Implement Jest Tests for AsciiDoc Editor

The AsciiDoc Editor currently lacks Jest tests. We need to add tests to ensure its functionality and reliability.

**Tasks:**

- Identify the key functionalities of AsciiDoc Editor.
- Write unit tests for:
- Component rendering
- User interactions
- Props and state management
- Write integration tests for:
- Any significant workflows (if applicable)
- Ensure all tests pass in the local environment and CI/CD pipeline.
- Update the documentation to include instructions on running the tests.

**Acceptance Criteria:**

- Jest tests for AsciiDoc Editor are created and passing.

**Additional Information:**

- Any known issues or specific areas of concern related to AsciiDoc Editor can be added here.

Locate the AsciiDoc Editor entry point and the existing Jest setup, then identify the rendering, interaction, props, state, and significant workflow behavior to cover. Add passing unit and applicable integration tests, verify them locally and in CI/CD, and update the documentation with instructions for running the tests.

Written by the indexing model from the issue text.