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[svn r63209] polish command line options for distributed testing. 

--HG--
branch : trunk
This commit is contained in:
hpk 2009-03-22 18:41:36 +01:00
parent c81ffeb027
commit ad6afe21ff
13 changed files with 248 additions and 269 deletions
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8
py/test/config.py
View File

@ -253,12 +253,8 @@ class Config(object):
raise self.Error("unknown io capturing: " + iocapture)
def getxspecs(self):
config = self
if config.option.numprocesses:
xspeclist = ['popen'] * config.option.numprocesses
else:
xspeclist = []
for xspec in config.getvalue("tx"):
for xspec in self.getvalue("tx"):
i = xspec.find("*")
try:
num = int(xspec[:i])
@ -267,7 +263,7 @@ class Config(object):
else:
xspeclist.extend([xspec[i+1:]] * num)
if not xspeclist:
raise config.Error("MISSING test execution (tx) nodes: please specify --tx")
raise self.Error("MISSING test execution (tx) nodes: please specify --tx")
return [py.execnet.XSpec(x) for x in xspeclist]
def getrsyncdirs(self):

13
py/test/defaultconftest.py
View File

@ -1,21 +1,14 @@
import py
Module = py.test.collect.Module
#DoctestFile = py.test.collect.DoctestFile
Directory = py.test.collect.Directory
File = py.test.collect.File
# python collectors
Class = py.test.collect.Class
Generator = py.test.collect.Generator
Function = py.test.collect.Function
Instance = py.test.collect.Instance
pytest_plugins = "default terminal xfail tmpdir execnetcleanup monkeypatch".split()
# ===================================================
# settings in conftest only (for now) - for distribution
if hasattr(py.std.os, 'nice'):
dist_nicelevel = py.std.os.nice(0) # nice py.test works
else:
dist_nicelevel = 0

18
py/test/dist/dsession.py vendored
View File

@ -62,19 +62,14 @@ class DSession(Session):
self.item2nodes = {}
super(DSession, self).__init__(config=config)
def pytest_configure(self, config):
if self.config.getvalue("usepdb"):
raise self.config.Error("--pdb does not work for distributed tests (yet).")
def pytest_configure(self, __call__, config):
__call__.execute()
try:
self.config.getxspecs()
except self.config.Error:
print "Please specify test environments for distribution of tests:"
print "py.test --tx ssh=user@somehost --tx popen//python=python2.5"
print "conftest.py: pytest_option_tx=['ssh=user@somehost','popen']"
print "environment: PYTEST_OPTION_TX=ssh=@somehost,popen"
config.getxspecs()
except config.Error:
print
#print "see also: http://codespeak.net/py/current/doc/test.html#automated-distributed-testing"
raise SystemExit
raise config.Error("dist mode %r needs test execution environments, "
"none found." %(config.option.dist))
def main(self, colitems=None):
colitems = self.getinitialitems(colitems)
@ -126,6 +121,7 @@ class DSession(Session):
loopstate.exitstatus = outcome.EXIT_TESTSFAILED
else:
loopstate.exitstatus = outcome.EXIT_OK
#self.config.bus.unregister(loopstate)
def _initloopstate(self, colitems):
loopstate = LoopState(self, colitems)

16
py/test/dist/nodemanage.py vendored
View File

@ -65,26 +65,12 @@ class NodeManager(object):
def setup_nodes(self, putevent):
self.rsync_roots()
nice = self.config.getvalue("dist_nicelevel")
if nice != 0:
self.gwmanager.multi_exec("""
import os
if hasattr(os, 'nice'):
os.nice(%r)
""" % nice).waitclose()
self.trace_nodestatus()
multigw = self.gwmanager.getgateways(inplacelocal=False, remote=True)
multigw.remote_exec("""
import os, sys
sys.path.insert(0, os.getcwd())
""").waitclose()
for gateway in self.gwmanager.gateways:
node = MasterNode(gateway, self.config, putevent)
self.nodes.append(node)
def teardown_nodes(self):
# XXX teardown nodes?
# XXX do teardown nodes?
self.gwmanager.exit()

