code: def test_word_completer_ignore_case():
      completer = WordCompleter(["abc", "def", "aaa"], ignore_case=True)
      completions = completer.get_completions(
          Document("a"), CompleteEvent()
      )
      assert [c.text for c in completions] == ["abc", "aaa"]
  
      completions = completer.get_completions(
          Document("A"), CompleteEvent()
      )
      assert [c.text for c in completions] == ["abc", "aaa"]
  
imports: from __future__ import annotations
  import os
  import re
  import shutil
  import tempfile
  from contextlib import contextmanager
  from prompt_toolkit.completion import CompleteEvent, FuzzyWordCompleter, NestedCompleter, PathCompleter, WordCompleter, merge_completers
  from prompt_toolkit.document import Document
label_desc: Use image node_id 13 for calling a global function with example usage: test_word_completer_ignore_case() without return types