Merged revisions 2725-2865 via svnmerge from

[scons.git] / test / option / help-options.py

diff --git a/test/option/help-options.py b/test/option/help-options.py
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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__"
+
+"""
+Verify behavior of the -H and --help-options options.
+"""
+
+import re
+import string
+
+import TestSCons
+
+test = TestSCons.TestSCons()
+
+test.write('SConstruct', "")
+
+test.run(arguments = '-H')
+
+test.fail_test(string.find(test.stdout(), '-H, --help-options') == -1)
+test.fail_test(string.find(test.stdout(), '--debug=TYPE') == -1)
+
+# Validate that the help output lists the options in case-insensitive
+# alphabetical order.
+
+# Don't include in the sorted comparison the options that are ignored
+# for compatibility.  They're all printed at the top of the list.
+ignored_re = re.compile('.*Ignored for compatibility\\.\n', re.S)
+stdout = ignored_re.sub('', test.stdout())
+
+lines = string.split(stdout, '\n')
+lines = filter(lambda x: x[:3] == '  -', lines)
+lines = map(lambda x: x[3:], lines)
+lines = map(lambda x: x[0] == '-' and x[1:] or x, lines)
+options = map(lambda x: string.split(x)[0], lines)
+options = map(lambda x: x[-1] == ',' and x[:-1] or x, options)
+lowered = map(lambda x: string.lower(x), options)
+sorted = lowered[:]
+sorted.sort()
+if lowered != sorted:
+    print "lowered =", lowered
+    print "sorted =", sorted
+    test.fail_test()
+
+test.pass_test()
+