mirror of https://github.com/python/cpython
135 lines
5.2 KiB
Python
135 lines
5.2 KiB
Python
|
|
import os, filecmp, shutil, tempfile, shutil
|
|
import unittest
|
|
from test import support
|
|
|
|
class FileCompareTestCase(unittest.TestCase):
|
|
def setUp(self):
|
|
self.name = support.TESTFN
|
|
self.name_same = support.TESTFN + '-same'
|
|
self.name_diff = support.TESTFN + '-diff'
|
|
data = 'Contents of file go here.\n'
|
|
for name in [self.name, self.name_same, self.name_diff]:
|
|
output = open(name, 'w')
|
|
output.write(data)
|
|
output.close()
|
|
|
|
output = open(self.name_diff, 'a+')
|
|
output.write('An extra line.\n')
|
|
output.close()
|
|
self.dir = tempfile.gettempdir()
|
|
|
|
def tearDown(self):
|
|
os.unlink(self.name)
|
|
os.unlink(self.name_same)
|
|
os.unlink(self.name_diff)
|
|
|
|
def test_matching(self):
|
|
self.failUnless(filecmp.cmp(self.name, self.name_same),
|
|
"Comparing file to itself fails")
|
|
self.failUnless(filecmp.cmp(self.name, self.name_same, shallow=False),
|
|
"Comparing file to itself fails")
|
|
self.failUnless(filecmp.cmp(self.name, self.name, shallow=False),
|
|
"Comparing file to identical file fails")
|
|
self.failUnless(filecmp.cmp(self.name, self.name),
|
|
"Comparing file to identical file fails")
|
|
|
|
def test_different(self):
|
|
self.failIf(filecmp.cmp(self.name, self.name_diff),
|
|
"Mismatched files compare as equal")
|
|
self.failIf(filecmp.cmp(self.name, self.dir),
|
|
"File and directory compare as equal")
|
|
|
|
class DirCompareTestCase(unittest.TestCase):
|
|
def setUp(self):
|
|
tmpdir = tempfile.gettempdir()
|
|
self.dir = os.path.join(tmpdir, 'dir')
|
|
self.dir_same = os.path.join(tmpdir, 'dir-same')
|
|
self.dir_diff = os.path.join(tmpdir, 'dir-diff')
|
|
self.caseinsensitive = os.path.normcase('A') == os.path.normcase('a')
|
|
data = 'Contents of file go here.\n'
|
|
for dir in [self.dir, self.dir_same, self.dir_diff]:
|
|
shutil.rmtree(dir, True)
|
|
os.mkdir(dir)
|
|
if self.caseinsensitive and dir is self.dir_same:
|
|
fn = 'FiLe' # Verify case-insensitive comparison
|
|
else:
|
|
fn = 'file'
|
|
output = open(os.path.join(dir, fn), 'w')
|
|
output.write(data)
|
|
output.close()
|
|
|
|
output = open(os.path.join(self.dir_diff, 'file2'), 'w')
|
|
output.write('An extra file.\n')
|
|
output.close()
|
|
|
|
def tearDown(self):
|
|
shutil.rmtree(self.dir)
|
|
shutil.rmtree(self.dir_same)
|
|
shutil.rmtree(self.dir_diff)
|
|
|
|
def test_cmpfiles(self):
|
|
self.failUnless(filecmp.cmpfiles(self.dir, self.dir, ['file']) ==
|
|
(['file'], [], []),
|
|
"Comparing directory to itself fails")
|
|
self.failUnless(filecmp.cmpfiles(self.dir, self.dir_same, ['file']) ==
|
|
(['file'], [], []),
|
|
"Comparing directory to same fails")
|
|
|
|
# Try it with shallow=False
|
|
self.failUnless(filecmp.cmpfiles(self.dir, self.dir, ['file'],
|
|
shallow=False) ==
|
|
(['file'], [], []),
|
|
"Comparing directory to itself fails")
|
|
self.failUnless(filecmp.cmpfiles(self.dir, self.dir_same, ['file'],
|
|
shallow=False),
|
|
"Comparing directory to same fails")
|
|
|
|
# Add different file2
|
|
output = open(os.path.join(self.dir, 'file2'), 'w')
|
|
output.write('Different contents.\n')
|
|
output.close()
|
|
|
|
self.failIf(filecmp.cmpfiles(self.dir, self.dir_same,
|
|
['file', 'file2']) ==
|
|
(['file'], ['file2'], []),
|
|
"Comparing mismatched directories fails")
|
|
|
|
|
|
def test_dircmp(self):
|
|
# Check attributes for comparison of two identical directories
|
|
d = filecmp.dircmp(self.dir, self.dir_same)
|
|
if self.caseinsensitive:
|
|
self.assertEqual([d.left_list, d.right_list],[['file'], ['FiLe']])
|
|
else:
|
|
self.assertEqual([d.left_list, d.right_list],[['file'], ['file']])
|
|
self.assertEqual(d.common, ['file'])
|
|
self.failUnless(d.left_only == d.right_only == [])
|
|
self.assertEqual(d.same_files, ['file'])
|
|
self.assertEqual(d.diff_files, [])
|
|
|
|
# Check attributes for comparison of two different directories
|
|
d = filecmp.dircmp(self.dir, self.dir_diff)
|
|
self.assertEqual(d.left_list, ['file'])
|
|
self.failUnless(d.right_list == ['file', 'file2'])
|
|
self.assertEqual(d.common, ['file'])
|
|
self.assertEqual(d.left_only, [])
|
|
self.assertEqual(d.right_only, ['file2'])
|
|
self.assertEqual(d.same_files, ['file'])
|
|
self.assertEqual(d.diff_files, [])
|
|
|
|
# Add different file2
|
|
output = open(os.path.join(self.dir, 'file2'), 'w')
|
|
output.write('Different contents.\n')
|
|
output.close()
|
|
d = filecmp.dircmp(self.dir, self.dir_diff)
|
|
self.assertEqual(d.same_files, ['file'])
|
|
self.assertEqual(d.diff_files, ['file2'])
|
|
|
|
|
|
def test_main():
|
|
support.run_unittest(FileCompareTestCase, DirCompareTestCase)
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|