27
py/test/dist/testing/test_dsession.py vendored
View File

@ -356,3 +356,30 @@ class TestDSession:
session.loop_once(loopstate)
assert loopstate.colitems == colreport.result
assert loopstate.exitstatus is None, "loop did not care for colitems"
def test_dist_some_tests(self, testdir):
from py.__.test.dist.testing.test_txnode import EventQueue
p1 = testdir.makepyfile(test_one="""
def test_1():
pass
def test_x():
import py
py.test.skip("aaa")
def test_fail():
assert 0
""")
config = testdir.parseconfig('-d', p1, '--tx=popen')
dsession = DSession(config)
eq = EventQueue(config.bus)
dsession.main([config.getfsnode(p1)])
ev, = eq.geteventargs("itemtestreport")
assert ev.passed
ev, = eq.geteventargs("itemtestreport")
assert ev.skipped
ev, = eq.geteventargs("itemtestreport")
assert ev.failed
# see that the node is really down
node, error = eq.geteventargs("testnodedown")
assert node.gateway.spec.popen
eq.geteventargs("testrunfinish")

94
py/test/dist/testing/test_functional_dsession.py vendored
View File

@ -1,94 +0,0 @@
import py
from py.__.test.dist.dsession import DSession
from test_txnode import EventQueue
class TestAsyncFunctional:
def test_conftest_options(self, testdir):
p1 = testdir.tmpdir.ensure("dir", 'p1.py')
p1.dirpath("__init__.py").write("")
p1.dirpath("conftest.py").write(py.code.Source("""
print "importing conftest", __file__
import py
Option = py.test.config.Option
option = py.test.config.addoptions("someopt",
Option('--someopt', action="store_true", dest="someopt", default=False))
dist_rsync_roots = ['../dir']
print "added options", option
print "config file seen from conftest", py.test.config
"""))
p1.write(py.code.Source("""
import py, conftest
def test_1():
print "config from test_1", py.test.config
print "conftest from test_1", conftest.__file__
print "test_1: py.test.config.option.someopt", py.test.config.option.someopt
print "test_1: conftest", conftest
print "test_1: conftest.option.someopt", conftest.option.someopt
assert conftest.option.someopt
"""))
result = testdir.runpytest('-d', '--tx=popen', p1, '--someopt')
assert result.ret == 0
extra = result.stdout.fnmatch_lines([
"*1 passed*",
])
def test_dist_some_tests(self, testdir):
p1 = testdir.makepyfile(test_one="""
def test_1():
pass
def test_x():
import py
py.test.skip("aaa")
def test_fail():
assert 0
""")
config = testdir.parseconfig('-d', p1, '--tx=popen')
dsession = DSession(config)
eq = EventQueue(config.bus)
dsession.main([config.getfsnode(p1)])
ev, = eq.geteventargs("itemtestreport")
assert ev.passed
ev, = eq.geteventargs("itemtestreport")
assert ev.skipped
ev, = eq.geteventargs("itemtestreport")
assert ev.failed
# see that the node is really down
node, error = eq.geteventargs("testnodedown")
assert node.gateway.spec.popen
eq.geteventargs("testrunfinish")
def test_distribution_rsyncdirs_example(self, testdir):
source = testdir.mkdir("source")
dest = testdir.mkdir("dest")
subdir = source.mkdir("example_pkg")
subdir.ensure("__init__.py")
p = subdir.join("test_one.py")
p.write("def test_5(): assert not __file__.startswith(%r)" % str(p))
result = testdir.runpytest("-d", "--rsyncdir=%(subdir)s" % locals(),
"--tx=popen//chdir=%(dest)s" % locals(), p)
assert result.ret == 0
result.stdout.fnmatch_lines([
"*1* *popen*platform*",
#"RSyncStart: [G1]",
#"RSyncFinished: [G1]",
"*1 passed*"
])
assert dest.join(subdir.basename).check(dir=1)
def test_nice_level(self, testdir):
""" Tests if nice level behaviour is ok """
import os
if not hasattr(os, 'nice'):
py.test.skip("no os.nice() available")
testdir.makepyfile(conftest="""
dist_nicelevel = 10
""")
p1 = testdir.makepyfile("""
def test_nice():
import os
assert os.nice(0) == 10
""")
evrec = testdir.inline_run('-d', p1, '--tx=popen')
ev = evrec.getfirstnamed('itemtestreport')
assert ev.passed

