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import unittest
import os, sys, os.path, time, inspect
from filecmp import dircmp
from tempfile import mkdtemp
from shutil import rmtree, copy2
from zipfile import ZipFile
import mozunit
from JarMaker import JarMaker
if sys.platform == "win32":
import ctypes
from ctypes import POINTER, WinError
DWORD = ctypes.c_ulong
LPDWORD = POINTER(DWORD)
HANDLE = ctypes.c_void_p
GENERIC_READ = 0x80000000
FILE_SHARE_READ = 0x00000001
OPEN_EXISTING = 3
MAX_PATH = 260
class FILETIME(ctypes.Structure):
_fields_ = [("dwLowDateTime", DWORD),
("dwHighDateTime", DWORD)]
class BY_HANDLE_FILE_INFORMATION(ctypes.Structure):
_fields_ = [("dwFileAttributes", DWORD),
("ftCreationTime", FILETIME),
("ftLastAccessTime", FILETIME),
("ftLastWriteTime", FILETIME),
("dwVolumeSerialNumber", DWORD),
("nFileSizeHigh", DWORD),
("nFileSizeLow", DWORD),
("nNumberOfLinks", DWORD),
("nFileIndexHigh", DWORD),
("nFileIndexLow", DWORD)]
# http://msdn.microsoft.com/en-us/library/aa363858
CreateFile = ctypes.windll.kernel32.CreateFileA
CreateFile.argtypes = [ctypes.c_char_p, DWORD, DWORD, ctypes.c_void_p,
DWORD, DWORD, HANDLE]
CreateFile.restype = HANDLE
# http://msdn.microsoft.com/en-us/library/aa364952
GetFileInformationByHandle = ctypes.windll.kernel32.GetFileInformationByHandle
GetFileInformationByHandle.argtypes = [HANDLE, POINTER(BY_HANDLE_FILE_INFORMATION)]
GetFileInformationByHandle.restype = ctypes.c_int
# http://msdn.microsoft.com/en-us/library/aa364996
GetVolumePathName = ctypes.windll.kernel32.GetVolumePathNameA
GetVolumePathName.argtypes = [ctypes.c_char_p, ctypes.c_char_p, DWORD]
GetVolumePathName.restype = ctypes.c_int
# http://msdn.microsoft.com/en-us/library/aa364993
GetVolumeInformation = ctypes.windll.kernel32.GetVolumeInformationA
GetVolumeInformation.argtypes = [ctypes.c_char_p, ctypes.c_char_p, DWORD,
LPDWORD, LPDWORD, LPDWORD, ctypes.c_char_p,
DWORD]
GetVolumeInformation.restype = ctypes.c_int
def symlinks_supported(path):
if sys.platform == "win32":
# Add 1 for a trailing backslash if necessary, and 1 for the terminating
# null character.
volpath = ctypes.create_string_buffer(len(path) + 2)
rv = GetVolumePathName(path, volpath, len(volpath))
if rv == 0:
raise WinError()
fsname = ctypes.create_string_buffer(MAX_PATH + 1)
rv = GetVolumeInformation(volpath, None, 0, None, None, None, fsname,
len(fsname))
if rv == 0:
raise WinError()
# Return true only if the fsname is NTFS
return fsname.value == "NTFS"
else:
return True
def _getfileinfo(path):
"""Return information for the given file. This only works on Windows."""
fh = CreateFile(path, GENERIC_READ, FILE_SHARE_READ, None, OPEN_EXISTING, 0, None)
if fh is None:
raise WinError()
info = BY_HANDLE_FILE_INFORMATION()
rv = GetFileInformationByHandle(fh, info)
if rv == 0:
raise WinError()
return info
def is_symlink_to(dest, src):
if sys.platform == "win32":
# Check if both are on the same volume and have the same file ID
destinfo = _getfileinfo(dest)
srcinfo = _getfileinfo(src)
return (destinfo.dwVolumeSerialNumber == srcinfo.dwVolumeSerialNumber and
destinfo.nFileIndexHigh == srcinfo.nFileIndexHigh and
destinfo.nFileIndexLow == srcinfo.nFileIndexLow)
else:
# Read the link and check if it is correct
if not os.path.islink(dest):
return False
target = os.path.abspath(os.readlink(dest))
abssrc = os.path.abspath(src)
return target == abssrc
class _TreeDiff(dircmp):
"""Helper to report rich results on difference between two directories.
