class TestDiffDirectoriesFunction(unittest.TestCase):
"""Test checking pairs of directories (diff_directories)
"""
def setUp(self):
# Make test directories
self.empty_dir1 = TestUtils.make_dir()
self.empty_dir2 = TestUtils.make_dir()
self.dir1 = ExampleDirScooby()
self.dir2 = ExampleDirScooby()
self.dir1.create_directory()
self.dir2.create_directory()
def tearDown(self):
# Remove test directories
shutil.rmtree(self.empty_dir1)
shutil.rmtree(self.empty_dir2)
self.dir1.delete_directory()
self.dir2.delete_directory()
def test_same_dirs(self):
"""diff_directories: identical directories are identified as identical
"""
self.assertEqual(diff_directories(self.empty_dir1,self.empty_dir2),0)
self.assertEqual(diff_directories(self.dir1.dirn,self.dir2.dirn),0)
def test_extra_file(self):
"""diff_directories: target directory contains extra file
"""
# Add extra file to a directory
self.dir2.add_file("extra.txt","This is an extra test file")
self.assertEqual(diff_directories(self.dir1.dirn,self.dir2.dirn),0)
self.assertNotEqual(diff_directories(self.dir2.dirn,self.dir1.dirn),0)
def test_different_file(self):
"""diff_directories: file differs between directories
"""
# Add different versions of a file to each directory
self.dir1.add_file("diff.txt","This is one version of the file")
self.dir2.add_file("diff.txt","This is another version of the file")
self.assertNotEqual(diff_directories(self.dir1.dirn,
self.dir2.dirn),0)
self.assertNotEqual(diff_directories(self.dir2.dirn,
self.dir1.dirn),0)
def test_broken_links(self):
"""diff_directories: handle broken links
"""
# Add broken link
self.dir1.add_link("broken","missing.txt")
self.assertNotEqual(diff_directories(self.dir1.dirn,
self.dir2.dirn),0)
self.assertEqual(diff_directories(self.dir2.dirn,
self.dir1.dirn),0)
