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# -*- coding: utf-8 -*- |
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from __future__ import division, absolute_import, unicode_literals |
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4
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import datetime as dt |
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import numpy as np |
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import pytest |
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import aacgmv2 |
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9
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class TestCAACGMV2: |
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def setup(self): |
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"""Runs before every method to create a clean testing setup""" |
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self.date_args = [(2014, 3, 22, 3, 11, 0), (2018, 1, 1, 0, 0, 0)] |
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self.long_date = [2014, 3, 22, 3, 11, 0] |
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self.mlat = None |
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self.mlon = None |
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self.rshell = None |
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self.mlt = None |
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self.lat_in = [45.5, 60] |
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self.lon_in = [-23.5, 0] |
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self.alt_in = [1135, 300] |
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def teardown(self): |
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"""Runs after every method to clean up previous testing""" |
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del self.date_args, self.long_date, self.mlat, self.mlon, self.mlt |
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del self.lat_in, self.lon_in, self.alt_in |
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def test_constants(self): |
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"""Test module constants""" |
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ans1 = aacgmv2._aacgmv2.G2A == 0 |
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ans2 = aacgmv2._aacgmv2.A2G == 1 |
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ans3 = aacgmv2._aacgmv2.TRACE == 2 |
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ans4 = aacgmv2._aacgmv2.ALLOWTRACE == 4 |
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ans5 = aacgmv2._aacgmv2.BADIDEA == 8 |
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ans6 = aacgmv2._aacgmv2.GEOCENTRIC == 16 |
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assert ans1 & ans2 & ans3 & ans4 & ans5 & ans6 |
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del ans1, ans2, ans3, ans4, ans5, ans6 |
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def test_set_datetime(self): |
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"""Test set_datetime""" |
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for darg in self.date_args: |
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arg1 = aacgmv2._aacgmv2.set_datetime(*darg) is None |
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assert arg1 |
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@classmethod |
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def test_fail_set_datetime(self): |
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"""Test unsuccessful set_datetime""" |
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with pytest.raises(RuntimeError): |
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aacgmv2._aacgmv2.set_datetime(1013, 1, 1, 0, 0, 0) |
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View Code Duplication |
def test_convert_G2A_coeff(self): |
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"""Test convert from geographic to magnetic coordinates""" |
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lat_comp = [48.1896, 58.1633] |
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lon_comp = [57.7635, 81.0719] |
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r_comp = [1.1775, 1.0457] |
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57
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for i,darg in enumerate(self.date_args): |
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aacgmv2._aacgmv2.set_datetime(*darg) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[i], |
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self.lon_in[i], |
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self.alt_in[i], |
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aacgmv2._aacgmv2.G2A) |
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np.testing.assert_almost_equal(self.mlat, lat_comp[i], decimal=4) |
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65
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np.testing.assert_almost_equal(self.mlon, lon_comp[i], decimal=4) |
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66
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np.testing.assert_almost_equal(self.rshell, r_comp[i], decimal=4) |
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67
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68
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del lat_comp, lon_comp, r_comp |
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70
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View Code Duplication |
def test_convert_A2G_coeff(self): |
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71
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"""Test convert from magnetic to geodetic coordinates""" |
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lat_comp = [30.7534, 50.3910] |
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lon_comp = [-94.1806, -77.7919] |
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r_comp = [1133.6241, 305.7138] |
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76
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for i,darg in enumerate(self.date_args): |
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aacgmv2._aacgmv2.set_datetime(*darg) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[i], |