2
py/test/dist/txnode.py vendored
View File

@ -70,6 +70,8 @@ class MasterNode(object):
# setting up slave code
def install_slave(gateway, config):
channel = gateway.remote_exec(source="""
import os, sys
sys.path.insert(0, os.getcwd())
from py.__.test.dist.mypickle import PickleChannel
from py.__.test.dist.txnode import SlaveNode
channel = PickleChannel(channel)

108
py/test/plugin/pytest_default.py
View File

@ -70,7 +70,7 @@ class DefaultPlugin:
"and instantiate 'HelloPlugin' from the module."))
group._addoption('-f', '--looponfail',
action="store_true", dest="looponfail", default=False,
help="run tests, loop on failing test set, until all pass. repeat forever.")
help="run tests, re-run failing test set until all pass.")
group = parser.addgroup("test process debugging")
group.addoption('--collectonly',
@ -94,33 +94,43 @@ class DefaultPlugin:
action="store_true", dest="debug", default=False,
help="generate and show debugging information.")
group = parser.addgroup("xplatform", "distributed/cross platform testing")
group._addoption('-d', '--dist',
action="store_true", dest="dist", default=False,
help="ad-hoc distribute tests across machines (requires conftest settings)")
group._addoption('-n', dest="numprocesses", default=0, metavar="numprocesses",
group = parser.addgroup("dist", "distributed testing") # see http://pytest.org/help/dist")
group._addoption('--dist', metavar="distmode",
action="store", choices=['load', 'each', 'no'],
type="choice", dest="dist", default="no",
help=("set mode for distributing tests to exec environments.\n\n"
"each: send each test to each available environment.\n\n"
"load: send each test to available environment.\n\n"
"(default) no: run tests inprocess, don't distribute."))
group._addoption('--tx', dest="tx", action="append", default=[], metavar="xspec",
help=("add a test execution environment. some examples: "
"--tx popen//python=python2.5 --tx socket=192.168.1.102:8888 "
"--tx ssh=user@codespeak.net//chdir=testcache"))
group._addoption('-d',
action="store_true", dest="distload", default=False,
help="load-balance tests. shortcut for '--dist=load'")
group._addoption('-n', dest="numprocesses", metavar="numprocesses",
action="store", type="int",
help="number of local test processes. conflicts with --dist.")
help="shortcut for '--dist=load --tx=NUM*popen'")
group.addoption('--rsyncdir', action="append", default=[], metavar="dir1",
help="add local directory for rsync to remote test nodes.")
group._addoption('--tx', dest="tx", action="append", default=[],
help=("add a test environment, specified in XSpec syntax. examples: "
"--tx popen//python=python2.5 --tx socket=192.168.1.102"))
#group._addoption('--rest',
# action='store_true', dest="restreport", default=False,
# help="restructured text output reporting."),
help="add directory for rsyncing to remote tx nodes.")
def pytest_configure(self, config):
self.fixoptions(config)
self.setsession(config)
self.loadplugins(config)
self.fixoptions(config)
def fixoptions(self, config):
if config.option.numprocesses:
config.option.dist = "load"
config.option.tx = ['popen'] * int(config.option.numprocesses)
if config.option.distload:
config.option.dist = "load"
if config.getvalue("usepdb"):
if config.getvalue("looponfail"):
raise config.Error("--pdb incompatible with --looponfail.")
if config.getvalue("dist"):
raise config.Error("--pdb incomptaible with distributed testing.")
if config.option.dist != "no":
raise config.Error("--pdb incomptaible with distributing tests.")
def loadplugins(self, config):
for name in config.getvalue("plugin"):
@ -136,7 +146,7 @@ class DefaultPlugin:
if val("looponfail"):
from py.__.test.looponfail.remote import LooponfailingSession
config.setsessionclass(LooponfailingSession)
elif val("numprocesses") or val("dist"):
elif val("dist") != "no":
from py.__.test.dist.dsession import DSession
config.setsessionclass(DSession)
@ -153,10 +163,10 @@ def test_implied_different_sessions(tmpdir):
return Exception
return getattr(config._sessionclass, '__name__', None)
assert x() == None
assert x('--dist') == 'DSession'
assert x('-d') == 'DSession'
assert x('--dist=each') == 'DSession'
assert x('-n3') == 'DSession'
assert x('-f') == 'LooponfailingSession'
assert x('--dist', '--collectonly') == 'Session'
def test_generic(plugintester):
plugintester.apicheck(DefaultPlugin)
@ -173,16 +183,48 @@ def test_plugin_already_exists(testdir):
assert config.option.plugin == ['default']
config.pytestplugins.do_configure(config)
def test_conflict_options():
def check_conflict_option(opts):
print "testing if options conflict:", " ".join(opts)
config = py.test.config._reparse(opts)
py.test.raises(config.Error,
"config.pytestplugins.do_configure(config)")
conflict_options = (
'--looponfail --pdb',
'--dist --pdb',
)
for spec in conflict_options:
opts = spec.split()
yield check_conflict_option, opts
class TestDistOptions:
def test_getxspecs(self, testdir):
config = testdir.parseconfigure("--tx=popen", "--tx", "ssh=xyz")
xspecs = config.getxspecs()
assert len(xspecs) == 2
print xspecs
assert xspecs[0].popen
assert xspecs[1].ssh == "xyz"
def test_xspecs_multiplied(self, testdir):
xspecs = testdir.parseconfigure("--tx=3*popen",).getxspecs()
assert len(xspecs) == 3
assert xspecs[1].popen
def test_getrsyncdirs(self, testdir):
config = testdir.parseconfigure('--rsyncdir=' + str(testdir.tmpdir))
roots = config.getrsyncdirs()
assert len(roots) == 1 + 1
assert testdir.tmpdir in roots
def test_getrsyncdirs_with_conftest(self, testdir):
p = py.path.local()
for bn in 'x y z'.split():
p.mkdir(bn)
testdir.makeconftest("""
rsyncdirs= 'x',
""")
config = testdir.parseconfigure(testdir.tmpdir, '--rsyncdir=y', '--rsyncdir=z')
roots = config.getrsyncdirs()
assert len(roots) == 3 + 1
assert py.path.local('y') in roots
assert py.path.local('z') in roots
assert testdir.tmpdir.join('x') in roots
def test_dist_options(testdir):
py.test.raises(Exception, "testdir.parseconfigure('--pdb', '--looponfail')")
py.test.raises(Exception, "testdir.parseconfigure('--pdb', '-n 3')")
py.test.raises(Exception, "testdir.parseconfigure('--pdb', '-d')")
config = testdir.parseconfigure("-n 2")
assert config.option.dist == "load"
assert config.option.tx == ['popen'] * 2
config = testdir.parseconfigure("-d")
assert config.option.dist == "load"

