Add support for lex and yacc.

1 files changed, 81 insertions, 0 deletions

diff --git a/test/LEXFLAGS.py b/test/LEXFLAGS.py
new file mode 100644
index 0000000..06facb8
--- /dev/null
+++ b/test/LEXFLAGS.py
@@ -0,0 +1,81 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2001 Steven Knight
+#
+# 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__"
+
+import os
+import string
+import sys
+import TestSCons
+
+python = sys.executable
+
+if sys.platform == 'win32':
+    _exe = '.exe'
+else:
+    _exe = ''
+
+test = TestSCons.TestSCons()
+
+test.write('SConstruct', """
+foo = Environment()
+bar = Environment(LEXFLAGS = '-b')
+foo.Program(target = 'foo', source = 'foo.l')
+bar.Program(target = 'bar', source = 'bar.l')
+""")
+
+lex = r"""
+%%%%
+a	printf("A%sA");
+b	printf("B%sB");
+%%%%
+int
+yywrap()
+{
+    return 1;
+}
+
+main()
+{
+    yylex();
+}
+"""
+
+test.write('foo.l', lex % ('foo.l', 'foo.l'))
+
+test.write('bar.l', lex % ('bar.l', 'bar.l'))
+
+test.run(arguments = 'foo' + _exe, stderr = None)
+
+test.fail_test(os.path.exists(test.workpath('lex.backup')))
+
+test.run(program = test.workpath('foo'), stdin = "a\n", stdout = "Afoo.lA\n")
+
+test.run(arguments = 'bar' + _exe)
+
+test.fail_test(not os.path.exists(test.workpath('lex.backup')))
+
+test.run(program = test.workpath('bar'), stdin = "b\n", stdout = "Bbar.lB\n")
+
+test.pass_test()