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80
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self.lon_in[i], |
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81
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self.alt_in[i], |
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aacgmv2._aacgmv2.A2G) |
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np.testing.assert_almost_equal(self.mlat, lat_comp[i], decimal=4) |
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np.testing.assert_almost_equal(self.mlon, lon_comp[i], decimal=4) |
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np.testing.assert_almost_equal(self.rshell, r_comp[i], decimal=4) |
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87
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del lat_comp, lon_comp, r_comp |
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89
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View Code Duplication |
def test_convert_G2A_TRACE(self): |
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"""Test convert from geodetic to magnetic coordinates using trace""" |
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code = aacgmv2._aacgmv2.G2A + aacgmv2._aacgmv2.TRACE |
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trace_lat = [48.1948, 58.1633] |
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trace_lon = [57.7588, 81.0756] |
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trace_r = [1.1775, 1.0457] |
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96
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for i,dargs in enumerate(self.date_args): |
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aacgmv2._aacgmv2.set_datetime(*dargs) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[i], |
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self.lon_in[i], |
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self.alt_in[i], code) |
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np.testing.assert_almost_equal(self.mlat, trace_lat[i], decimal=4) |
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np.testing.assert_almost_equal(self.mlon, trace_lon[i], decimal=4) |
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np.testing.assert_almost_equal(self.rshell, trace_r[i], decimal=4) |
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del code, trace_lat, trace_lon, trace_r |
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108
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View Code Duplication |
def test_convert_A2G_TRACE(self): |
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"""Test convert from magnetic to geodetic coordinates using trace""" |
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code = aacgmv2._aacgmv2.A2G + aacgmv2._aacgmv2.TRACE |
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trace_lat = [30.7644, 50.3958] |
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trace_lon = [-94.1809, -77.8019] |
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trace_r = [1133.6277, 305.7156] |
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for i,dargs in enumerate(self.date_args): |
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aacgmv2._aacgmv2.set_datetime(*dargs) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[i], |
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self.lon_in[i], |
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self.alt_in[i], code) |
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np.testing.assert_almost_equal(self.mlat, trace_lat[i], decimal=4) |
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np.testing.assert_almost_equal(self.mlon, trace_lon[i], decimal=4) |
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np.testing.assert_almost_equal(self.rshell, trace_r[i], decimal=4) |
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del code, trace_lat, trace_lon, trace_r |
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def test_convert_high_denied(self): |
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"""Test for failure when converting to high altitude geodetic to |
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magnetic coordinates""" |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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with pytest.raises(RuntimeError): |
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aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], 5500, |
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aacgmv2._aacgmv2.G2A) |
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def test_convert_high_TRACE(self): |
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"""Test convert from high altitude geodetic to magnetic coordinates |
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using trace""" |
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code = aacgmv2._aacgmv2.G2A + aacgmv2._aacgmv2.TRACE |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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5500, code) |
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np.testing.assert_almost_equal(self.mlat, 59.9748, decimal=4) |
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np.testing.assert_almost_equal(self.mlon, 57.7425, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1.8626, decimal=4) |
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del code |
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def test_convert_high_ALLOWTRACE(self): |
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"""Test convert from high altitude geodetic to magnetic coordinates |
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by allowing IGRF tracing""" |
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code = aacgmv2._aacgmv2.G2A + aacgmv2._aacgmv2.ALLOWTRACE |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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5500, code) |
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np.testing.assert_almost_equal(self.mlat, 59.9748, decimal=4) |
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np.testing.assert_almost_equal(self.mlon, 57.7425, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1.8626, decimal=4) |
