mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-09-01 14:38:00 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 8

Port r70672 to py3k. Add the ability to control the random seed used by regrtest.py -r.

Browse source
This commit is contained in:
Collin Winter 2009-03-29 04:05:05 +00:00
parent 9041daa9a7
commit fd12f4972b
1 changed files with 18 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

23
Lib/test/regrtest.py
View file

@ -35,6 +35,10 @@ If no test names are given, all tests are run.
-v is incompatible with -g and does not compare test output files. -v is incompatible with -g and does not compare test output files.
-r randomizes test execution order. You can use --randseed=int to provide a
int seed value for the randomizer; this is useful for reproducing troublesome
test orders.
-T turns on code coverage tracing with the trace module. -T turns on code coverage tracing with the trace module.
-D specifies the directory where coverage files are put. -D specifies the directory where coverage files are put.
@ -191,7 +195,8 @@ def usage(msg):
def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False, def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False,
exclude=False, single=False, randomize=False, fromfile=None, exclude=False, single=False, randomize=False, fromfile=None,
findleaks=False, use_resources=None, trace=False, coverdir='coverage', findleaks=False, use_resources=None, trace=False, coverdir='coverage',
runleaks=False, huntrleaks=False, verbose2=False, print_slow=False): runleaks=False, huntrleaks=False, verbose2=False, print_slow=False,
random_seed=None):
"""Execute a test suite. """Execute a test suite.
This also parses command-line options and modifies its behavior This also parses command-line options and modifies its behavior
@ -209,9 +214,10 @@ def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False,
files beginning with test_ will be used. files beginning with test_ will be used.
The other default arguments (verbose, quiet, generate, exclude, The other default arguments (verbose, quiet, generate, exclude,
single, randomize, findleaks, use_resources, trace, coverdir, and single, randomize, findleaks, use_resources, trace, coverdir,
print_slow) allow programmers calling main() directly to set the print_slow, and random_seed) allow programmers calling main()
values that would normally be set by flags on the command line. directly to set the values that would normally be set by flags
on the command line.
""" """
support.record_original_stdout(sys.stdout) support.record_original_stdout(sys.stdout)
@ -222,12 +228,15 @@ def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False,
'findleaks', 'use=', 'threshold=', 'trace', 'findleaks', 'use=', 'threshold=', 'trace',
'coverdir=', 'nocoverdir', 'runleaks', 'coverdir=', 'nocoverdir', 'runleaks',
'huntrleaks=', 'verbose2', 'memlimit=', 'huntrleaks=', 'verbose2', 'memlimit=',
'debug', 'start=', "nowindows" 'debug', 'start=', 'nowindows',
'randseed=',
]) ])
except getopt.error as msg: except getopt.error as msg:
usage(msg) usage(msg)
# Defaults # Defaults
if random_seed is None:
random_seed = random.randrange(10000000)
if use_resources is None: if use_resources is None:
use_resources = [] use_resources = []
debug = False debug = False
@ -255,6 +264,8 @@ def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False,
print_slow = True print_slow = True
elif o in ('-r', '--randomize'): elif o in ('-r', '--randomize'):
randomize = True randomize = True
elif o == '--randseed':
random_seed = int(a)
elif o in ('-f', '--fromfile'): elif o in ('-f', '--fromfile'):
fromfile = a fromfile = a
elif o in ('-l', '--findleaks'): elif o in ('-l', '--findleaks'):
@ -389,6 +400,8 @@ def main(tests=None, testdir=None, verbose=0, quiet=False, generate=False,
except ValueError: except ValueError:
print("Couldn't find starting test (%s), using all tests" % start) print("Couldn't find starting test (%s), using all tests" % start)
if randomize: if randomize:
random.seed(random_seed)
print("Using random seed", random_seed)
random.shuffle(tests) random.shuffle(tests)
if trace: if trace:
import trace import trace