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#
# __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 collections
import os
import sys
import TestCmd
import unittest
import SCons.Node.FS
import SCons.Warnings
import SCons.Scanner.C
test = TestCmd.TestCmd(workdir = '')
os.chdir(test.workpath(''))
# create some source files and headers:
test.write('f1.cpp',"""
#include \"f1.h\"
#include <f2.h>
int main()
{
return 0;
}
""")
test.write('f2.cpp',"""
#include \"d1/f1.h\"
#include <d2/f1.h>
#include \"f1.h\"
#import <f4.h>
int main()
{
return 0;
}
""")
test.write('f3.cpp',"""
#include \t "f1.h"
\t #include "f2.h"
# \t include "f3-test.h"
#include \t <d1/f1.h>
\t #include <d1/f2.h>
# \t include <d1/f3-test.h>
// #include "never.h"
const char* x = "#include <never.h>"
int main()
{
return 0;
}
""")
# for Emacs -> "
test.subdir('d1', ['d1', 'd2'])
headers = ['f1.h','f2.h', 'f3-test.h', 'fi.h', 'fj.h', 'never.h',
'd1/f1.h', 'd1/f2.h', 'd1/f3-test.h', 'd1/fi.h', 'd1/fj.h',
'd1/d2/f1.h', 'd1/d2/f2.h', 'd1/d2/f3-test.h',
'd1/d2/f4.h', 'd1/d2/fi.h', 'd1/d2/fj.h']
for h in headers:
test.write(h, " ")
test.write('f2.h',"""
#include "fi.h"
""")
test.write('f3-test.h',"""
#include <fj.h>
""")
test.subdir('include', 'subdir', ['subdir', 'include'])
test.write('fa.cpp',"""
#include \"fa.h\"
#include <fb.h>
int main()
{
return 0;
}
""")
test.write(['include', 'fa.h'], "\n")
test.write(['include', 'fb.h'], "\n")
test.write(['subdir', 'include', 'fa.h'], "\n")
test.write(['subdir', 'include', 'fb.h'], "\n")
test.subdir('repository', ['repository', 'include'],
['repository', 'src' ])
test.subdir('work', ['work', 'src'])
test.write(['repository', 'include', 'iii.h'], "\n")
test.write(['work', 'src', 'fff.c'], """
#include <iii.h>
#include <jjj.h>
int main()
{
return 0;
}
""")
test.write([ 'work', 'src', 'aaa.c'], """
#include "bbb.h"
int main()
{
return 0;
}
""")
test.write([ 'work', 'src', 'bbb.h'], "\n")
test.write([ 'repository', 'src', 'ccc.c'], """
#include "ddd.h"
int main()
{
return 0;
}
""")
test.write([ 'repository', 'src', 'ddd.h'], "\n")
test.write('f5.c', """\
#include\"f5a.h\"
#include<f5b.h>
""")
test.write("f5a.h", "\n")
test.write("f5b.h", "\n")
# define some helpers:
class DummyEnvironment(collections.UserDict):
def __init__(self, **kw):
collections.UserDict.__init__(self)
self.data.update(kw)
self.fs = SCons.Node.FS.FS(test.workpath(''))
def Dictionary(self, *args):
return self.data
def subst(self, strSubst, target=None, source=None, conv=None):
if strSubst[0] == '$':
return self.data[strSubst[1:]]
return strSubst
def subst_list(self, strSubst, target=None, source=None, conv=None):
if strSubst[0] == '$':
return [self.data[strSubst[1:]]]
return [[strSubst]]
def subst_path(self, path, target=None, source=None, conv=None):
if not isinstance(path, list):
path = [path]
return list(map(self.subst, path))
def get_calculator(self):
return None
def get_factory(self, factory):
return factory or self.fs.File
def Dir(self, filename):
return self.fs.Dir(filename)
def File(self, filename):
return self.fs.File(filename)
if os.path.normcase('foo') == os.path.normcase('FOO'):
my_normpath = os.path.normcase
else:
my_normpath = os.path.normpath
def deps_match(self, deps, headers):
global my_normpath
scanned = list(map(my_normpath, list(map(str, deps))))
expect = list(map(my_normpath, headers))
self.failUnless(scanned == expect, "expect %s != scanned %s" % (expect, scanned))
# define some tests:
class CScannerTestCase1(unittest.TestCase):
def runTest(self):
"""Find local files with no CPPPATH"""
env = DummyEnvironment(CPPPATH=[])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(env.File('f1.cpp'), env, path)
headers = ['f1.h', 'f2.h']
deps_match(self, deps, headers)
class CScannerTestCase2(unittest.TestCase):
