From c76a250f3e66eb352c11af6d27193ad2fdd7c7a7 Mon Sep 17 00:00:00 2001 From: Guido van Rossum Date: Thu, 9 Aug 2007 14:26:58 +0000 Subject: Merged revisions 56782-56847 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/p3yk ................ r56808 | kurt.kaiser | 2007-08-07 14:15:45 -0700 (Tue, 07 Aug 2007) | 2 lines Replace sys.exitfunc call with atexit call ................ r56835 | thomas.wouters | 2007-08-08 09:20:30 -0700 (Wed, 08 Aug 2007) | 8 lines Tests for dict comprehensions I forgot to 'svn add' when committing the actual feature. I was _sure_ I had checked in these new tests already, but I guess the checkin failed and I didn't notice. ................ r56847 | guido.van.rossum | 2007-08-09 07:03:34 -0700 (Thu, 09 Aug 2007) | 30 lines Merged revisions 56760-56846 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r56762 | georg.brandl | 2007-08-06 00:37:58 -0700 (Mon, 06 Aug 2007) | 2 lines Place #ifdef Py_USING_UNICODE around decode_unicode(). ........ r56763 | georg.brandl | 2007-08-06 00:39:09 -0700 (Mon, 06 Aug 2007) | 2 lines Replace unnecessary function call. ........ r56764 | georg.brandl | 2007-08-06 00:52:20 -0700 (Mon, 06 Aug 2007) | 2 lines Patch #1765839: add link to https+proxy urllib2 opener. ........ r56797 | georg.brandl | 2007-08-07 00:13:24 -0700 (Tue, 07 Aug 2007) | 2 lines Bug #1769002: fix a now-wrong sentence in the tutorial. ........ r56830 | georg.brandl | 2007-08-08 06:03:41 -0700 (Wed, 08 Aug 2007) | 3 lines Revert the fix for #1548891, it broke backwards compatibility with arbitrary read buffers. Fixes #1730114. ........ r56833 | georg.brandl | 2007-08-08 06:50:02 -0700 (Wed, 08 Aug 2007) | 2 lines Fix compilation warning. ........ ................ --- Lib/test/test_dictcomps.py | 54 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Lib/test/test_dictcomps.py (limited to 'Lib/test/test_dictcomps.py') diff --git a/Lib/test/test_dictcomps.py b/Lib/test/test_dictcomps.py new file mode 100644 index 0000000000..9af9e48b2c --- /dev/null +++ b/Lib/test/test_dictcomps.py @@ -0,0 +1,54 @@ + +doctests = """ + + >>> k = "old value" + >>> { k: None for k in range(10) } + {0: None, 1: None, 2: None, 3: None, 4: None, 5: None, 6: None, 7: None, 8: None, 9: None} + >>> k + 'old value' + + >>> { k: k+10 for k in range(10) } + {0: 10, 1: 11, 2: 12, 3: 13, 4: 14, 5: 15, 6: 16, 7: 17, 8: 18, 9: 19} + + >>> g = "Global variable" + >>> { k: g for k in range(10) } + {0: 'Global variable', 1: 'Global variable', 2: 'Global variable', 3: 'Global variable', 4: 'Global variable', 5: 'Global variable', 6: 'Global variable', 7: 'Global variable', 8: 'Global variable', 9: 'Global variable'} + + >>> { k: v for k in range(10) for v in range(10) if k == v } + {0: 0, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9} + + >>> { k: v for v in range(10) for k in range(v*9, v*10) } + {9: 1, 18: 2, 19: 2, 27: 3, 28: 3, 29: 3, 36: 4, 37: 4, 38: 4, 39: 4, 45: 5, 46: 5, 47: 5, 48: 5, 49: 5, 54: 6, 55: 6, 56: 6, 57: 6, 58: 6, 59: 6, 63: 7, 64: 7, 65: 7, 66: 7, 67: 7, 68: 7, 69: 7, 72: 8, 73: 8, 74: 8, 75: 8, 76: 8, 77: 8, 78: 8, 79: 8, 81: 9, 82: 9, 83: 9, 84: 9, 85: 9, 86: 9, 87: 9, 88: 9, 89: 9} + + >>> { x: y for y, x in ((1, 2), (3, 4)) } = 5 # doctest: +IGNORE_EXCEPTION_DETAIL + Traceback (most recent call last): + ... + SyntaxError: ... + + >>> { x: y for y, x in ((1, 2), (3, 4)) } += 5 # doctest: +IGNORE_EXCEPTION_DETAIL + Traceback (most recent call last): + ... + SyntaxError: ... + +""" + +__test__ = {'doctests' : doctests} + +def test_main(verbose=None): + import sys + from test import test_support + from test import test_dictcomps + test_support.run_doctest(test_dictcomps, verbose) + + # verify reference counting + if verbose and hasattr(sys, "gettotalrefcount"): + import gc + counts = [None] * 5 + for i in range(len(counts)): + test_support.run_doctest(test_dictcomps, verbose) + gc.collect() + counts[i] = sys.gettotalrefcount() + print(counts) + +if __name__ == "__main__": + test_main(verbose=True) -- cgit v1.2.1