Mercurial > p > roundup > code
annotate test/test_pythonexpr.py @ 7859:9a74dfeb8620
feat: can use escaped tokens inside quotes including quotes.
Change tokenizer to support:
cmd with arg "string with embedded \" double quote"
works for single quotes too. Mixed quotes can skip the \" or \'
escaping.
Also:
quoted cmds args "can include \n newline, \t tab and \r return"
Added a doc example, also tests for new feature.
| author | John Rouillard <rouilj@ieee.org> |
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| date | Sat, 06 Apr 2024 20:37:45 -0400 |
| parents | e70885fe72a4 |
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1 """ |
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2 In Python 3, sometimes TAL "python:" expressions that refer to |
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3 variables but not all variables are recognized. That is in Python 2.7 |
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4 all variables used in a TAL "python:" expression are recognized as |
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5 references. In Python 3.5 (perhaps earlier), some TAL "python:" |
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6 expressions refer to variables but the reference generates an error |
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7 like this: |
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8 |
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9 <class 'NameError'>: name 'some_tal_variable' is not defined |
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10 |
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11 even when the variable is defined. Output after this message lists the |
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12 variable and its value. |
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13 """ |
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14 |
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15 import unittest |
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16 |
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17 from roundup.cgi.PageTemplates.PythonExpr import PythonExpr as PythonExprClass |
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18 |
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19 class ExprTest(unittest.TestCase): |
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20 def testExpr(self): |
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21 expr = '[x for x in context.assignedto ' \ |
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22 'if x.realname not in user_realnames]' |
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23 pe = PythonExprClass('test', expr, None) |
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24 # Looking at the expression, only context and user_realnames are |
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25 # external variables. The names assignedto and realname are members, |
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26 # and x is local. |
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27 required_names = ['context', 'user_realnames'] |
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28 got_names = pe._f_varnames |
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29 for required_name in required_names: |
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30 self.assertIn(required_name, got_names) |
