import pytest
from pyhamtools.locator import latlong_to_locator
from pyhamtools.consts import LookupConventions as const

class Test_latlong_to_locator():

    def test_latlong_to_locator_edge_cases(self):
        assert latlong_to_locator(-89.97916, -179.95833) == "AA00AA"
        assert latlong_to_locator(89.97916, 179.9583) == "RR99XX"

    def test_latlong_to_locator_4chars_precision(self):

        assert latlong_to_locator(48.52083, 9.3750000, precision=4) == "JN48"
        assert latlong_to_locator(39.222916, -86.45416, 4) == "EM69"

    def test_latlong_to_locator_6chars_precision(self):

        assert latlong_to_locator(48.52083, 9.3750000) == "JN48QM"
        assert latlong_to_locator(48.5, 9.0) == "JN48MM" #center of the square
        assert latlong_to_locator(39.222916, -86.45416, 6) == "EM69SF"

    def test_latlong_to_locator_8chars_precision(self):
        assert latlong_to_locator(48.51760, 9.40345, precision=8) == "JN48QM84"
        assert latlong_to_locator(39.222916, -86.45416, 8) == "EM69SF53"

    def test_latlong_to_locator_10chars_precision(self):
        assert latlong_to_locator(45.835677, 68.525173, precision=10) == "MN45GU30AN"
        assert latlong_to_locator(51.124913, 16.941840, 10) == "JO81LC39AX"

    def test_latlong_to_locator_invalid_characters(self):

        # throws ValueError in Python2 and TypeError in Python3
        with pytest.raises(Exception):
            latlong_to_locator("JN48QM", "test")

        # throws ValueError in Python2 and TypeError in Python3
        with pytest.raises(Exception):
            latlong_to_locator("", "")

    def test_latlong_to_locator_out_of_boundry(self):

        with pytest.raises(ValueError):
            latlong_to_locator(-90, -180)

        with pytest.raises(ValueError):
            latlong_to_locator(90, 180)

        with pytest.raises(ValueError):
            latlong_to_locator(10000, 120000)