1 files changed, 102 insertions, 0 deletions
diff --git a/test/AddOption/optional-arg.py b/test/AddOption/optional-arg.py
new file mode 100644
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+++ b/test/AddOption/optional-arg.py
@@ -0,0 +1,102 @@
+#!/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 use of the nargs='?' keyword argument to specify a long
+command-line option with an optional argument value.
+"""
+
+import string
+
+import TestSCons
+
+test = TestSCons.TestSCons()
+
+test.write('SConstruct', """\
+AddOption('--install',
+          nargs='?',
+          dest='install',
+          default='/default/directory',
+          const='/called/default/directory',
+          action='store',
+          type='string',
+          metavar='DIR',
+          help='installation directory')
+print GetOption('install')
+""")
+
+test.run('-Q -q',
+         stdout="/default/directory\n")
+
+test.run('-Q -q next-arg',
+         stdout="/default/directory\n",
+         status=1)
+
+test.run('-Q -q . --install',
+         stdout="/called/default/directory\n")
+
+test.run('-Q -q . --install next-arg',
+         stdout="/called/default/directory\n",
+         status=1)
+
+test.run('-Q -q . first-arg --install',
+         stdout="/called/default/directory\n",
+         status=1)
+
+test.run('-Q -q . first-arg --install next-arg',
+         stdout="/called/default/directory\n",
+         status=1)
+
+test.run('-Q -q . --install=/command/line/directory',
+         stdout="/command/line/directory\n")
+
+test.run('-Q -q . --install=/command/line/directory next-arg',
+         stdout="/command/line/directory\n",
+         status=1)
+
+test.run('-Q -q . first-arg --install=/command/line/directory',
+         stdout="/command/line/directory\n",
+         status=1)
+
+test.run('-Q -q . first-arg --install=/command/line/directory next-arg',
+         stdout="/command/line/directory\n",
+         status=1)
+
+
+test.write('SConstruct', """\
+AddOption('-X', nargs='?')
+""")
+
+expect = r"""
+scons: \*\*\* option -X: nargs='\?' is incompatible with short options
+File "[^"]+", line \d+, in \S+
+"""
+
+test.run(status=2, stderr=expect, match=TestSCons.match_re)
+
+
+
+test.pass_test()