def test__eliminates_empty_words(self, delimiter):
word = factory.make_name("word")
self.assertThat(normalise_to_comma_list(delimiter + word + delimiter),
Equals(word))
def test__normalises_nothing_but_delimiter_to_empty(self, delimiter):
self.assertThat(normalise_to_comma_list(delimiter), Equals(""))
def normalise_any_iterable_to_comma_list(iterable):
"""Like `normalise_to_comma_list` but coerces any iterable."""
if isinstance(iterable, str):
return normalise_to_comma_list(iterable)
else:
return ", ".join(map(str, iterable))
def test__normalises_space_or_comma_list_to_comma_list(self, delimiter):
words = [factory.make_name("word") for _ in range(5)]
string = delimiter.join(words)
self.assertThat(normalise_to_comma_list(string),
Equals(", ".join(words)))
def test__scenarios(self):
unquoted = normalise_to_comma_list(self.test_input)
self.expectThat(unquoted, Equals(self.unquoted))
quoted = normalise_to_comma_list(self.test_input, quoted=True)
self.expectThat(quoted, Equals(self.quoted))
