Mercurial > p > roundup > code
annotate test/test_pythonexpr.py @ 7478:e8d2a4bca16a
Update index. Add "track your issues your way" tag line and...
Add description of benefits to some of the noteworthy changes.
Add GTD "thing management" from old email in the 1.6 time period.
Reverse order of fast gratification so source directory is first then
venv install. Match the first line that says you don't have to
install.
| author | John Rouillard <rouilj@ieee.org> |
|---|---|
| date | Sun, 11 Jun 2023 21:32:46 -0400 |
| parents | e70885fe72a4 |
| children |
| rev | line source |
|---|---|
|
5676
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
1 """ |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
2 In Python 3, sometimes TAL "python:" expressions that refer to |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
3 variables but not all variables are recognized. That is in Python 2.7 |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
4 all variables used in a TAL "python:" expression are recognized as |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
5 references. In Python 3.5 (perhaps earlier), some TAL "python:" |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
6 expressions refer to variables but the reference generates an error |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
7 like this: |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
8 |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
9 <class 'NameError'>: name 'some_tal_variable' is not defined |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
10 |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
11 even when the variable is defined. Output after this message lists the |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
12 variable and its value. |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
13 """ |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
14 |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
15 import unittest |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
16 |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
17 from roundup.cgi.PageTemplates.PythonExpr import PythonExpr as PythonExprClass |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
18 |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
19 class ExprTest(unittest.TestCase): |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
20 def testExpr(self): |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
21 expr = '[x for x in context.assignedto ' \ |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
22 'if x.realname not in user_realnames]' |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
23 pe = PythonExprClass('test', expr, None) |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
24 # Looking at the expression, only context and user_realnames are |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
25 # external variables. The names assignedto and realname are members, |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
26 # and x is local. |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
27 required_names = ['context', 'user_realnames'] |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
28 got_names = pe._f_varnames |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
29 for required_name in required_names: |
|
e70885fe72a4
issue2551026: template variable not defined even though it is.
John Rouillard <rouilj@ieee.org>
parents:
diff
changeset
|
30 self.assertIn(required_name, got_names) |
