code: def test_emacs_reverse_search():
      history = _history()
  
      # ControlR  (reverse-search-history)
      result, cli = _feed_cli_with_input(
          "\x12input\r\r", history=history
      )
      assert result.text == "line3 third input"
  
      # Hitting ControlR twice.
      result, cli = _feed_cli_with_input(
          "\x12input\x12\r\r", history=history
      )
      assert result.text == "line2 second input"
  
imports: from __future__ import annotations
  from functools import partial
  import pytest
  from prompt_toolkit.clipboard import ClipboardData, InMemoryClipboard
  from prompt_toolkit.enums import EditingMode
  from prompt_toolkit.filters import ViInsertMode
  from prompt_toolkit.history import InMemoryHistory
  from prompt_toolkit.input.defaults import create_pipe_input
  from prompt_toolkit.input.vt100_parser import ANSI_SEQUENCES
  from prompt_toolkit.key_binding.bindings.named_commands import prefix_meta
  from prompt_toolkit.key_binding.key_bindings import KeyBindings
  from prompt_toolkit.output import DummyOutput
  from prompt_toolkit.shortcuts import PromptSession
label_desc: Use image node_id 13 for calling a global function with example usage: test_emacs_reverse_search() without return types