Patch #1663234: you can now run doctest on test files and modules
using "python -m doctest [-v] filename ...".
diff --git a/Doc/lib/libdoctest.tex b/Doc/lib/libdoctest.tex
index 957ecf4..4060236 100644
--- a/Doc/lib/libdoctest.tex
+++ b/Doc/lib/libdoctest.tex
@@ -201,6 +201,19 @@
\code{sys.argv} is not examined by \function{testmod()} (so passing
\programopt{-v} or not has no effect).
+Since Python 2.6, there is also a command line shortcut for running
+\function{testmod()}. You can instruct the Python interpreter to run
+the doctest module directly from the standard library and pass the module
+name(s) on the command line:
+
+\begin{verbatim}
+python -m doctest -v example.py
+\end{verbatim}
+
+This will import \file{example.py} as a standalone module and run
+\function{testmod()} on it. Note that this may not work correctly if the
+file is part of a package and imports other submodules from that package.
+
For more information on \function{testmod()}, see
section~\ref{doctest-basic-api}.
@@ -267,6 +280,18 @@
set with the \programopt{-v} command-line switch or with the optional
keyword argument \var{verbose}.
+Since Python 2.6, there is also a command line shortcut for running
+\function{testfile()}. You can instruct the Python interpreter to run
+the doctest module directly from the standard library and pass the file
+name(s) on the command line:
+
+\begin{verbatim}
+python -m doctest -v example.txt
+\end{verbatim}
+
+Because the file name does not end with \file{.py}, \module{doctest} infers
+that it must be run with \function{testfile()}, not \function{testmod()}.
+
For more information on \function{testfile()}, see
section~\ref{doctest-basic-api}.
diff --git a/Lib/doctest.py b/Lib/doctest.py
index 32d076a..31339ed 100644
--- a/Lib/doctest.py
+++ b/Lib/doctest.py
@@ -2630,8 +2630,23 @@
}
def _test():
- r = unittest.TextTestRunner()
- r.run(DocTestSuite())
+ testfiles = [arg for arg in sys.argv[1:] if arg and arg[0] != '-']
+ if len(testfiles) > 0:
+ for filename in testfiles:
+ if filename.endswith(".py"):
+ # This is a module -- insert its dir into sys.path and try to
+ # import it. If it is part of a package, that possibly won't work
+ # because of package imports.
+ dirname, filename = os.path.split(filename)
+ sys.path.insert(0, dirname)
+ m = __import__(filename[:-3])
+ del sys.path[0]
+ testmod(m)
+ else:
+ testfile(filename, module_relative=False)
+ else:
+ r = unittest.TextTestRunner()
+ r.run(DocTestSuite())
if __name__ == "__main__":
_test()
diff --git a/Misc/NEWS b/Misc/NEWS
index ed8cec4..5ba2522 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -141,6 +141,9 @@
Library
-------
+- Patch #1663234: you can now run doctest on test files and modules
+ using "python -m doctest [-v] filename ...".
+
- Patch #1121142: Implement ZipFile.open.
- Taught setup.py how to locate Berkeley DB on Macs using MacPorts.