RegexGroups

Extraction of elements which are contained in all the subgroups of the match to the pattern. For example, extracting from the string "The quick brown fox" the object `{"article":"The","noun":quick"}` (See arguments descriptions for more details).

python · Filters And Transformers

Details

ID	`RegexGroups`
Language	python
From Version	5.0.0
Docker Image	`demisto/python3:3.12.13.10404775`
Tags	transformer string

Source

RegexGroups.py RegexGroups_test.py RegexGroups.yml

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import demistomock as demisto
import pytest


def test_main__error(mocker):
    """
    Given: Invalid regex flags passed as argument
    When: Calling the main function
    Then: Results should be called once and return an empty str
    """
    from RegexGroups import main

    args = {"flags": "invalidflag", "value": "test"}
    results_mock = mocker.patch.object(demisto, "results")
    mocker.patch.object(demisto, "error")
    mocker.patch.object(demisto, "args", return_value=args)
    main()
    assert results_mock.call_count == 1
    assert results_mock.call_args[0][0] == ""


def test_main__no_match(mocker):
    """
    Given: No matching regex passed as argument
    When: Calling the main function
    Then: Results should be called once and return empty str
    """
    from RegexGroups import main

    args = {"value": "test", "regex": ".*"}
    mocker.patch.object(demisto, "args", return_value=args)
    results_mock = mocker.patch.object(demisto, "results")
    main()
    assert results_mock.call_count == 1
    assert results_mock.call_args[0][0] == ""


def test_main__match(mocker):
    """
    Given: A regex that matches the input value
    When: Calling the main function
    Then: Results should be called once and return matched groups
    """
    from RegexGroups import main

    args = {"value": "test", "regex": "(.*)"}
    mocker.patch.object(demisto, "args", return_value=args)
    results_mock = mocker.patch.object(demisto, "results")
    main()
    assert results_mock.call_count == 1
    assert results_mock.call_args[0][0] == ["test"]


def test_get_regex_matches(mocker):
    from RegexGroups import get_regex_matches

    args = {"value": "dev", "regex": "prod", "groups": "0"}
    mocker.patch.object(demisto, "args", return_value=args)
    try:
        get_regex_matches(args)
    except ValueError:
        pytest.fail("Should ignore groups if no matches.")