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| author | William Deegan <bill@baddogconsulting.com> | 2015-09-21 17:03:12 (GMT) |
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| committer | William Deegan <bill@baddogconsulting.com> | 2015-09-21 17:03:12 (GMT) |
| commit | 0941093e0e5a030faa49968457638a3a6aee7ad8 (patch) | |
| tree | 6d33513c14eb6eac0531dd050de0ecca4c39bd79 /test/KeyboardInterrupt.py | |
| download | SCons-2.4.0.zip SCons-2.4.0.tar.gz SCons-2.4.0.tar.bz2 | |
release 2.4.02.4.0
Diffstat (limited to 'test/KeyboardInterrupt.py')
| -rw-r--r-- | test/KeyboardInterrupt.py | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/test/KeyboardInterrupt.py b/test/KeyboardInterrupt.py new file mode 100644 index 0000000..bcb576c --- /dev/null +++ b/test/KeyboardInterrupt.py @@ -0,0 +1,124 @@ +#!/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__" + +""" +Verify that we handle keyboard interrupts (CTRL-C) correctly. +""" + +import TestSCons + +test = TestSCons.TestSCons() + +test.write('toto.c', r""" +void foo() +{} +""") + +test.write('SConstruct', r""" +import os +import sys +import signal + +if 'killpg' not in dir(os) or 'setpgrp' not in dir(os) or sys.platform == 'cygwin': + # The platform does not support process group. Therefore, we + # directly invoked the SIGINT handler to simulate a + # KeyboardInterrupt. This hack is necessary because there is no + # easy way to get access to the current Job/Taskmaster object. + # + # Note that this way of performing the test is not as good as + # using killpg because the Taskmaster is stopped synchronously. In + # addition, the SCons subprocesses (or forked children before the + # exec() of the subprocess) are never killed. This therefore + # exercise less SCons functionality. + # + # FIXME: There seems to be a bug on Cygwin where the compiler + # process hangs after sending the SIGINT signal to the process + # group. It is probably a bug in cygwin1.dll, or maybe in the + # Python 'C' code or the Python subprocess module. We therefore do + # not use 'killpg' on Cygwin. + def explode(env, target, source): + handler = signal.getsignal(signal.SIGINT) + handler(signal.SIGINT, None) + return 0 +else: + # The platform does support process group so we use killpg to send + # a SIGINT to everyone. + + # Make sure that SCons is a process group leader. + os.setpgrp() + + def explode(env, target, source): + os.killpg(0, signal.SIGINT) + + +all = [] + +for i in range(40): + all.extend(Object('toto%5d' % i, 'toto.c')) + +all.extend(Command( 'broken', 'toto.c', explode)) + +Default( Alias('all', all)) +""" +) + +interruptedStr = """\ +.*\ +scons: building terminated because of errors\\. +.*\ +scons: writing .sconsign file\\. +.*\ +""" + +def runtest(arguments): + test.run(arguments='-c') + test.run(arguments=arguments, status=2, + stdout=interruptedStr, + stderr='.*scons: Build interrupted\\.', + match=TestSCons.match_re_dotall) + +for i in range(2): + runtest('-j1') + runtest('-j4') + runtest('-j8') + runtest('-j16') + runtest('-j32') + runtest('-j64') + + runtest('-j1 --random') + runtest('-j4 --random') + runtest('-j8 --random') + runtest('-j16 --random') + runtest('-j32 --random') + runtest('-j64 --random') + +test.pass_test() + +# Local Variables: +# tab-width:4 +# indent-tabs-mode:nil +# End: +# vim: set expandtab tabstop=4 shiftwidth=4: |
