def test_are_anagrams_ignore_spaces_and_case(word1, word2, expected):
    result = is_anagram(word1, word2)
    assert result is expected
def test_are_not_anagrams(word1, word2):
    result = is_anagram(word1, word2)
    assert result is False
def test_is_geen_anagram():
    result = is_anagram("konijn", "ezel")
    assert result is False
def test_are_anagrams(word1, word2):
    result = is_anagram(word1, word2)
    assert result is True
def test_is_anagram():
    result = is_anagram("listen", "silent")
    assert result is True