def runTest(self):
"""Find a file in a CPPPATH directory"""
env = DummyEnvironment(CPPPATH=[test.workpath("d1")])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(env.File('f1.cpp'), env, path)
headers = ['f1.h', 'd1/f2.h']
deps_match(self, deps, headers)
class CScannerTestCase3(unittest.TestCase):
def runTest(self):
"""Find files in explicit subdirectories, ignore missing file"""
env = DummyEnvironment(CPPPATH=[test.workpath("d1")])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(env.File('f2.cpp'), env, path)
headers = ['d1/f1.h', 'f1.h', 'd1/d2/f1.h']
deps_match(self, deps, headers)
class CScannerTestCase4(unittest.TestCase):
def runTest(self):
"""Find files in explicit subdirectories"""
env = DummyEnvironment(CPPPATH=[test.workpath("d1"), test.workpath("d1/d2")])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(env.File('f2.cpp'), env, path)
headers = ['d1/f1.h', 'f1.h', 'd1/d2/f1.h', 'd1/d2/f4.h']
deps_match(self, deps, headers)
class CScannerTestCase5(unittest.TestCase):
def runTest(self):
"""Make sure files in repositories will get scanned"""
env = DummyEnvironment(CPPPATH=[])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
n = env.File('f3.cpp')
def my_rexists(s=n):
s.rexists_called = 1
return s.old_rexists()
setattr(n, 'old_rexists', n.rexists)
setattr(n, 'rexists', my_rexists)
deps = s(n, env, path)
# Make sure rexists() got called on the file node being
# scanned, essential for cooperation with VariantDir functionality.
assert n.rexists_called
headers = ['f1.h', 'f2.h', 'f3-test.h',
'd1/f1.h', 'd1/f2.h', 'd1/f3-test.h']
deps_match(self, deps, headers)
class CScannerTestCase6(unittest.TestCase):
def runTest(self):
"""Find a same-named file in different directories when CPPPATH changes"""
env1 = DummyEnvironment(CPPPATH=[test.workpath("d1")])
env2 = DummyEnvironment(CPPPATH=[test.workpath("d1/d2")])
s = SCons.Scanner.C.CScanner()
path1 = s.path(env1)
path2 = s.path(env2)
deps1 = s(env1.File('f1.cpp'), env1, path1)
deps2 = s(env2.File('f1.cpp'), env2, path2)
headers1 = ['f1.h', 'd1/f2.h']
headers2 = ['f1.h', 'd1/d2/f2.h']
deps_match(self, deps1, headers1)
deps_match(self, deps2, headers2)
class CScannerTestCase8(unittest.TestCase):
def runTest(self):
"""Find files in a subdirectory relative to the current directory"""
env = DummyEnvironment(CPPPATH=["include"])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps1 = s(env.File('fa.cpp'), env, path)
env.fs.chdir(env.Dir('subdir'))
dir = env.fs.getcwd()
env.fs.chdir(env.Dir(''))
path = s.path(env, dir)
deps2 = s(env.File('#fa.cpp'), env, path)
headers1 = list(map(test.workpath, ['include/fa.h', 'include/fb.h']))
headers2 = ['include/fa.h', 'include/fb.h']
deps_match(self, deps1, headers1)
deps_match(self, deps2, headers2)
class CScannerTestCase9(unittest.TestCase):
def runTest(self):
"""Generate a warning when we can't find a #included file"""
SCons.Warnings.enableWarningClass(SCons.Warnings.DependencyWarning)
class TestOut:
def __call__(self, x):
self.out = x
to = TestOut()
to.out = None
SCons.Warnings._warningOut = to
test.write('fa.h','\n')
fs = SCons.Node.FS.FS(test.workpath(''))
env = DummyEnvironment(CPPPATH=[])
env.fs = fs
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(fs.File('fa.cpp'), env, path)
# Did we catch the warning associated with not finding fb.h?
assert to.out
deps_match(self, deps, [ 'fa.h' ])
test.unlink('fa.h')
class CScannerTestCase10(unittest.TestCase):
def runTest(self):
"""Find files in the local directory when the scanned file is elsewhere"""
fs = SCons.Node.FS.FS(test.workpath(''))
fs.chdir(fs.Dir('include'))
env = DummyEnvironment(CPPPATH=[])
env.fs = fs
s = SCons.Scanner.C.CScanner()
path = s.path(env)
test.write('include/fa.cpp', test.read('fa.cpp'))
fs.chdir(fs.Dir('..'))