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161
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del code |
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def test_convert_high_BADIDEA(self): |
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"""Test convert from high altitude geodetic to magnetic coordinates |
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using coefficients""" |
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code = aacgmv2._aacgmv2.G2A + aacgmv2._aacgmv2.BADIDEA |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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5500, code) |
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np.testing.assert_almost_equal(self.mlat, 58.7154, decimal=4) |
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np.testing.assert_almost_equal(self.mlon, 56.5830, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1.8626, decimal=4) |
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del code |
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View Code Duplication |
def test_convert_GEOCENTRIC_G2A_coeff(self): |
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"""Test convert from geographic to magnetic coordinates""" |
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code = aacgmv2._aacgmv2.G2A + aacgmv2._aacgmv2.GEOCENTRIC |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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self.alt_in[0], code) |
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np.testing.assert_almost_equal(self.mlat, 48.3779, decimal=4) |
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np.testing.assert_almost_equal(self.mlon, 57.7974, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1.1781, decimal=4) |
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del code |
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View Code Duplication |
def test_convert_GEOCENTRIC_A2G_coeff(self): |
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"""Test convert from magnetic to geocentric coordinates""" |
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code = aacgmv2._aacgmv2.A2G + aacgmv2._aacgmv2.GEOCENTRIC |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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self.alt_in[0], code) |
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np.testing.assert_almost_equal(self.mlat, 30.6101, decimal=4) |
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np.testing.assert_almost_equal(self.mlon, -94.1806, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1135.0000, decimal=4) |
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del code |
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203
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View Code Duplication |
def test_convert_GEOCENTRIC_G2A_TRACE(self): |
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204
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"""Test convert from geographic to magnetic coordinates using trace""" |
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code = aacgmv2._aacgmv2.G2A + aacgmv2._aacgmv2.TRACE + \ |
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aacgmv2._aacgmv2.GEOCENTRIC |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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self.alt_in[0], code) |
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np.testing.assert_almost_equal(self.mlat, 48.3830, decimal=4) |
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np.testing.assert_almost_equal(self.mlon, 57.7926, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1.1781, decimal=4) |
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215
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del code |
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217
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View Code Duplication |
def test_convert_GEOCENTRIC_A2G_TRACE(self): |
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218
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"""Test convert from magnetic to geographic coordinates using trace""" |
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219
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code = aacgmv2._aacgmv2.A2G + aacgmv2._aacgmv2.TRACE + \ |
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aacgmv2._aacgmv2.GEOCENTRIC |
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aacgmv2._aacgmv2.set_datetime(*self.date_args[0]) |
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(self.mlat, self.mlon, |
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self.rshell) = aacgmv2._aacgmv2.convert(self.lat_in[0], self.lon_in[0], |
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224
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self.alt_in[0], code) |
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225
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np.testing.assert_almost_equal(self.mlat, 30.6211, decimal=4) |
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226
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np.testing.assert_almost_equal(self.mlon, -94.1809, decimal=4) |
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np.testing.assert_almost_equal(self.rshell, 1135.0000, decimal=4) |
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229
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del code |
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@classmethod |
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232
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def test_forbidden(self): |
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233
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"""Test convert failure""" |
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234
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with pytest.raises(RuntimeError): |
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aacgmv2._aacgmv2.convert(7, 0, 0, aacgmv2._aacgmv2.G2A) |
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237
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View Code Duplication |
def test_inv_mlt_convert(self): |
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238
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"""Test MLT inversion""" |
