def compare_files(path1, path2, source=None):
if os.path.isdir(path1) and os.path.isdir(path2):
return compare_directories(path1, path2, source)
if not os.path.isfile(path1):
logger.critical("%s is not a file", path1)
sys.exit(2)
if not os.path.isfile(path2):
logger.critical("%s is not a file", path2)
sys.exit(2)
# try comparing small files directly first
size1 = os.path.getsize(path1)
size2 = os.path.getsize(path2)
if size1 == size2 and size1 <= SMALL_FILE_THRESHOLD:
if file(path1).read() == file(path2).read():
return []
# ok, let's do the full thing
mime_type1 = guess_mime_type(path1)
mime_type2 = guess_mime_type(path2)
for mime_type_regex, filename_regex, comparator in COMPARATORS:
if filename_regex and re.search(filename_regex, path1) \
and re.search(filename_regex, path2):
return comparator(path1, path2, source)
if mime_type_regex:
match1 = re.search(mime_type_regex, mime_type1)
match2 = re.search(mime_type_regex, mime_type2)
if match1 and match2 and match1.groupdict() == match2.groupdict():
return comparator(path1,
path2,
source=source,
**match1.groupdict())
return compare_unknown(path1, path2, source)
def compare_files(path1, path2, source=None):
if os.path.isdir(path1) and os.path.isdir(path2):
return compare_directories(path1, path2, source)
if not os.path.isfile(path1):
logger.critical("%s is not a file", path1)
sys.exit(2)
if not os.path.isfile(path2):
logger.critical("%s is not a file", path2)
sys.exit(2)
# try comparing small files directly first
size1 = os.path.getsize(path1)
size2 = os.path.getsize(path2)
if size1 == size2 and size1 <= SMALL_FILE_THRESHOLD:
if file(path1).read() == file(path2).read():
return []
# ok, let's do the full thing
mime_type1 = guess_mime_type(path1)
mime_type2 = guess_mime_type(path2)
for mime_type_regex, filename_regex, comparator in COMPARATORS:
if filename_regex and re.search(filename_regex, path1) \
and re.search(filename_regex, path2):
return comparator(path1, path2, source)
if mime_type_regex:
match1 = re.search(mime_type_regex, mime_type1)
match2 = re.search(mime_type_regex, mime_type2)
if match1 and match2 and match1.groupdict() == match2.groupdict():
return comparator(path1, path2, source=source, **match1.groupdict())
return compare_unknown(path1, path2, source)
def differences(tmpdir):
tmpdir.mkdir("a")
tmpdir.mkdir("a/dir")
tmpdir.mkdir("b")
tmpdir.mkdir("b/dir")
shutil.copy(TEST_FILE1_PATH, str(tmpdir.join("a/dir/text")))
shutil.copy(TEST_FILE2_PATH, str(tmpdir.join("b/dir/text")))
os.utime(str(tmpdir.join("a/dir/text")), (0, 0))
os.utime(str(tmpdir.join("b/dir/text")), (0, 0))
return compare_directories(str(tmpdir.join("a")), str(tmpdir.join("b"))).details
def compare_files(path1, path2, source=None):
if os.path.islink(path1) or os.path.islink(path2):
dest1, dest2 = None, None
try:
dest1 = os.readlink(path1)
text1 = "%s -> %s" % (path1, dest1)
except OSError:
text1 = "[ No symlink ]"
try:
dest2 = os.readlink(path2)
text2 = "%s -> %s" % (path2, dest2)
except OSError:
text2 = "[ No symlink ]"
if dest1 and dest2 and dest1 == dest2:
return None
return Difference.from_unicode(text1, text2, path1, path2, source=source, comment="symlink")
if os.path.isdir(path1) and os.path.isdir(path2):
return compare_directories(path1, path2, source)
if not os.path.isfile(path1):
logger.critical("%s is not a file", path1)
sys.exit(2)
if not os.path.isfile(path2):
logger.critical("%s is not a file", path2)
sys.exit(2)
# try comparing small files directly first
size1 = os.path.getsize(path1)
size2 = os.path.getsize(path2)
if size1 == size2 and size1 <= SMALL_FILE_THRESHOLD:
if file(path1).read() == file(path2).read():
return None
# ok, let's do the full thing
mime_type1 = guess_mime_type(path1)
mime_type2 = guess_mime_type(path2)
for mime_type_regex, filename_regex, comparator in COMPARATORS:
if filename_regex and re.search(filename_regex, path1) \
and re.search(filename_regex, path2):
return comparator(path1, path2, source=source)
if mime_type_regex:
match1 = re.search(mime_type_regex, mime_type1)
match2 = re.search(mime_type_regex, mime_type2)
if match1 and match2 and match1.groupdict() == match2.groupdict():
return comparator(path1, path2, source=source, **match1.groupdict())
return compare_unknown(path1, path2, source)
def test_no_differences():
difference = compare_directories(os.path.dirname(__file__), os.path.dirname(__file__))
assert difference is None
