<commit_before><commit_msg>Add test for parameter option<commit_after>testcase_outputs_missing_operand() {
  subject $0
  assert_match 'missing' "$stderr"
  assert_equal 1 $status
}

testcase_outputs_help() {
  subject $0 --help
  assert_match 'Usage' "$stdout"
}

testcase_output_version() {
  subject $0 --version
  assert_match 'bashtub' "$stdout"
}

testcase_output_unrecognized_option() {
  subject $0 --sushi
  assert_match 'unrecognized' "$stderr"
  assert_match 'sushi' "$stderr"
  assert_equal 1 $status
}

{'fraction_non_alphanumeric': 0.1145631067961165, 'fraction_numerical': 0.011650485436893204, 'mean_word_length': 5.45, 'pattern_counts': {'":': 0, '<': 3, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '7459942', 'n_tokens_mistral': 181, 'n_tokens_neox': 174, 'n_words': 40}