1 files changed, 141 insertions, 0 deletions
diff --git a/test/GetBuildFailures/parallel.py b/test/GetBuildFailures/parallel.py
new file mode 100644
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+++ b/test/GetBuildFailures/parallel.py
@@ -0,0 +1,141 @@
+#!/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.
+#
+
+"""
+Verify that a failed build action with -j works as expected.
+"""
+
+__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
+
+import TestSCons
+
+_python_ = TestSCons._python_
+
+try:
+    import threading
+except ImportError:
+    # if threads are not supported, then
+    # there is nothing to test
+    TestCmd.no_result()
+    sys.exit()
+
+
+test = TestSCons.TestSCons()
+
+# We want to verify that -j 4 starts all four jobs, the first and last of
+# which fail and the second and third of which succeed, and then stops
+# processing due to the build failures.  To try to control the timing,
+# the created build scripts use marker directories to avoid doing their
+# processing until the previous script has finished.
+
+contents = r"""\
+import os.path
+import sys
+import time
+wait_marker = sys.argv[1] + '.marker'
+write_marker = sys.argv[2] + '.marker'
+if wait_marker != '-.marker':
+    while not os.path.exists(wait_marker):
+        time.sleep(1)
+if sys.argv[0] == 'mypass.py':
+    open(sys.argv[3], 'wb').write(open(sys.argv[4], 'rb').read())
+    exit_value = 0
+elif sys.argv[0] == 'myfail.py':
+    exit_value = 1
+if write_marker != '-.marker':
+    os.mkdir(write_marker)
+sys.exit(exit_value)
+"""
+
+test.write('mypass.py', contents)
+test.write('myfail.py', contents)
+
+test.write('SConstruct', """\
+Command('f3', 'f3.in', r'@%(_python_)s mypass.py -  f3 $TARGET $SOURCE')
+Command('f4', 'f4.in', r'@%(_python_)s myfail.py f3 f4 $TARGET $SOURCE')
+Command('f5', 'f5.in', r'@%(_python_)s myfail.py f4 f5 $TARGET $SOURCE')
+Command('f6', 'f6.in', r'@%(_python_)s mypass.py f5 -  $TARGET $SOURCE')
+
+def print_build_failures():
+    from SCons.Script import GetBuildFailures
+    for bf in sorted(GetBuildFailures(), key=lambda t: t.filename):
+        print "%%s failed:  %%s" %% (bf.node, bf.errstr)
+
+import atexit
+atexit.register(print_build_failures)
+""" % locals())
+
+test.write('f3.in', "f3.in\n")
+test.write('f4.in', "f4.in\n")
+test.write('f5.in', "f5.in\n")
+test.write('f6.in', "f6.in\n")
+
+test.run(arguments = '-Q -j 4 .',
+         status = 2,
+         stderr = None)
+
+f4_error = "scons: *** [f4] Error 1\n" 
+f5_error = "scons: *** [f5] Error 1\n"
+
+error_45 = f4_error + f5_error
+error_54 = f5_error + f4_error
+
+if test.stderr() not in [error_45, error_54]:
+    print "Did not find the following output in list of expected strings:"
+    print test.stderr(),
+    test.fail_test()
+
+# We jump through hoops above to try to make sure that the individual
+# commands execute and exit in the order we want, but we still can't be
+# 100% sure that SCons will actually detect and record the failures in
+# that order; the thread for f5 may detect its command's failure before
+# the thread for f4.  Just sidestep the issue by allowing the failure
+# strings in the output to come in either order.  If there's a genuine
+# problem in the way things get ordered, it'll show up in stderr.
+
+f4_failed = "f4 failed:  Error 1\n"
+f5_failed = "f5 failed:  Error 1\n"
+
+failed_45 = f4_failed + f5_failed
+failed_54 = f5_failed + f4_failed
+
+if test.stdout() not in [failed_45, failed_54]:
+    print "Did not find the following output in list of expected strings:"
+    print test.stdout(),
+    test.fail_test()
+
+test.must_match(test.workpath('f3'), 'f3.in\n')
+test.must_not_exist(test.workpath('f4'))
+test.must_not_exist(test.workpath('f5'))
+test.must_match(test.workpath('f6'), 'f6.in\n') 
+
+
+
+test.pass_test()
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: