def test_generate_passphrase_with_specific_language(self):
# Given a generator that supports two languages
generator = PassphraseGenerator(language_to_words={
"en": ["boat"],
"fr": ["bateau"]
})
assert generator.available_languages == {"en", "fr"}
# When using it to create a passphrase for one of the two languages
# It succeeds
passphrase = generator.generate_passphrase(preferred_language="fr")
# And the passphrase is in the chosen language
assert "bateau" in passphrase
assert "boat" not in passphrase
def test_generate_passphrase_with_specific_language_that_is_not_available(
self):
# Given a generator that supports two languages
generator = PassphraseGenerator(
language_to_words={
"en": ["boat"],
"fr": ["bateau"]
},
# With english as the fallback language
fallback_language="en",
)
assert generator.available_languages == {"en", "fr"}
# When using it to create a passphrase for another, non-supported language
# It succeeds
passphrase = generator.generate_passphrase(preferred_language="es")
# And the passphrase is in the default/fallback language, english
assert "boat" in passphrase
assert "bateau" not in passphrase
def test_word_list_has_non_ascii_string(self):
with pytest.raises(InvalidWordListError, match="non-ASCII words"):
PassphraseGenerator(language_to_words={"en": ["word", "éoèô"]})
def test_word_list_will_generate_overly_short_passphrase(self):
with pytest.raises(InvalidWordListError,
match="under the minimum length"):
PassphraseGenerator(language_to_words={"en": ["b", "a"]})
def test_word_list_will_generate_overly_long_passphrase(self):
with pytest.raises(InvalidWordListError,
match="over the maximum length"):
PassphraseGenerator(
language_to_words={"en": ["overlylongwordtogetoverthelimit"]})
def test_word_list_does_not_have_enough_words(self):
with pytest.raises(InvalidWordListError, match="long-enough words"):
PassphraseGenerator(
language_to_words={"en": ["only", "three", "words"]})