6
py/test/plugin/pytest_pytester.py
View File

@ -55,6 +55,7 @@ class TmpTestdir:
self.tmpdir = tmpdir.mkdir(name)
self.plugins = []
self._syspathremove = []
self.chdir() # always chdir
def Config(self, pyplugins=None, topdir=None):
if topdir is None:
@ -163,6 +164,11 @@ class TmpTestdir:
config.parse(args)
return config
def parseconfigure(self, *args):
config = self.parseconfig(*args)
config.pytestplugins.do_configure(config)
return config
def getitem(self, source, funcname="test_func"):
modcol = self.getmodulecol(source)
item = modcol.join(funcname)

6
py/test/plugin/pytest_restdoc.py
View File

@ -6,12 +6,12 @@ class RestdocPlugin:
group.addoption('-R', '--urlcheck',
action="store_true", dest="urlcheck", default=False,
help="urlopen() remote links found in ReST text files.")
group.addoption('--urlcheck-timeout', action="store",
group.addoption('--urltimeout', action="store", metavar="secs",
type="int", dest="urlcheck_timeout", default=5,
help="timeout in seconds for urlcheck")
help="timeout in seconds for remote urlchecks")
group.addoption('--forcegen',
action="store_true", dest="forcegen", default=False,
help="force generation of html files even if they appear up-to-date")
help="force generation of html files.")
def pytest_collect_file(self, path, parent):
if path.ext == ".txt":

