def test_copy_if_different_does_nothing_if_files_are_same():
filename = join(TEST_FILES_DIR, 'config.yaml')
copy_filename = ".".join([filename, 'back'])
shutil.copyfile(filename, copy_filename)
statinfo = os.stat(copy_filename)
diet.copy_if_different(filename, copy_filename)
assert os.stat(copy_filename) == statinfo
os.remove(copy_filename)
def test_copy_if_different_does_nothing_if_files_are_same():
filename = join(TEST_FILES_DIR, 'config.yaml')
copy_filename = ".".join([filename, 'back'])
shutil.copyfile(filename, copy_filename)
statinfo = os.stat(copy_filename)
diet.copy_if_different(filename, copy_filename)
assert os.stat(copy_filename) == statinfo
os.remove(copy_filename)
def test_copy_if_different_copies_file_if_destination_is_different():
filename = join(TEST_FILES_DIR, 'config.yaml')
copy_filename = ".".join([filename, 'back'])
with open(copy_filename, 'w') as f:
f.write('almost empty')
statinfo = os.stat(copy_filename)
diet.copy_if_different(filename, copy_filename)
assert os.stat(copy_filename) != statinfo
os.remove(copy_filename)
def test_copy_if_different_copies_file_if_destination_is_different():
filename = join(TEST_FILES_DIR, 'config.yaml')
copy_filename = ".".join([filename, 'back'])
with open(copy_filename, 'w') as f:
f.write('almost empty')
statinfo = os.stat(copy_filename)
diet.copy_if_different(filename, copy_filename)
assert os.stat(copy_filename) != statinfo
os.remove(copy_filename)
