code: def test_non_regex_ignore_case(self):
      primitive1 = self.primitive(
          "hello",
          ignore_case=True,
          ignore_non_alphanumeric=False,
          is_regex=False,
          match_whole_words_only=False,
      )
  
      primitive2 = self.primitive(
          "HeLLo",
          ignore_case=True,
          ignore_non_alphanumeric=False,
          is_regex=False,
          match_whole_words_only=False,
      )
  
      answers = [4, 2, 7, 7]
      self.compare(primitive1, self.test_cases, answers)
      self.compare(primitive2, self.test_cases, answers)
  
imports: import numpy
  import pandas
  from featuretools.primitives import CountString
  from featuretools.tests.primitive_tests.utils import PrimitiveTestBase, find_applicable_primitives, valid_dfs
label_desc: Use image node_id 3 for calling the TestCountString obj's underlying member method code with example usage: obj.test_non_regex_ignore_case() without return types