def test_to_tex_scientific_notation(self):
value = 12.3456e7
expected = r'1.2\times10^{8}'
actual = py2tex.to_tex_scientific_notation(value, 2)
self.assertEqual(expected, actual)
def test_to_tex_scientific_notation_no_digits(self):
'''When we would produce '9\\times10^{X}',
instead return just '10^{X+1}', when sig_figs==0
'''
value = 5.5e70
expected = r'10^{71}'
actual = py2tex.to_tex_scientific_notation(value, 0)
self.assertEqual(expected, actual)
def test_to_tex_scientific_notation_small_fraction(self):
'''Test that when we provide a value between 0.1 and 1 things work
still
'''
value = 0.0067
expected = r'7\times10^{-3}'
actual = py2tex.to_tex_scientific_notation(value, 1)
self.assertEqual(expected, actual)
def test_to_tex_scientific_notation_neg_one_to_zero(self):
'''Test that when we provide a value between 0.1 and 1 things work
still
'''
value = 0.12
expected = r'1.2\times10^{-1}'
actual = py2tex.to_tex_scientific_notation(value, 2)
self.assertEqual(expected, actual)
def test_to_tex_scientific_notation_special_case_two(self):
'''When we would produce 'X\\times10^{0]'
instead return just X
'''
value = 3.45
expected = r'3'
actual = py2tex.to_tex_scientific_notation(value, 1)
self.assertEqual(expected, actual)
def test_to_tex_scientific_notation_special_case(self):
'''When we would produce '1\\times10^{X}',
instead return just '10^{X}'
'''
value = 12.3456e7
expected = r'10^{8}'
actual = py2tex.to_tex_scientific_notation(value, 1)
self.assertEqual(expected, actual)