deps = s(fs.File('#include/fa.cpp'), env, path)
deps_match(self, deps, [ 'include/fa.h', 'include/fb.h' ])
test.unlink('include/fa.cpp')
class CScannerTestCase11(unittest.TestCase):
def runTest(self):
"""Handle dependencies on a derived .h file in a non-existent directory"""
os.chdir(test.workpath('work'))
fs = SCons.Node.FS.FS(test.workpath('work'))
fs.Repository(test.workpath('repository'))
# Create a derived file in a directory that does not exist yet.
# This was a bug at one time.
f1=fs.File('include2/jjj.h')
f1.builder=1
env = DummyEnvironment(CPPPATH=['include', 'include2'])
env.fs = fs
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(fs.File('src/fff.c'), env, path)
deps_match(self, deps, [ test.workpath('repository/include/iii.h'),
'include2/jjj.h' ])
os.chdir(test.workpath(''))
class CScannerTestCase12(unittest.TestCase):
def runTest(self):
"""Find files in VariantDir() directories"""
os.chdir(test.workpath('work'))
fs = SCons.Node.FS.FS(test.workpath('work'))
fs.VariantDir('build1', 'src', 1)
fs.VariantDir('build2', 'src', 0)
fs.Repository(test.workpath('repository'))
env = DummyEnvironment(CPPPATH=[])
env.fs = fs
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps1 = s(fs.File('build1/aaa.c'), env, path)
deps_match(self, deps1, [ 'build1/bbb.h' ])
deps2 = s(fs.File('build2/aaa.c'), env, path)
deps_match(self, deps2, [ 'src/bbb.h' ])
deps3 = s(fs.File('build1/ccc.c'), env, path)
deps_match(self, deps3, [ 'build1/ddd.h' ])
deps4 = s(fs.File('build2/ccc.c'), env, path)
deps_match(self, deps4, [ test.workpath('repository/src/ddd.h') ])
os.chdir(test.workpath(''))
class CScannerTestCase13(unittest.TestCase):
def runTest(self):
"""Find files in directories named in a substituted environment variable"""
class SubstEnvironment(DummyEnvironment):
def subst(self, arg, target=None, source=None, conv=None, test=test):
if arg == "$blah":
return test.workpath("d1")
else:
return arg
env = SubstEnvironment(CPPPATH=["$blah"])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(env.File('f1.cpp'), env, path)
headers = ['f1.h', 'd1/f2.h']
deps_match(self, deps, headers)
class CScannerTestCase14(unittest.TestCase):
def runTest(self):
"""Find files when there's no space between "#include" and the name"""
env = DummyEnvironment(CPPPATH=[])
s = SCons.Scanner.C.CScanner()
path = s.path(env)
deps = s(env.File('f5.c'), env, path)
headers = ['f5a.h', 'f5b.h']
deps_match(self, deps, headers)
class CScannerTestCase15(unittest.TestCase):
def runTest(self):
"""Verify scanner initialization with the suffixes in $CPPSUFFIXES"""
suffixes = [".c", ".C", ".cxx", ".cpp", ".c++", ".cc",
".h", ".H", ".hxx", ".hpp", ".hh",
".F", ".fpp", ".FPP",
".S", ".spp", ".SPP"]
env = DummyEnvironment(CPPSUFFIXES = suffixes)
s = SCons.Scanner.C.CScanner()
for suffix in suffixes:
assert suffix in s.get_skeys(env), "%s not in skeys" % suffix
def suite():
suite = unittest.TestSuite()
suite.addTest(CScannerTestCase1())
suite.addTest(CScannerTestCase2())
suite.addTest(CScannerTestCase3())
suite.addTest(CScannerTestCase4())
suite.addTest(CScannerTestCase5())
suite.addTest(CScannerTestCase6())
suite.addTest(CScannerTestCase8())
suite.addTest(CScannerTestCase9())
suite.addTest(CScannerTestCase10())
suite.addTest(CScannerTestCase11())
suite.addTest(CScannerTestCase12())
suite.addTest(CScannerTestCase13())
suite.addTest(CScannerTestCase14())
suite.addTest(CScannerTestCase15())
return suite
if __name__ == "__main__":
runner = unittest.TextTestRunner()
result = runner.run(suite())
if not result.wasSuccessful():
sys.exit(1)
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
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