ts, m, icao, tc, adsb.category(m), adsb.callsign(m))
if tc == 19:
print(ts, m, icao, tc, adsb.velocity(m))
if 5 <= tc <= 18:
if adsb.oe_flag(m):
msg1 = m
t1 = ts
else:
msg0 = m
t0 = ts
if msg0 and msg1:
pos = adsb.position(msg0, msg1, t0, t1)
alt = adsb.altitude(m)
print(ts, m, icao, tc, pos, alt)
def ehs_decode_all(n=None):
print("===== Decode all Mode-S EHS sample data=====")
import csv
f = open('ehs.csv', 'rt')
for i, r in enumerate(csv.reader(f)):
if n and i > n:
break
ts = r[1]
m = r[2]
icao = ehs.icao(m)
vBDS = ehs.BDS(m)
if vBDS:
if vBDS == "BDS20":
print(ts, m, icao, vBDS, ehs.callsign(m))
if vBDS == "BDS40":
print(ts, m, icao, vBDS, ehs.alt_mcp(m), \
ehs.alt_fms(m), ehs.pbaro(m))
if vBDS == "BDS50":
print(ts, m, icao, vBDS, ehs.roll(m), ehs.track(m), \
ehs.gs(m), ehs.rtrack(m), ehs.tas(m))
if vBDS == "BDS60":
print(ts, m, icao, vBDS, ehs.heading(m), ehs.ias(m), \
ehs.mach(m), ehs.baro_vr(m), ehs.ins_vr(m))
else:
print(ts, m, icao, vBDS)
if __name__ == '__main__':
adsb_decode_all(100)
ehs_decode_all(100)

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tests/util_test.py
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from pyModeS import util
def test_hex2bin():
assert util.hex2bin('6E406B') == "011011100100000001101011"
def test_crc_decode():
checksum = util.crc("8D406B902015A678D4D220AA4BDA")
assert checksum == "000000000000000000000000"
def test_crc_encode():
parity = util.crc("8D406B902015A678D4D220AA4BDA", encode=True)
assert util.hex2bin("AA4BDA") == parity

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tox.ini
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[tox]
envlist = py26,py27,py35
[testenv]
deps=pytest
commands=py.test
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