def test_same_size(self):
labels = np.array([1, 0, 0, 1, 0, 1, 1, 0])
expected = np.array([0, 1, 2, 3, 4, 5, 6, 7])
actual = evaluation.fifty_fifty_split(np.array(labels))
assert_array_equal(expected, actual)
def test_fewer_1(self):
np.random.seed(1234) # "expected" below only valid for this seed
labels = np.array([1, 0, 0, 0, 0, 1, 0, 1])
expected = np.array([0, 1, 2, 5, 6, 7])
actual = evaluation.fifty_fifty_split(np.array(labels))
assert_array_equal(expected, actual)
def test_no_1(self):
labels = np.array([0, 0, 0, 0, 0, 0, 0, 0])
evaluation.fifty_fifty_split(np.array(labels))
def test_no_0(self):
labels = np.array([1, 1, 1, 1, 1, 1, 1, 1])
evaluation.fifty_fifty_split(np.array(labels))