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build/test/remove_requirement.py
Steven Watanabe ee613a6a28 Implement feature relevance.
* New feature <relevant> which is automatically deduced in most cases.
* Features which are not relevant do not affect target paths and
  do not prevent merging of virtual targets.
* generators.jam: generator.run always returns usage-requirements
  to allow usage-requirements in non-top-level generators.  This
  is necessary because we're using usage-requirements to track
  relevance from flags.
* New rule toolset.uses-features to specify features that the rule
  checks manually, instead of using toolset.flags.  In the future,
  we should consider restricting the properties actually passed,
  to detect errors.
* Adjust tests to handle the new paths (verified by inspection).
* Add temporary option --ignore-relevance to consider all features relevant
  to aid migration.
* New rule property.evaluate-conditional-relevance which helps tracking
  relevance in <conditional>.
* Widely scattered changes to use the new interfaces.
2018-01-13 09:13:49 -07:00

92 lines
1.8 KiB
Python

#!/usr/bin/python
# Copyright (C) Vladimir Prus 2006.
# Distributed under the Boost Software License, Version 1.0. (See
# accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
import BoostBuild
t = BoostBuild.Tester(use_test_config=False)
t.write("jamroot.jam", """
project : requirements <threading>multi <variant>debug:<link>static ;
# Force link to be relevant
project : requirements <link>shared:<define>TEST_DLL ;
build-project sub ;
build-project sub2 ;
build-project sub3 ;
build-project sub4 ;
""")
t.write("sub/jamfile.jam", """
exe hello : hello.cpp : -<threading>multi ;
""")
t.write("sub/hello.cpp", """
int main() {}
""")
t.write("sub2/jamfile.jam", """
project : requirements -<threading>multi ;
exe hello : hello.cpp ;
""")
t.write("sub2/hello.cpp", """
int main() {}
""")
t.write("sub3/hello.cpp", """
int main() {}
""")
t.write("sub3/jamfile.jam", """
exe hello : hello.cpp : -<variant>debug:<link>static ;
""")
t.write("sub4/hello.cpp", """
int main() {}
""")
t.write("sub4/jamfile.jam", """
project : requirements -<variant>debug:<link>static ;
exe hello : hello.cpp ;
""")
t.run_build_system()
t.expect_addition("sub/bin/$toolset/debug/link-static*/hello.exe")
t.expect_addition("sub2/bin/$toolset/debug/link-static*/hello.exe")
t.expect_addition("sub3/bin/$toolset/debug/threading-multi*/hello.exe")
t.expect_addition("sub4/bin/$toolset/debug/threading-multi*/hello.exe")
t.rm(".")
# Now test that path requirements can be removed as well.
t.write("jamroot.jam", """
build-project sub ;
""")
t.write("sub/jamfile.jam", """
project : requirements <include>broken ;
exe hello : hello.cpp : -<include>broken ;
""")
t.write("sub/hello.cpp", """
#include "math.h"
int main() {}
""")
t.write("sub/broken/math.h", """
Broken
""")
t.run_build_system()
t.expect_addition("sub/bin/$toolset/debug*/hello.exe")
t.cleanup()