"""
def _fillDiff(self, dc, rv, basepath="%s"):
rv['right_only'] += map(lambda l: basepath % l, dc.right_only)
rv['left_only'] += map(lambda l: basepath % l, dc.left_only)
rv['diff_files'] += map(lambda l: basepath % l, dc.diff_files)
rv['funny'] += map(lambda l: basepath % l, dc.common_funny)
rv['funny'] += map(lambda l: basepath % l, dc.funny_files)
for subdir, _dc in dc.subdirs.iteritems():
self._fillDiff(_dc, rv, basepath % (subdir + "/%s"))
def allResults(self, left, right):
rv = {'right_only':[], 'left_only':[],
'diff_files':[], 'funny': []}
self._fillDiff(self, rv)
chunks = []
if rv['right_only']:
chunks.append('%s only in %s' % (', '.join(rv['right_only']),
right))
if rv['left_only']:
chunks.append('%s only in %s' % (', '.join(rv['left_only']),
left))
if rv['diff_files']:
chunks.append('%s differ' % ', '.join(rv['diff_files']))
if rv['funny']:
chunks.append("%s don't compare" % ', '.join(rv['funny']))
return '; '.join(chunks)
class TestJarMaker(unittest.TestCase):
"""
Unit tests for JarMaker.py
"""
debug = True # set to True to debug failing tests on disk
def setUp(self):
self.tmpdir = mkdtemp()
self.srcdir = os.path.join(self.tmpdir, 'src')
os.mkdir(self.srcdir)
self.builddir = os.path.join(self.tmpdir, 'build')
os.mkdir(self.builddir)
self.refdir = os.path.join(self.tmpdir, 'ref')
os.mkdir(self.refdir)
self.stagedir = os.path.join(self.tmpdir, 'stage')
os.mkdir(self.stagedir)
def tearDown(self):
if self.debug:
print self.tmpdir
else:
rmtree(self.tmpdir)
def _jar_and_compare(self, *args, **kwargs):
jm = JarMaker(outputFormat='jar')
kwargs['jardir'] = os.path.join(self.builddir, 'chrome')
if 'topsourcedir' not in kwargs:
kwargs['topsourcedir'] = self.srcdir
jm.makeJars(*args, **kwargs)
cwd = os.getcwd()
os.chdir(self.builddir)
try:
# expand build to stage
for path, dirs, files in os.walk('.'):
stagedir = os.path.join(self.stagedir, path)
if not os.path.isdir(stagedir):
os.mkdir(stagedir)
for file in files:
if file.endswith('.jar'):
# expand jar
stagepath = os.path.join(stagedir, file)
os.mkdir(stagepath)
zf = ZipFile(os.path.join(path, file))
# extractall is only in 2.6, do this manually :-(
for entry_name in zf.namelist():
segs = entry_name.split('/')
fname = segs.pop()
dname = os.path.join(stagepath, *segs)
if not os.path.isdir(dname):
os.makedirs(dname)
if not fname:
# directory, we're done
continue
_c = zf.read(entry_name)
open(os.path.join(dname, fname), 'wb').write(_c)
zf.close()
else:
copy2(os.path.join(path, file), stagedir)
# compare both dirs
os.chdir('..')
td = _TreeDiff('ref', 'stage')
return td.allResults('reference', 'build')
finally:
os.chdir(cwd)
def _create_simple_setup(self):
# create src content
jarf = open(os.path.join(self.srcdir, 'jar.mn'), 'w')
jarf.write('''test.jar:
dir/foo (bar)
''')
jarf.close()
open(os.path.join(self.srcdir,'bar'),'w').write('content\n')
# create reference
refpath = os.path.join(self.refdir, 'chrome', 'test.jar', 'dir')
os.makedirs(refpath)
open(os.path.join(refpath, 'foo'), 'w').write('content\n')
def test_a_simple_jar(self):
'''Test a simple jar.mn'''
self._create_simple_setup()
# call JarMaker
rv = self._jar_and_compare((os.path.join(self.srcdir,'jar.mn'),),
tuple(),
sourcedirs = [self.srcdir])
self.assertTrue(not rv, rv)
def test_a_simple_symlink(self):
'''Test a simple jar.mn with a symlink'''
if not symlinks_supported(self.srcdir):
return
self._create_simple_setup()
jm = JarMaker(outputFormat='symlink')
kwargs = {
'sourcedirs': [self.srcdir],
'topsourcedir': self.srcdir,
'jardir': os.path.join(self.builddir, 'chrome'),
}
jm.makeJars((os.path.join(self.srcdir,'jar.mn'),), tuple(), **kwargs)
# All we do is check that srcdir/bar points to builddir/chrome/test/dir/foo
srcbar = os.path.join(self.srcdir, 'bar')
destfoo = os.path.join(self.builddir, 'chrome', 'test', 'dir', 'foo')
self.assertTrue(is_symlink_to(destfoo, srcbar),
"%s is not a symlink to %s" % (destfoo, srcbar))
def test_k_multi_relative_jar(self):
'''Test the API for multiple l10n jars, with different relative paths'''
# create app src content
def _mangle(relpath):
'method we use to map relpath to srcpaths'
return os.path.join(self.srcdir, 'other-' + relpath)
jars = []
for relpath in ('foo', 'bar'):
ldir = os.path.join(self.srcdir, relpath, 'locales')
os.makedirs(ldir)
jp = os.path.join(ldir, 'jar.mn')
jars.append(jp)
open(jp, 'w').write('''ab-CD.jar:
% locale app ab-CD %app
app/''' + relpath + ' (%' + relpath + ''')
''')
ldir = _mangle(relpath)
os.mkdir(ldir)
open(os.path.join(ldir, relpath), 'w').write(relpath+" content\n")
# create reference
mf = open(os.path.join(self.refdir, 'chrome.manifest'), 'w')
mf.write('manifest chrome/ab-CD.manifest\n')
mf.close()
chrome_ref = os.path.join(self.refdir, 'chrome')
os.mkdir(chrome_ref)
mf = open(os.path.join(chrome_ref, 'ab-CD.manifest'), 'wb')
mf.write('locale app ab-CD jar:ab-CD.jar!/app\n')
mf.close()
ldir = os.path.join(chrome_ref, 'ab-CD.jar', 'app')
os.makedirs(ldir)
for relpath in ('foo', 'bar'):
open(os.path.join(ldir, relpath), 'w').write(relpath+" content\n")
# call JarMaker
difference = self._jar_and_compare(jars,
(_mangle,),
sourcedirs = [])
self.assertTrue(not difference, difference)
if __name__ == '__main__':
mozunit.main()
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