#!/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__" import os import sys import TestSCons import string _exe = TestSCons._exe _obj = TestSCons._obj prog = 'prog' + _exe subdir_prog = os.path.join('subdir', 'prog' + _exe) variant_prog = os.path.join('variant', 'prog' + _exe) args = prog + ' ' + subdir_prog + ' ' + variant_prog test = TestSCons.TestSCons() test.subdir('include', 'subdir', ['subdir', 'include'], 'inc2') test.write('SConstruct', """ env = Environment(CPPPATH = Split('inc2 include')) obj = env.Object(target='prog', source='subdir/prog.c') env.Program(target='prog', source=obj) SConscript('subdir/SConscript', "env") BuildDir('variant', 'subdir', 0) include = Dir('include') env = Environment(CPPPATH=['inc2', include]) SConscript('variant/SConscript', "env") def copy(target, source, env): open(str(target[0]), 'wt').write(open(str(source[0]), 'rt').read()) nodep = env.Command('nodeps.c', 'nodeps.in', action=copy) env.Program('nodeps', 'nodeps.c') env.Object(['one', 'two'], ['one.c']) """) test.write(['subdir', 'SConscript'], """ Import("env") env.Program(target='prog', source='prog.c') """) test.write('nodeps.in', r""" int main(int argc, char *argv[]) { argv[argc++] = "--"; return 0; } """) test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 1\n" #include """) test.write(['include', 'bar.h'], r""" #define BAR_STRING "include/bar.h 1\n" """) test.write(['include', 'baz.h'], r""" #define BAZ_STRING "include/baz.h 1\n" """) test.write(['subdir', 'prog.c'], r""" #include #include int main(int argc, char *argv[]) { argv[argc++] = "--"; printf("subdir/prog.c\n"); printf(FOO_STRING); printf(BAR_STRING); return 0; } """) test.write(['subdir', 'include', 'foo.h'], r""" #define FOO_STRING "subdir/include/foo.h 1\n" #include "bar.h" """) test.write(['subdir', 'include', 'bar.h'], r""" #define BAR_STRING "subdir/include/bar.h 1\n" """) test.write('one.c' , r""" #include void one(void) { } """) test.run(arguments = "--implicit-cache " + args) test.run(program = test.workpath(prog), stdout = "subdir/prog.c\ninclude/foo.h 1\ninclude/bar.h 1\n") test.run(program = test.workpath(subdir_prog), stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n") test.run(program = test.workpath(variant_prog), stdout = "subdir/prog.c\ninclude/foo.h 1\ninclude/bar.h 1\n") test.up_to_date(arguments = args) # Make sure implicit dependenies work right when one is modifed: test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 2\n" #include "bar.h" """) test.run(arguments = "--implicit-cache " + args) test.run(program = test.workpath(prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.run(program = test.workpath(subdir_prog), stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n") test.run(program = test.workpath(variant_prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.up_to_date(arguments = args) # Make sure that changing the order of includes causes rebuilds and # doesn't produce redundant rebuilds: test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 2\n" #include "bar.h" #include "baz.h" """) test.run(arguments = "--implicit-cache " + args) test.run(program = test.workpath(prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.run(program = test.workpath(subdir_prog), stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n") test.run(program = test.workpath(variant_prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.up_to_date(arguments = args) test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 2\n" #include "baz.h" #include "bar.h" """) test.run(arguments = "--implicit-cache " + args) test.run(program = test.workpath(prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.run(program = test.workpath(subdir_prog), stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n") test.run(program = test.workpath(variant_prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.up_to_date(arguments = args) # test in the face of a file with no dependencies where the