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import pytest
import maidenhead
from pyhamtools.locator import locator_to_latlong
from pyhamtools.consts import LookupConventions as const
class Test_locator_to_latlong():
def test_locator_to_latlong_min_max_cases(self):
latitude, longitude = locator_to_latlong("AA00AA")
assert abs(latitude + 89.97916) < 0.00001
assert abs(longitude +179.95833) < 0.0001
latitude, longitude = locator_to_latlong("RR99XX")
assert abs(latitude - 89.97916) < 0.00001
assert abs(longitude - 179.9583) < 0.0001
def test_locator_to_latlong_4chars_precision(self):
latitude, longitude = locator_to_latlong("JN48")
assert abs(latitude - 48.5) < 0.1
assert abs(longitude - 9.0) < 0.1
latitude, longitude = locator_to_latlong("JN48", center=False)
assert abs(latitude - 48) < 0.1
assert abs(longitude - 8) < 0.1
def test_locator_to_latlong_6chars_precision(self):
latitude, longitude = locator_to_latlong("JN48QM")
assert abs(latitude - 48.52083) < 0.00001
assert abs(longitude - 9.37500) < 0.00001
def test_locator_to_latlong_8chars_precision(self):
latitude, longitude = locator_to_latlong("JN48QM84")
assert abs(latitude - 48.51875) < 0.00001
assert abs(longitude - 9.40416) < 0.00001
latitude, longitude = locator_to_latlong("EM69SF53")
assert abs(latitude - 39.222916) < 0.00001
assert abs(longitude + 86.45416) < 0.00001
def test_locator_to_latlong_10chars_precision(self):
latitude, longitude = locator_to_latlong("JO81LC39AX")
assert abs(latitude - 51.124913) < 0.000001
assert abs(longitude - 16.941840) < 0.000001
latitude, longitude = locator_to_latlong("MN45GU30AN")
assert abs(latitude - 45.835677) < 0.000001
assert abs(longitude - 68.525173) < 0.000001
def test_locator_to_latlong_consistency_checks_6chars_lower_left_corner(self):
latitude_4, longitude_4 = locator_to_latlong("JN48", center=False)
latitude_6, longitude_6 = locator_to_latlong("JN48AA", center=False)
assert latitude_4 == latitude_6
assert longitude_4 == longitude_6
def test_locator_to_latlong_consistency_checks_8chars_lower_left_corner(self):
latitude_6, longitude_6 = locator_to_latlong("JN48AA", center=False)
latitude_8, longitude_8 = locator_to_latlong("JN48AA00", center=False)
assert latitude_6 == latitude_8
assert longitude_6 == longitude_8
def test_locator_to_latlong_consistency_checks_against_maidenhead(self):
locs = ["JN48", "EM69", "JN48QM", "EM69SF", "AA00AA", "RR99XX", "JN48QM84", "EM69SF53"]
# lower left (south/east) corner
for loc in locs:
lat, lon = locator_to_latlong(loc, center=False)
lat_m, lon_m = maidenhead.to_location(loc)
assert abs(lat - lat_m) < 0.00001
assert abs(lon - lon_m) < 0.00001
# center of square
for loc in locs:
lat, lon = locator_to_latlong(loc) # default: center=True
lat_m, lon_m = maidenhead.to_location(loc, center=True)
assert abs(lat - lat_m) < 0.1
assert abs(lon - lon_m) < 0.1
def test_locator_to_latlong_upper_lower_chars(self):
latitude, longitude = locator_to_latlong("Jn48qM")
assert abs(latitude - 48.52083) < 0.00001
assert abs(longitude - 9.3750000) < 0.0001
def test_locator_to_latlong_wrong_amount_of_characters(self):
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("J")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN4")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN8Q")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN8QM1")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN8QM1AA")
def test_locator_to_latlong_invalid_characters(self):
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("21XM99")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("48")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JNJN")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN4848")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("JN48QMaa")
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("****")
def test_locator_to_latlong_out_of_boundry(self):
with pytest.raises(ValueError):
latitude, longitude = locator_to_latlong("RR99XY")
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