125
py/test/testing/acceptance_test.py
View File

@ -4,7 +4,7 @@ pydir = py.path.local(py.__file__).dirpath()
pytestpath = pydir.join("bin", "py.test")
EXPECTTIMEOUT=10.0
class TestPyTest:
class TestGeneralUsage:
def test_config_error(self, testdir):
testdir.makeconftest("""
class ConftestPlugin:
@ -251,8 +251,61 @@ class TestPyTest:
"y* = 'xxxxxx*"
])
def test_verbose_reporting(self, testdir):
p1 = testdir.makepyfile("""
import py
def test_fail():
raise ValueError()
def test_pass():
pass
class TestClass:
def test_skip(self):
py.test.skip("hello")
def test_gen():
def check(x):
assert x == 1
yield check, 0
""")
result = testdir.runpytest(p1, '-v')
result.stdout.fnmatch_lines([
"*FAIL*test_verbose_reporting.py:2: test_fail*",
"*PASS*test_verbose_reporting.py:4: test_pass*",
"*SKIP*test_verbose_reporting.py:7: TestClass.test_skip*",
"*FAIL*test_verbose_reporting.py:10: test_gen*",
])
assert result.ret == 1
def test_dist_testing(self, testdir):
class TestDistribution:
def test_dist_conftest_options(self, testdir):
p1 = testdir.tmpdir.ensure("dir", 'p1.py')
p1.dirpath("__init__.py").write("")
p1.dirpath("conftest.py").write(py.code.Source("""
print "importing conftest", __file__
import py
Option = py.test.config.Option
option = py.test.config.addoptions("someopt",
Option('--someopt', action="store_true", dest="someopt", default=False))
dist_rsync_roots = ['../dir']
print "added options", option
print "config file seen from conftest", py.test.config
"""))
p1.write(py.code.Source("""
import py, conftest
def test_1():
print "config from test_1", py.test.config
print "conftest from test_1", conftest.__file__
print "test_1: py.test.config.option.someopt", py.test.config.option.someopt
print "test_1: conftest", conftest
print "test_1: conftest.option.someopt", conftest.option.someopt
assert conftest.option.someopt
"""))
result = testdir.runpytest('-d', '--tx=popen', p1, '--someopt')
assert result.ret == 0
extra = result.stdout.fnmatch_lines([
"*1 passed*",
])
def test_manytests_to_one_popen(self, testdir):
p1 = testdir.makepyfile("""
import py
def test_fail0():
@ -273,7 +326,7 @@ class TestPyTest:
])
assert result.ret == 1
def test_dist_testing_conftest_specified(self, testdir):
def test_dist_conftest_specified(self, testdir):
p1 = testdir.makepyfile("""
import py
def test_fail0():
@ -329,44 +382,24 @@ class TestPyTest:
])
assert result.ret == 1
def test_keyboard_interrupt(self, testdir):
p1 = testdir.makepyfile("""
import py
def test_fail():
raise ValueError()
def test_inter():
raise KeyboardInterrupt()
""")
result = testdir.runpytest(p1)
def test_distribution_rsyncdirs_example(self, testdir):
source = testdir.mkdir("source")
dest = testdir.mkdir("dest")
subdir = source.mkdir("example_pkg")
subdir.ensure("__init__.py")
p = subdir.join("test_one.py")
p.write("def test_5(): assert not __file__.startswith(%r)" % str(p))
result = testdir.runpytest("-d", "--rsyncdir=%(subdir)s" % locals(),
"--tx=popen//chdir=%(dest)s" % locals(), p)
assert result.ret == 0
result.stdout.fnmatch_lines([
#"*test_inter() INTERRUPTED",
"*KEYBOARD INTERRUPT*",
"*1 failed*",
"*1* *popen*platform*",
#"RSyncStart: [G1]",
#"RSyncFinished: [G1]",
"*1 passed*"
])
assert dest.join(subdir.basename).check(dir=1)
def test_verbose_reporting(self, testdir):
p1 = testdir.makepyfile("""
import py
def test_fail():
raise ValueError()
def test_pass():
pass
class TestClass:
def test_skip(self):
py.test.skip("hello")
def test_gen():
def check(x):
assert x == 1
yield check, 0
""")
result = testdir.runpytest(p1, '-v')
result.stdout.fnmatch_lines([
"*FAIL*test_verbose_reporting.py:2: test_fail*",
"*PASS*test_verbose_reporting.py:4: test_pass*",
"*SKIP*test_verbose_reporting.py:7: TestClass.test_skip*",
"*FAIL*test_verbose_reporting.py:10: test_gen*",
])
assert result.ret == 1
class TestInteractive:
def getspawn(self, tmpdir):
@ -444,3 +477,19 @@ class TestInteractive:
"*2 failed*"
])
class TestKeyboardInterrupt:
def test_raised_in_testfunction(self, testdir):
p1 = testdir.makepyfile("""
import py
def test_fail():
raise ValueError()
def test_inter():
raise KeyboardInterrupt()
""")
result = testdir.runpytest(p1)
result.stdout.fnmatch_lines([
#"*test_inter() INTERRUPTED",
"*KEYBOARD INTERRUPT*",
"*1 failed*",
])

46
py/test/testing/test_config.py
View File

@ -218,57 +218,13 @@ class TestConfigApi_getcolitems:
assert col.config is config
class TestOptionsAndConfiguration:
def test_getxspecs_numprocesses(self, testdir):
config = testdir.parseconfig("-n3")
xspecs = config.getxspecs()
assert len(xspecs) == 3
def test_getxspecs(self, testdir):
testdir.chdir()
config = testdir.parseconfig("--tx=popen", "--tx", "ssh=xyz")
xspecs = config.getxspecs()
assert len(xspecs) == 2
print xspecs
assert xspecs[0].popen
assert xspecs[1].ssh == "xyz"
def test_xspecs_multiplied(self, testdir):
testdir.chdir()
xspecs = testdir.parseconfig("--tx=3*popen",).getxspecs()
assert len(xspecs) == 3
assert xspecs[1].popen
def test_getrsyncdirs(self, testdir):
config = testdir.parseconfig('--rsyncdir=' + str(testdir.tmpdir))
roots = config.getrsyncdirs()
assert len(roots) == 1 + 1
assert testdir.tmpdir in roots
def test_getrsyncdirs_with_conftest(self, testdir):
testdir.chdir()
p = py.path.local()
for bn in 'x y z'.split():
p.mkdir(bn)
testdir.makeconftest("""
rsyncdirs= 'x',
""")
config = testdir.parseconfig(testdir.tmpdir, '--rsyncdir=y', '--rsyncdir=z')
roots = config.getrsyncdirs()
assert len(roots) == 3 + 1
assert py.path.local('y') in roots
assert py.path.local('z') in roots
assert testdir.tmpdir.join('x') in roots
class TestOptionEffects:
def test_boxed_option_default(self, testdir):
tmpdir = testdir.tmpdir.ensure("subdir", dir=1)
config = py.test.config._reparse([tmpdir])
config.initsession()
assert not config.option.boxed
config = py.test.config._reparse(['--dist', tmpdir])
config = py.test.config._reparse(['-d', tmpdir])
config.initsession()
assert not config.option.boxed

28
py/test/testing/test_pickling.py
View File

@ -87,9 +87,7 @@ class TestConfigPickling:
assert getattr(config2.option, name) == value
assert config2.getvalue("x") == 1
def test_config_rconfig(self, testdir):
tmp = testdir.tmpdir
tmp.ensure("__init__.py")
def test_config_pickling_customoption(self, testdir):
testdir.makeconftest("""
class ConftestPlugin:
def pytest_addoption(self, parser):
@ -97,6 +95,27 @@ class TestConfigPickling:
group.addoption('-G', '--glong', action="store", default=42,
type="int", dest="gdest", help="g value.")
""")
config = testdir.parseconfig("-G", "11")
assert config.option.gdest == 11
repr = config.__getstate__()
config = testdir.Config()
py.test.raises(AttributeError, "config.option.gdest")
config2 = testdir.Config()
config2.__setstate__(repr)
assert config2.option.gdest == 11
def test_config_pickling_and_conftest_deprecated(self, testdir):
tmp = testdir.tmpdir.ensure("w1", "w2", dir=1)
tmp.ensure("__init__.py")
tmp.join("conftest.py").write(py.code.Source("""
class ConftestPlugin:
def pytest_addoption(self, parser):
group = parser.addgroup("testing group")
group.addoption('-G', '--glong', action="store", default=42,
type="int", dest="gdest", help="g value.")
"""))
config = testdir.parseconfig(tmp, "-G", "11")
assert config.option.gdest == 11
repr = config.__getstate__()
@ -106,10 +125,11 @@ class TestConfigPickling:
config2 = testdir.Config()
config2.__setstate__(repr)
assert config2.option.gdest == 11
option = config2.addoptions("testing group",
config2.Option('-G', '--glong', action="store", default=42,
type="int", dest="gdest", help="g value."))
assert config2.option.gdest == 11
assert option.gdest == 11
def test_config_picklability(self, testdir):