source file is generated: test.run(arguments = "--implicit-cache nodeps%s"%_exe) test.write('nodeps.in', r""" #include int main(int argc, char *argv[]) { argv[argc++] = "--"; return 0; } """) test.run(arguments = "--implicit-cache one%s"%_obj) test.run(arguments = "--implicit-cache one%s"%_obj) # Test forcing of implicit caching: test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 3\n" #include "bar.h" """) test.run(arguments = "--implicit-cache " + args) test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 3\n" #include "baz.h" #include "bar.h" """) test.run(arguments = "--implicit-deps-unchanged " + variant_prog) assert string.find(test.stdout(), 'is up to date') == -1, test.stdout() test.write(['include', 'baz.h'], r""" #define BAZ_STRING "include/baz.h 2\n" """) test.run(arguments = "--implicit-deps-unchanged " + variant_prog) #XXX#assert string.find(test.stdout(), 'is up to date') != -1, test.stdout() test.run(arguments = variant_prog) #XXX#assert string.find(test.stdout(), 'is up to date') == -1, test.stdout() # Test forcing rescanning: test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 3\n" #include "bar.h" """) test.run(arguments = "--implicit-cache " + args) test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 3\n" #include "baz.h" #include "bar.h" """) test.run(arguments = "--implicit-deps-unchanged " + variant_prog) assert string.find(test.stdout(), 'is up to date') == -1, test.stdout() test.write(['include', 'baz.h'], r""" #define BAZ_STRING "include/baz.h 2\n" """) test.run(arguments = "--implicit-deps-unchanged " + variant_prog) assert string.find(test.stdout(), 'is up to date') != -1, test.stdout() test.run(arguments = "--implicit-deps-changed " + variant_prog) #XXX#assert string.find(test.stdout(), 'is up to date') == -1, test.stdout() # Test that Set/GetOption('implicit_cache') works: test.write('SConstruct', """ assert not GetOption('implicit_cache') SetOption('implicit_cache', 1) assert GetOption('implicit_cache') """) test.run() test.write('SConstruct', """ assert GetOption('implicit_cache') SetOption('implicit_cache', 0) assert GetOption('implicit_cache') """) test.run(arguments='--implicit-cache') test.pass_test() # Test to make sure SetOption('implicit_cache', 1) actually enables implicit caching # by detecting the one case where implicit caching causes inaccurate builds: test.write('SConstruct', """ SetOption('implicit_cache', 1) env=Environment(CPPPATH=['i1', 'i2']) env.Object('foo.c') """) test.subdir('i1') test.subdir('i2') test.write('foo.c', """ #include void foo(void) { FOO_H_DEFINED ++x; /* reference x */ } """) test.write('i2/foo.h', """ #define FOO_H_DEFINED int x = 1; """) test.run() test.write('i1/foo.h', """ """); test.run() # Add inc2/foo.h that should shadow include/foo.h, but # because of implicit dependency caching, scons doesn't # detect this: test.write(['inc2', 'foo.h'], r""" #define FOO_STRING "inc2/foo.h 1\n" #include """) test.run(arguments = "--implicit-cache " + args) print test.stdout() test.run(arguments = "--implicit-cache " + args) print test.stdout() test.run(program = test.workpath(prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") test.run(program = test.workpath(subdir_prog), stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n") test.run(program = test.workpath(variant_prog), stdout = "subdir/prog.c\ninclude/foo.h 2\ninclude/bar.h 1\n") # Now modifying include/foo.h should make scons aware of inc2/foo.h test.write(['include', 'foo.h'], r""" #define FOO_STRING "include/foo.h 3\n" #include "bar.h" """) test.run(arguments = "--implicit-cache " + args) test.run(program = test.workpath(prog), stdout = "subdir/prog.c\ninc2/foo.h 1\ninclude/bar.h 1\n") test.run(program = test.workpath(subdir_prog), stdout = "subdir/prog.c\nsubdir/include/foo.h 1\nsubdir/include/bar.h 1\n") test.run(program = test.workpath(variant_prog), stdout = "subdir/prog.c\ninclude/foo.h 3\ninclude/bar.h 1\n") test.pass_test()