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239
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mlt_args = list(self.long_date) |
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240
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mlt_args.extend([12.0]) |
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241
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self.mlon = aacgmv2._aacgmv2.inv_mlt_convert(*mlt_args) |
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242
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np.testing.assert_almost_equal(self.mlon, -153.5931, decimal=4) |
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244
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mlt_args[-1] = 25.0 |
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self.mlon = aacgmv2._aacgmv2.inv_mlt_convert(*mlt_args) |
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246
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np.testing.assert_almost_equal(self.mlon, 41.4069, decimal=4) |
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247
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248
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mlt_args[-1] = -1.0 |
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249
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self.mlon = aacgmv2._aacgmv2.inv_mlt_convert(*mlt_args) |
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250
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np.testing.assert_almost_equal(self.mlon, 11.4069, decimal=4) |
|
251
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252
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del mlt_args |
|
253
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254
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def test_inv_mlt_convert_yrsec(self): |
|
255
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"""Test MLT inversion with year and seconds of year""" |
|
256
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dtime = dt.datetime(*self.long_date) |
|
257
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soy = (int(dtime.strftime("%j"))-1) * 86400 + dtime.hour * 3600 + \ |
|
258
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dtime.minute * 60 + dtime.second |
|
259
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|
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|
|
260
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mlt_args_1 = [dtime.year, soy, 12.0] |
|
261
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mlt_args_2 = [dtime.year, soy, 25.0] |
|
262
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mlt_args_3 = [dtime.year, soy, -1.0] |
|
263
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|
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|
|
264
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mlon_1 = aacgmv2._aacgmv2.inv_mlt_convert_yrsec(*mlt_args_1) |
|
265
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mlon_2 = aacgmv2._aacgmv2.inv_mlt_convert_yrsec(*mlt_args_2) |
|
266
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mlon_3 = aacgmv2._aacgmv2.inv_mlt_convert_yrsec(*mlt_args_3) |
|
267
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|
|
|
|
268
|
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np.testing.assert_almost_equal(mlon_1, -153.5931, decimal=4) |
|
269
|
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np.testing.assert_almost_equal(mlon_2, 41.4069, decimal=4) |
|
270
|
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np.testing.assert_almost_equal(mlon_3, 11.4069, decimal=4) |
|
271
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|
|
272
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del dtime, soy, mlt_args_1, mlt_args_2, mlt_args_3, mlon_1, mlon_2 |
|
273
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|
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del mlon_3 |
|
274
|
|
|
|
|
275
|
|
View Code Duplication |
def test_mlt_convert(self): |
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|
|
|
|
|
276
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|
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"""Test MLT calculation with different longitudes""" |
|
277
|
|
|
mlt_args = list(self.long_date) |
|
278
|
|
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mlt_args.extend([270.0]) |
|
279
|
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self.mlt = aacgmv2._aacgmv2.mlt_convert(*mlt_args) |
|
280
|
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np.testing.assert_almost_equal(self.mlt, 16.2395, decimal=4) |
|
281
|
|
|
|
|
282
|
|
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mlt_args[-1] = 80.0 |
|
283
|
|
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self.mlt = aacgmv2._aacgmv2.mlt_convert(*mlt_args) |
|
284
|
|
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np.testing.assert_almost_equal(self.mlt, 3.5729, decimal=4) |
|
285
|
|
|
|
|
286
|
|
|
mlt_args[-1] = -90.0 |
|
287
|
|
|
self.mlt = aacgmv2._aacgmv2.mlt_convert(*mlt_args) |
|
288
|
|
|
np.testing.assert_almost_equal(self.mlt, 16.2395, decimal=4) |
|
289
|
|
|
|
|
290
|
|
|
del mlt_args |
|
291
|
|
|
|
|
292
|
|
|
def test_mlt_convert_yrsec(self): |
|
293
|
|
|
"""Test MLT calculation using year and seconds of year""" |
|
294
|
|
|
dtime = dt.datetime(*self.long_date) |
|
295
|
|
|
soy = (int(dtime.strftime("%j"))-1) * 86400 + dtime.hour * 3600 + \ |
|
296
|
|
|
dtime.minute * 60 + dtime.second |
|
297
|
|
|
mlt_args_1 = [dtime.year, soy, 270.0] |
|
298
|
|
|
mlt_args_2 = [dtime.year, soy, 80.0] |
|
299
|
|
|
mlt_args_3 = [dtime.year, soy, -90.0] |
|
300
|
|
|
|
|
301
|
|
|
mlt_1 = aacgmv2._aacgmv2.mlt_convert_yrsec(*mlt_args_1) |
|
302
|
|
|
mlt_2 = aacgmv2._aacgmv2.mlt_convert_yrsec(*mlt_args_2) |
|
303
|
|
|
mlt_3 = aacgmv2._aacgmv2.mlt_convert_yrsec(*mlt_args_3) |
|
304
|
|
|
|
|
305
|
|
|
np.testing.assert_almost_equal(mlt_1, 16.2395, decimal=4) |
|
306
|
|
|
np.testing.assert_almost_equal(mlt_2, 3.5729, decimal=4) |
|
307
|
|
|
np.testing.assert_equal(mlt_1, mlt_3) |
|
308
|
|
|
|
|
309
|
|
|
del dtime, soy, mlt_args_1, mlt_args_2, mlt_args_3, mlt_1, mlt_2, mlt_3 |
|
310
|
|
|
|
aburrell /
aacgmv2
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