Issue 1417: Fix use of attributes (${SOURCES.windows}, e.g.) with null

lists of targets and sources.

1 files changed, 63 insertions, 0 deletions

diff --git a/test/Subst/null-sources-attr.py b/test/Subst/null-sources-attr.py
new file mode 100644
index 00000000..ac3ffd87
--- /dev/null
+++ b/test/Subst/null-sources-attr.py
@@ -0,0 +1,63 @@
+#!/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 $SOURCES attributes work even when there is no
+sources list in the builder call.
+"""
+
+import TestSCons
+
+_python_ = TestSCons._python_
+
+test = TestSCons.TestSCons()
+
+test.write('cat.py', """\
+import sys
+fp = open(sys.argv[1], 'wb')
+for infile in sys.argv[2:]:
+  fp.write(open(infile, 'rb').read())
+fp.close()
+sys.exit(0)
+""")
+
+test.write('SConstruct', """
+env = Environment(CATCOM=r'%(_python_)s cat.py $TARGET ${SOURCES.posix} $FILES')
+env['BUILDERS']['Cat'] = Builder(action='$CATCOM')
+env.Cat('out1', ['file1', 'file2', 'file3'])
+env.Cat('out2', [], FILES=['file1', 'file2', 'file3'])
+""" % locals())
+
+test.write('file1', "file1\n")
+test.write('file2', "file2\n")
+test.write('file3', "file3\n")
+
+test.run(arguments = '.')
+
+test.must_match('out1', "file1\nfile2\nfile3\n")
+test.must_match('out2', "file1\nfile2\nfile3\n")
+
+test.pass_test()