1 files changed, 175 insertions, 0 deletions
diff --git a/test/YACC/live.py b/test/YACC/live.py
new file mode 100644
index 000000000..d567ec38c
--- /dev/null
+++ b/test/YACC/live.py
@@ -0,0 +1,175 @@
+#!/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__"
+
+"""
+Test YACC and YACCFLAGS with a live yacc compiler.
+"""
+
+import TestSCons
+
+_exe = TestSCons._exe
+_python_ = TestSCons._python_
+
+test = TestSCons.TestSCons()
+
+yacc = test.where_is('yacc') or test.where_is('bison')
+
+if not yacc:
+    test.skip_test('No yacc or bison found; skipping test.\n')
+
+test.write("wrapper.py",
+"""import os
+import sys
+open('%s', 'wb').write("wrapper.py\\n")
+os.system(" ".join(sys.argv[1:]))
+""" % test.workpath('wrapper.out').replace('\\', '\\\\'))
+
+test.write('SConstruct', """
+foo = Environment(YACCFLAGS='-d')
+yacc = foo.Dictionary('YACC')
+bar = Environment(YACC = r'%(_python_)s wrapper.py ' + yacc)
+foo.Program(target = 'foo', source = 'foo.y')
+bar.Program(target = 'bar', source = 'bar.y')
+foo.Program(target = 'hello', source = ['hello.cpp'])
+foo.CXXFile(target = 'file.cpp', source = ['file.yy'], YACCFLAGS='-d')
+foo.CFile(target = 'not_foo', source = 'foo.y')
+""" % locals())
+
+yacc = r"""
+%%{
+#include <stdio.h>
+
+main()
+{
+    yyparse();
+}
+
+yyerror(s)
+char *s;
+{
+    fprintf(stderr, "%%s\n", s);
+    return 0;
+}
+
+yylex()
+{
+    int c;
+
+    c = fgetc(stdin);
+    return (c == EOF) ? 0 : c;
+}
+%%}
+%%%%
+input:  letter newline { printf("%s\n"); };
+letter:  'a' | 'b';
+newline: '\n';
+"""
+
+test.write("file.yy", """\
+%token   GRAPH_T NODE_T EDGE_T DIGRAPH_T EDGEOP_T SUBGRAPH_T
+
+%%
+graph:        GRAPH_T
+              ;
+
+%%
+""")
+
+# Apparently, OS X now creates file.hpp like everybody else
+# I have no idea when it changed; it was fixed in 10.4
+#import sys
+#if sys.platform[:6] == 'darwin':
+#   file_hpp = 'file.cpp.h'
+#else:
+#   file_hpp = 'file.hpp'
+file_hpp = 'file.hpp'
+
+test.write("hello.cpp", """\
+#include "%(file_hpp)s"
+
+int main()
+{
+}
+""" % locals())
+
+test.write('foo.y', yacc % 'foo.y')
+
+test.write('bar.y', yacc % 'bar.y')
+
+
+
+test.run(arguments = 'foo' + _exe, stderr = None)
+
+test.up_to_date(arguments = 'foo' + _exe)
+
+test.must_not_exist(test.workpath('wrapper.out'))
+
+test.run(program = test.workpath('foo'), stdin = "a\n", stdout = "foo.y\n")
+
+test.must_exist(test.workpath('foo.h'))
+
+test.run(arguments = '-c .')
+
+test.must_not_exist(test.workpath('foo.h'))
+
+
+
+test.run(arguments = 'not_foo.c')
+
+test.up_to_date(arguments = 'not_foo.c')
+
+test.must_not_exist(test.workpath('foo.h'))
+test.must_exist(test.workpath('not_foo.h'))
+
+test.run(arguments = '-c .')
+
+test.must_not_exist(test.workpath('not_foo.h'))
+
+
+
+test.run(arguments = 'bar' + _exe)
+
+test.up_to_date(arguments = 'bar' + _exe)
+
+test.must_match(test.workpath('wrapper.out'), "wrapper.py\n")
+
+test.run(program = test.workpath('bar'), stdin = "b\n", stdout = "bar.y\n")
+
+
+
+test.run(arguments = '.')
+
+test.up_to_date(arguments = '.')
+
+
+
+test.pass_test()
+
+# Local Variables:
+# tab-width:4
+# indent-tabs-mode:nil
+# End:
+# vim: set expandtab tabstop=4 shiftwidth=4: