#!/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.
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Verify that rebuilds do not occur when SConsignFile(None) is used to
put a .sconsign file in each directory, and TargetSignatures('content')
is used to subdivide a dependency tree.
"""

import os.path

import TestSCons

_python_ = TestSCons._python_

test = TestSCons.TestSCons()

#if os.path.exists('sconsign.py'):
#    sconsign = 'sconsign.py'
#elif os.path.exists('sconsign'):
#    sconsign = 'sconsign'
#else:
#    print "Can find neither 'sconsign.py' nor 'sconsign' scripts."
#    test.no_result(1)

test.subdir('src', ['src', 'sub'])

test.write('fake_cc.py', """\
import sys
ofp = open(sys.argv[1], 'wb')
ofp.write('fake_cc.py:  %s\\n' % sys.argv)
for s in sys.argv[2:]:
    ofp.write(open(s, 'rb').read())
""")

test.write('fake_link.py', """\
import sys
ofp = open(sys.argv[1], 'wb')
ofp.write('fake_link.py:  %s\\n' % sys.argv)
for s in sys.argv[2:]:
    ofp.write(open(s, 'rb').read())
""")

test.write('SConstruct', """\
SConsignFile(None)
TargetSignatures('content')
env = Environment(PROGSUFFIX = '.exe',
                  OBJSUFFIX = '.obj',
                  CCCOM = r'%(_python_)s fake_cc.py $TARGET $SOURCES',
                  LINKCOM = r'%(_python_)s fake_link.py $TARGET $SOURCES')
env.SConscript('src/SConstruct', exports=['env'])
env.Object('foo.c')
""" % locals())

test.write(['src', 'SConstruct'], """\
SConsignFile(None)
TargetSignatures('content')
env = Environment(PROGSUFFIX = '.exe',
                  OBJSUFFIX = '.obj',
                  CCCOM = r'%(_python_)s fake_cc.py $TARGET $SOURCES',
                  LINKCOM = r'%(_python_)s fake_link.py $TARGET $SOURCES')
p = env.Program('prog', ['main.c', '../foo$OBJSUFFIX', 'sub/bar.c'])
env.Default(p)
""" % locals())

test.write('foo.c', """\
foo.c
""")

test.write(['src', 'main.c'], """\
src/main.c
""")

test.write(['src', 'sub', 'bar.c'], """\
src/sub/bar.c
""")

test.run()

src_prog_exe    = os.path.join('src', 'prog.exe')
src_main_c      = os.path.join('src', 'main.c')
src_main_obj    = os.path.join('src', 'main.obj')
src_sub_bar_c   = os.path.join('src', 'sub', 'bar.c')
src_sub_bar_obj = os.path.join('src', 'sub', 'bar.obj')

expect = """\
fake_link.py:  ['fake_link.py', '%(src_prog_exe)s', '%(src_main_obj)s', 'foo.obj', '%(src_sub_bar_obj)s']
fake_cc.py:  ['fake_cc.py', '%(src_main_obj)s', '%(src_main_c)s']
src/main.c
fake_cc.py:  ['fake_cc.py', 'foo.obj', 'foo.c']
foo.c
fake_cc.py:  ['fake_cc.py', '%(src_sub_bar_obj)s', '%(src_sub_bar_c)s']
src/sub/bar.c
""" % locals()

if os.sep == '\\':
    import string
    expect = string.replace(expect, '\\', '\\\\')

test.must_match(['src', 'prog.exe'], expect)

test.up_to_date(chdir='src', arguments = test.workpath())

test.up_to_date(arguments = '.')

test.pass_test()