def test_32(self): self.assertEqual(check_occurrence('Brasil', 'l'), 1)
def test_30(self): self.assertEqual(check_occurrence('Yasmin', 'm'), 1)
def test_31(self): self.assertEqual(check_occurrence('paralelepipedo', 'p'), 3)
def test_02(self): self.assertEqual(check_occurrence('arara', 'b'), 0)
def test_29(self): self.assertEqual(check_occurrence('Aurelio', 'a'), 1)
def test_28(self): self.assertEqual(check_occurrence('arara', 'ar'), 'consulta inválida')
def test_25(self): self.assertEqual(check_occurrence('arara', 'w'), 0)
def test_19(self): self.assertEqual(check_occurrence('arara', 't'), 0)
def test_01(self): self.assertEqual(check_occurrence('arara', 'a'), 3)
def test_17(self): self.assertEqual(check_occurrence('arara', 'r'), 2)