class AbstractStatMethodTests(TestCase):
"""Tests for the AbstractStatMethod class."""
def setUp(self):
"""Define some sample data that will be used by the tests."""
self.inst = AbstractStatMethod()
def test_parse(self):
"""Test raises error."""
self.assertRaises(NotImplementedError, self.inst.parse, 'foo')
def test_parse_float(self):
"""Test parsing float strings."""
obs = self.inst.parse_float('0.045')
self.assertFloatEqual(obs, 0.045)
obs = self.inst.parse_float('1.0')
self.assertFloatEqual(obs, 1.0)
obs = self.inst.parse_float('0')
self.assertFloatEqual(obs, 0.0)
obs = self.inst.parse_float('42')
self.assertFloatEqual(obs, 42.0)
obs = self.inst.parse_float('5', 0)
self.assertFloatEqual(obs, 5.0)
obs = self.inst.parse_float('-9', max_val=10)
self.assertFloatEqual(obs, -9.0)
def test_parse_float_invalid_input(self):
"""Test parsing invalid float strings raises errors."""
self.assertRaises(ValueError, self.inst.parse_float, 'foo')
self.assertRaises(ValueError, self.inst.parse_float, '5.0', 0, 1)
self.assertRaises(ValueError, self.inst.parse_float, '-0.1', 0, 1)
self.assertRaises(ValueError, self.inst.parse_float, '-0.1', 0)
self.assertRaises(ValueError, self.inst.parse_float, '11.2',
max_val=10)
self.assertRaises(TypeError, self.inst.parse_float, 'nan')
def test_eq(self):
"""Test equality check."""
self.assertTrue(Best() == Best())
self.assertTrue(QiimeStatMethod() == QiimeStatMethod())
self.assertFalse(Best() == Mantel())
self.assertFalse(QiimeStatMethod() == Anosim())
self.assertFalse(Anosim() == QiimeStatMethod())
def test_ne(self):
"""Test inequality check."""
self.assertFalse(Best() != Best())
self.assertFalse(QiimeStatMethod() != QiimeStatMethod())
self.assertTrue(Best() != Mantel())
self.assertTrue(QiimeStatMethod() != Anosim())
self.assertTrue(Anosim() != QiimeStatMethod())
def setUp(self):
"""Define some sample data that will be used by the tests."""
self.inst = AbstractStatMethod()