def exclusive_changes(self, text):
for predicate, func in self.changes:
predicate_result = predicate(text)
if predicate_result:
result = func(text, predicate_result)
if result:
get_logger().write("{}({!r}) -> {!r}".format(
func.__name__, text, result))
return result or text
return text
def test_double_write():
text = "text"
result = "result"
file = io.StringIO()
text = "{!r} --> {!r}".format(text, result)
get_logger(file).write(text)
assert file.getvalue().strip() == text
# Try to write the same again
get_logger(file).write(text)
assert file.getvalue().strip() == text
def outer_change_text(text):
result = change_text(text)
get_logger().write("{}({!r}) -> {!r}".format(outer_change_text.__name__,
text, result))
return result
def test_cache():
file = io.StringIO()
assert get_logger(file) is get_logger(file)