def test_round_trip(self):
'''should return valid roman numeral from integer, and then back to integer'''
# for number, numeral in self.known_values:
for integer in range(1, 4000):
roman = roman1.to_roman(integer)
round_trip_number = roman1.from_roman(roman)
self.assertEqual(integer, round_trip_number)
def test_to_roman_known_values(self):
'''to_roman should give known result with known input'''
for integer, numeral in self.known_values:
#call to_roman func; defines its argument as integer
result = roman1.to_roman(integer)
#check if conversion is correct; no output if correct
self.assertEqual(numeral, result)
def test_to_roman_known_values(self):
""" to_roman should give known result with known input """
for integer, numeral in self.known_values:
result = roman1.to_roman(integer)
# сравнивает 2 значения и выводит ошибки при несовпадении
self.assertEqual(numeral, result)
def test_from_roman_known_values(self):
'''from_roman(to_roman(n)) == n for all n'''
# self.assertEqual(roman1.from_roman('MMMMCMXCIX'), 4999)
for integer in range(1, 5000):
numeral = roman1.to_roman(integer)
result = roman1.from_roman(numeral)
self.assertEqual(integer, result)
def test_to_roman_known_values(self):
# 对于每一个测试用例， unittest 模块会打印出测试方法的 docstring ，并且说明该测试失败还是成功。
# 失败时必然打印docstring, 成功时需使用“-v”命令行参数来查看。
'''to_roman 方法传回的值与用例的数据不相等时,则测试不通过'''
# 测试的用例，一般是所有明显的边界用例。
known_values = ( (1, 'I'), (2, 'II'), (3, 'III'), (4, 'IV'),
(5, 'V'), (6, 'VI'), (7, 'VII'), (8, 'VIII'),
(9, 'IX'), (10, 'X'), (50, 'L'), (100, 'C'),
(500, 'D'), (1000, 'M'), (31, 'XXXI'), (148, 'CXLVIII'),
(3888, 'MMMDCCCLXXXVIII'), (3940, 'MMMCMXL'), (3999, 'MMMCMXCIX') )
for integer, numeral in known_values:
result = roman1.to_roman(integer) # 这里调用真实的方法。如果该方法抛出了异常，则测试被视为失败。
self.assertEqual(numeral, result) # 检查两个值是否相等。如果两个值不一致，则抛出异常，并且测试失败。
self.assertNotEqual(0, result, '这两个值不应该相等') # 检查两个值是否不相等。
self.assertTrue(5 > 0, '5 > 0 都出错，不是吧')
self.assertFalse(5 < 0)
# 对于每一个失败的测试用例， unittest 模块会打印出详细的跟踪信息。
# 如果所有返回值均与已知的期望值一致，则 self.assertEqual 不会抛出任何异常，于是此次测试最终会正常退出，这就意味着 to_roman() 通过此次测试。
assert 5 > 0 # 为了更灵活的判断，可使用 assert
def test_to_roman_known_values(self):
'''to_roman should give known result with known input'''
for integer, numeral in self.known_values:
result = roman1.to_roman(integer)
self.assertEqual(result, numeral)
def test_to_roman_known_values(self):
'''to_roman should give known result with known input'''
for integer, numeral in self.known_values:
result = roman1.to_roman(integer)
self.assertEqual(numeral, result)
def test_roundtrip(self):
'''from_roman(to_roman(n)==n for all n'''
for integer in range(1, 5000):
numeral = roman1.to_roman(integer)
result = roman1.from_roman(numeral)
self.assertEqual(integer, result)
def test_to_roman_known_values(self):
for integer, numeral in self.known_values:
result = roman1.to_roman(integer)
self.assertEqual(numeral, result)
def test_to_roman_known_values(self):
'''to_roman should return valid numeral with a valid input'''
for number, numeral in self.known_values:
result = roman1.to_roman(number)
self.assertEqual(numeral, result)
def test_to_roman_known_values(self): #3
'''to_roman에 알려진 숫자를 넣으주면 그에 맞는 로마 숫자를 반환해야 합니다'''
for integer, numeral in self.known_values:
result = roman1.to_roman(integer) #4
self.assertEqual(numeral, result) #5
def test_round_trip(self):
"""from_roman(to_roman(n)) should equals to n"""
for integer in range(1,5000):
result = roman1.from_roman(roman1.to_roman(integer))
self.assertEqual(result,integer)
def test_roundtrip(self):
''' from_roman(to_roman(n)) == n for n = (1...3999) '''
for num in range(1, 4000):
numeral = roman1.to_roman(num)
result = roman1.from_roman(numeral)
self.assertEqual(result, num)
def test_to_roman_known_values(self):
'''to_roman dovrebbe dare un risultato noto con un ingresso noto'''
for integer, numeral in self.known_values:
result = roman1.to_roman(integer)
self.assertEqual(numeral, result)
def test_Roundtrip(self):
for integer in range(1, 4000):
numeral = roman1.to_roman(integer)
result = roman1.from_roman(numeral)
self.assertEqual(integer, result)
def test_to_roman_known_values(self):
'''to_roman powinna dac znany rezultat dla znanych symboli wyjsciowych'''
for integer, numeral in self.known_values:
result = roman1.to_roman(integer)
self.assertEqual(numeral, result)
def test_to_roman_known_values(self):
"""to_roman should give known result with known input"""
for integer, numeral in self.know_values:
result = roman1.to_roman(integer)
self.assertEqual(numeral, result)
def test_roundtrip(self):
for integer in range(1, 4000):
numeral = roman1.to_roman(integer)
result = roman1.from_roman(numeral)
self.assertEqual(integer, result)
def test_roundtrip(self):
'''from_roman(to_roman(n))==n fpr all n'''
for integer in range(1, 4000):
numeral = roman1.to_roman(integer)
result = roman1.from_roman(numeral)
self.assertEqual(integer, result)
def test_to_roman_known_values(self):
for integer, numeral in self.know_values:
result = roman1.to_roman(integer)
self.assertEqual(numeral, result)
