示例#1
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 def test_balanced(self):
     self.assertTrue(prop_parens('(((())))') == 0)
示例#2
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 def test_parens2(self):
     self.assertTrue(prop_parens(')') == -1)
示例#3
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 def test_no_parens(self):
     self.assertTrue(prop_parens('parentheses') == 0)
示例#4
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 def test_parens1(self):
     self.assertTrue(prop_parens('(') == 1)
示例#5
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 def test_empty_string(self):
     self.assertTrue(prop_parens('') == 0)
示例#6
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 def test_wrong_order(self):
     self.assertTrue(prop_parens('))()((') == -1)
示例#7
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 def test_broken(self):
     self.assertTrue(prop_parens('())))') == -1)
示例#8
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 def test_open(self):
     self.assertTrue(prop_parens('((((((()') == 1)