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Now that they've settled down, document doctest directives.

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Tim Peters 2004-08-19 16:38:58 +00:00
parent 3caf9c1edd
commit 026f8dc103
2 changed files with 83 additions and 11 deletions
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20
Lib/test/test_doctest.py
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@ -758,6 +758,11 @@ treated as equal:
>>> doctest.DocTestRunner(verbose=False, optionflags=flags).run(test)
(0, 1)
An example from the docs:
>>> print range(20) #doctest: +NORMALIZE_WHITESPACE
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16, 17, 18, 19]
The ELLIPSIS flag causes ellipsis marker ("...") in the expected
output to match any substring in the actual output:
@ -780,8 +785,8 @@ output to match any substring in the actual output:
>>> doctest.DocTestRunner(verbose=False, optionflags=flags).run(test)
(0, 1)
... should also match nothing gracefully (note that a regular-expression
implementation of ELLIPSIS would take a loooong time to match this one!):
... should also match nothing gracefully (note that a regular-expression
implementation of ELLIPSIS would take a loooong time to match this one!):
>>> for i in range(100):
... print i**2 #doctest: +ELLIPSIS
@ -801,7 +806,7 @@ implementation of ELLIPSIS would take a loooong time to match this one!):
9801
...
... can be surprising; e.g., this test passes:
... can be surprising; e.g., this test passes:
>>> for i in range(21): #doctest: +ELLIPSIS
... print i
@ -815,6 +820,15 @@ implementation of ELLIPSIS would take a loooong time to match this one!):
...
0
Examples from the docs:
>>> print range(20) # doctest:+ELLIPSIS
[0, 1, ..., 18, 19]
>>> print range(20) # doctest: +ELLIPSIS
... # doctest: +NORMALIZE_WHITESPACE
[0, 1, ..., 18, 19]
The UNIFIED_DIFF flag causes failures that involve multi-line expected
and actual outputs to be displayed using a unified diff: