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#!/usr/bin/env python
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
"""
Test calling the --debug=memoizer option.
"""
import os
import new
import string
import TestSCons
test = TestSCons.TestSCons(match = TestSCons.match_re)
# Find out if we support metaclasses (Python 2.2 and later).
class M:
def __init__(cls, name, bases, cls_dict):
cls.use_metaclass = 1
def fake_method(self):
pass
new.instancemethod(fake_method, None, cls)
try:
class A:
__metaclass__ = M
use_metaclass = A.use_metaclass
except AttributeError:
use_metaclass = None
reason = 'no metaclasses'
except TypeError:
use_metaclass = None
reason = 'new.instancemethod\\(\\) bug'
test.write('SConstruct', """
def cat(target, source, env):
open(str(target[0]), 'wb').write(open(str(source[0]), 'rb').read())
env = Environment(BUILDERS={'Cat':Builder(action=Action(cat))})
env.Cat('file.out', 'file.in')
""")
test.write('file.in', "file.in\n")
# The banner, and a list of representative method names that we expect
# to show up in the output. Of course, this depends on keeping those
# names in the implementation, so if we change them, we'll have to
# change this test...
expect = [
"Memoizer (memory cache) hits and misses",
"Base.stat()",
"Dir.srcdir_list()",
"File.exists()",
"Node._children_get()",
]
if use_metaclass:
def run_and_check(test, args, desc):
test.run(arguments = args)
stdout = test.stdout()
missing = filter(lambda e, s=stdout: string.find(s, e) == -1, expect)
if missing:
print "Missing the following strings in the %s output:" % desc
print " " + string.join(missing, "\n ")
print "STDOUT ============"
print stdout
test.fail_test()
else:
expect_no_metaclasses = """
scons: warning: memoization is not supported in this version of Python \\(%s\\)
""" % reason
expect_no_metaclasses = expect_no_metaclasses + TestSCons.file_expr
def run_and_check(test, args, desc):
test.run(arguments = args, stderr = expect_no_metaclasses)
stdout = test.stdout()
present = filter(lambda e, s=stdout: string.find(s, e) != -1, expect)
if present:
print "The following unexpected strings are present in the %s output:" % desc
print " " + string.join(present, "\n ")
print "STDOUT ============"
print stdout
test.fail_test()
for args in ['-h --debug=memoizer', '--debug=memoizer']:
run_and_check(test, args, "command line '%s'" % args)
test.must_match('file.out', "file.in\n")
test.unlink("file.out")
os.environ['SCONSFLAGS'] = '--debug=memoizer'
run_and_check(test, '', 'SCONSFLAGS=--debug=memoizer')
test.must_match('file.out', "file.in\n")
test.pass_test()
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