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91 lines
2.5 KiB
Python
91 lines
2.5 KiB
Python
#!/usr/bin/env python
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#
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# MIT License
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#
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# Copyright The SCons Foundation
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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"""
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Test LEX and LEXFLAGS with a live lex.
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"""
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import TestSCons
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_exe = TestSCons._exe
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_python_ = TestSCons._python_
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test = TestSCons.TestSCons()
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lex = test.where_is('win_flex') or test.where_is('lex') or test.where_is('flex')
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if not lex:
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test.skip_test('No lex or flex found; skipping test.\n')
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test.file_fixture('wrapper.py')
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test.write('SConstruct', """
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DefaultEnvironment(tools=[])
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foo = Environment()
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lex = foo.Dictionary('LEX')
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bar = Environment(LEX=r'%(_python_)s wrapper.py ' + lex, LEXFLAGS='-b')
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foo.Program(target='foo', source='foo.l')
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bar.Program(target='bar', source='bar.l')
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""" % locals())
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lex = r"""
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%%%%
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a printf("A%sA");
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b printf("B%sB");
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%%%%
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int
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yywrap()
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{
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return 1;
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}
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int
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main()
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{
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yylex();
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}
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"""
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test.write('foo.l', lex % ('foo.l', 'foo.l'))
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test.write('bar.l', lex % ('bar.l', 'bar.l'))
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test.run(arguments='foo' + _exe, stderr=None)
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test.must_not_exist(test.workpath('wrapper.out'))
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test.must_not_exist(test.workpath('lex.backup'))
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test.run(program=test.workpath('foo'), stdin="a\n", stdout="Afoo.lA\n")
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test.run(arguments='bar' + _exe)
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test.must_match(test.workpath('wrapper.out'), "wrapper.py\n")
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test.must_exist(test.workpath('lex.backup'))
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test.run(program=test.workpath('bar'), stdin="b\n", stdout="Bbar.lB\n")
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test.pass_test()
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# Local Variables:
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# tab-width:4
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# indent-tabs-mode:nil
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# End:
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# vim: set expandtab tabstop=4 shiftwidth=4:
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