def test_ler_values(self):
z = 'the cat sat on the matt'
x = wer(z, z)
y = ler(z.split(), z.split())
self.assertEqual(x, y)
x = wer(z, z[::-1])
y = ler(z.split(), z[::-1].split())
self.assertEqual(x, y)
def test_unicode(self):
test_wer = wer("my cat sat on the mat",
"Meine Katze saß auf der Matte")
self.assertIsInstance(test_wer, float)
test_wer = wer("Meine Katze saß auf der Matte",
"Meine Katze saß auf der Matte")
self.assertEqual(test_wer, 0.0)
test_wer = wer("🎉 🎉 🎉", "🎉 🎉 🎉")
self.assertEqual(test_wer, 0.0)
test_wer = wer("🎉 🎉 🎉 🎉", "🎉 🎉 ")
self.assertEqual(test_wer, 0.5)
def test_string_empty(self):
self.assertRaises(ZeroDivisionError, lambda: wer(' ', ' '))
# if gt has at least some char then
self.assertEqual(wer(" _ ", " "), 1.0)
self.assertEqual(wer(" _ ", " " * 5), 1.0)
def test_wer_values(self):
test_cases = ['the', 'cat sat', 'on the matt']
for test in test_cases:
self.assertEqual(wer(test, ''), 1.0)
def test_nonstr_fails(self):
self.assertRaises(AttributeError, lambda: wer(['123', 123], ['']))
self.assertRaises(AttributeError, lambda: wer(123, 123))
self.assertRaises(AttributeError, lambda: wer('123', 123))
self.assertRaises(AttributeError, lambda: wer(123, "123"))
self.assertRaises(AttributeError, lambda: wer(10.5, "123"))
def test_longer_res(self):
self.assertGreater(wer("cat", "the cat sat on"), 1.0)
def test_2_wrong_words(self):
self.assertEqual(wer("the cat sat on", "my dog sat on"), 0.5)
def test_string_equality_whitespace(self):
self.assertEqual(wer("the cat", " the cat "), 0)