def test_convert_num_to_word_2(): assert convert_num_to_word( 132123) == "one hundred thirty-two thousand one hundred twenty-three"
def test_convert_num_to_word_1(): assert convert_num_to_word(123) == "one hundred twenty-three"
def test_convert_num_to_word_4(): assert convert_num_to_word( 9999) == "nine thousand nine hundred ninety-nine"
def test_convert_num_to_word_5(): assert convert_num_to_word(10000001) == "ten million one"
def test_convert_num_to_word_3(): assert convert_num_to_word( 2111111 ) == "two million one hundred eleven thousand one hundred eleven"