def test_not_arrays(self):
class BadArray(object):
dtype = 'f'
fill_value = 9
ndim = 1
shape = (4,)
bad_arrays = [BadArray()]
with self.assertRaisesRegexp(ValueError, 'subclass'):
LinearMosaic(bad_arrays, 0)
def setUp(self):
self.a1 = ConstantArray([2, 3])
self.a2 = ConstantArray([4, 3])
self.a = LinearMosaic([self.a1, self.a2], axis=0)
def test_different_strings(self):
array1 = fake_array('foo', np.dtype('S3'))
array2 = fake_array('bar', np.dtype('S3'))
mosaic = LinearMosaic(np.array([array1, array2]), 0)
self.assertEqual(mosaic.fill_value, 'N/A')
def test_matching_strings(self):
array1 = fake_array('foo', np.dtype('S3'))
array2 = fake_array('foo', np.dtype('S3'))
mosaic = LinearMosaic(np.array([array1, array2]), 0)
self.assertEqual(mosaic.fill_value, 'foo')
def test_number_other_number(self):
array1 = fake_array(42)
array2 = fake_array(43)
mosaic = LinearMosaic(np.array([array1, array2]), 0)
self.assertEqual(mosaic.fill_value, 1e+20)
def test_nan_nan(self):
array1 = fake_array(np.nan)
array2 = fake_array(np.nan)
mosaic = LinearMosaic(np.array([array1, array2]), 0)
self.assertTrue(np.isnan(mosaic.fill_value))
def test_different_strings(self):
array1 = fake_array('foo', np.dtype('S3'))
array2 = fake_array('bar', np.dtype('S3'))
with self.assertRaises(ValueError):
mosaic = LinearMosaic(np.array([array1, array2]), 0)
def test_number_other_number(self):
array1 = fake_array(42)
array2 = fake_array(43)
with self.assertRaises(ValueError):
mosaic = LinearMosaic(np.array([array1, array2]), 0)