SCons / test / overrides.py

#!/usr/bin/env python
#
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# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
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# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import TestSCons
import sys


test = TestSCons.TestSCons()


_python_ = TestSCons._python_

test.write('SConstruct', """
env = Environment(CCFLAGS='-DFOO', LIBS=['a'])
def build(target, source, env):
    print "env['CC'] =", env['CC']
    print "env['CCFLAGS'] =", env['CCFLAGS']
    print "env['LIBS'] =", env['LIBS']
builder = Builder(action=build, CC='buildcc', LIBS='buildlibs')
env['BUILDERS']['Build'] = builder

foo = env.Build('foo.out', 'foo.in',
                CC='mycc',
                CCFLAGS='$CCFLAGS -DBAR',
                LIBS = env['LIBS']+['b'])
bar = env.Build('bar.out', 'bar.in')
Default([foo, bar])
""")

test.write('foo.in', "foo.in\n")
test.write('bar.in', "bar.in\n")

test.run(arguments = "-Q", stdout = """\
build(["foo.out"], ["foo.in"])
env['CC'] = mycc
env['CCFLAGS'] = -DFOO -DBAR
env['LIBS'] = ['a', 'b']
build(["bar.out"], ["bar.in"])
env['CC'] = buildcc
env['CCFLAGS'] = -DFOO
env['LIBS'] = buildlibs
""")



test.write('SConstruct', """
env = Environment()
env.Program('hello', 'hello.c',
            CC=r'%(_python_)s mycc.py',
            LINK=r'%(_python_)s mylink.py',
            OBJSUFFIX='.not_obj',
            PROGSUFFIX='.not_exe')
""" % locals())

test.write('hello.c',"this ain't no c file!\n")

test.write('mycc.py',"""
open('hello.not_obj', 'wt').write('this is no object file!')
""")

test.write('mylink.py',"""
open('hello.not_exe', 'wt').write('this is not a program!')
""")

test.run(arguments='hello.not_exe')

assert test.read('hello.not_obj') == 'this is no object file!'
assert test.read('hello.not_exe') == 'this is not a program!'

test.up_to_date(arguments='hello.not_exe')



test.write('SConstruct', """\
env = Environment()
env.Program('goodbye', 'goodbye.c',
            CC=r'%(_python_)s mycc.py',
            LINK=r'%(_python_)s mylink.py',
            OBJSUFFIX='.not_obj',
            PROGSUFFIX='.not_exe',
            targets='ttt',
            sources='sss')
""" % locals())

test.write('goodbye.c',"this ain't no c file!\n")

test.write('mycc.py',"""
open('goodbye.not_obj', 'wt').write('this is no object file!')
""")

test.write('mylink.py',"""
open('goodbye.not_exe', 'wt').write('this is not a program!')
""")

test.run(arguments='goodbye.not_exe', stderr=None)
test.fail_test(not test.match_re(test.stderr(), r"""
scons: warning: Did you mean to use `(target|source)' instead of `(targets|sources)'\?
""" + TestSCons.file_expr + r"""
scons: warning: Did you mean to use `(target|source)' instead of `(targets|sources)'\?
""" + TestSCons.file_expr))

assert test.read('goodbye.not_obj') == 'this is no object file!'
assert test.read('goodbye.not_exe') == 'this is not a program!'



test.pass_test()
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