示例#1
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 def test_first_argument_not_number(self):
     self.assertEquals(subtract('asd', 2), 'error')
示例#2
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 def test_second_argument_not_number(self):
     self.assertEquals(subtract(3, 'asd'), 'error')
示例#3
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 def test_subtract_positive_and_negative(self):
     self.assertEquals(subtract(21, -7), 28)
示例#4
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 def test_subtract_negative_and_positive(self):
     self.assertEquals(subtract(-7, 21), -28)
示例#5
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 def test_subtract_negative_numbers(self):
     self.assertEquals(subtract(-3, -15), 12)
示例#6
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 def test_subtract_negative_numbers2(self):
     self.assertEquals(subtract(-79, -19), -60)
示例#7
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 def test_subtract_negative_and_zero(self):
     self.assertEquals(subtract(-33, 0), -33)
示例#8
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 def test_subtract_zero_and_negative(self):
     self.assertEquals(subtract(0, -33), 33)
示例#9
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 def test_subtract_zero_and_positive(self):
     self.assertEquals(subtract(0, 45), -45)
示例#10
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 def test_subtract_positive_and_zero(self):
     self.assertEquals(subtract(45, 0), 45)
示例#11
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 def test_subtract_zeros(self):
     self.assertEquals(subtract(0, 0), 0)
示例#12
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 def test_subtract_positive_numbers2(self):
     self.assertEquals(subtract(111, 11), 100)
示例#13
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 def test_subtract_positive_numbers(self):
     self.assertEquals(subtract(10, 6), 4)