Class StringContainsTest

pythonwhat/Test.py:201–236

Check if a string is present in a text. Can use literal strings or a regex. Attributes: feedback (str): A string containing the failure message in case the test fails. string (regex/str): String or regular expression which is searched for. search_string (str): The

class StringContainsTest(Test):
    """
    Check if a string is present in a text. Can use literal strings or a regex.

    Attributes:
        feedback (str): A string containing the failure message in case the test fails.
        string (regex/str):  String or regular expression which is searched for.
        search_string (str): The text in which is searched.
        pattern (bool): If set to True, string is matched with a regex. Literal otherwise.
        result (bool): True if the test succeed, False if it failed. None if it hasn't been tested yet.
    """

    def __init__(self, string, search_string, pattern, feedback):
        """
        Initialize with a string to look for, a string to search and whether or not to look for a pattern.

        Args:
            string (regex/str):  The string to look for will be set to this.
            search_string (str): The string to search in will be set to this.
            pattern (bool): The pattern boolean will be set to this.
            feedback (str): The failure message will be set to this.
        """
        super().__init__(feedback)
        self.string = string
        self.search_string = search_string
        self.pattern = pattern

    def test(self):
        """
        Perform the actual test. result will be True if string is found (whether or not with a pattern),
        False otherwise.
        """
        if self.pattern:
            self.result = re.search(self.search_string, self.string) is not None
        else:
            self.result = self.string.find(self.search_string) != -1