mirror of
https://github.com/google-gemini/gemini-cli.git
synced 2026-03-15 16:41:11 -07:00
1375 lines
39 KiB
TypeScript
1375 lines
39 KiB
TypeScript
/**
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* @license
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* Copyright 2025 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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import type React from 'react';
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import { act } from 'react';
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import { renderHook } from '../../test-utils/render.js';
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import { waitFor } from '../../test-utils/async.js';
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import type { Mock } from 'vitest';
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import { vi } from 'vitest';
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import type { Key } from './KeypressContext.js';
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import {
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KeypressProvider,
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useKeypressContext,
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DRAG_COMPLETION_TIMEOUT_MS,
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KITTY_SEQUENCE_TIMEOUT_MS,
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// CSI_END_O,
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// SS3_END,
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SINGLE_QUOTE,
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DOUBLE_QUOTE,
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} from './KeypressContext.js';
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import { useStdin } from 'ink';
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import { EventEmitter } from 'node:events';
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// Mock the 'ink' module to control stdin
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vi.mock('ink', async (importOriginal) => {
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const original = await importOriginal<typeof import('ink')>();
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return {
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...original,
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useStdin: vi.fn(),
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};
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});
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const PASTE_START = '\x1B[200~';
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const PASTE_END = '\x1B[201~';
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// readline will not emit most incomplete kitty sequences but it will give
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// up on sequences like this where the modifier (135) has more than two digits.
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const INCOMPLETE_KITTY_SEQUENCE = '\x1b[97;135';
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class MockStdin extends EventEmitter {
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isTTY = true;
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setRawMode = vi.fn();
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override on = this.addListener;
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override removeListener = super.removeListener;
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resume = vi.fn();
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pause = vi.fn();
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write(text: string) {
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this.emit('data', text);
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}
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}
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// Helper function to setup keypress test with standard configuration
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const setupKeypressTest = (kittyProtocolEnabled = true) => {
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider kittyProtocolEnabled={kittyProtocolEnabled}>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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return { result, keyHandler };
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};
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describe('KeypressContext - Kitty Protocol', () => {
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let stdin: MockStdin;
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const mockSetRawMode = vi.fn();
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const wrapper = ({
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children,
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kittyProtocolEnabled = true,
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}: {
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children: React.ReactNode;
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kittyProtocolEnabled?: boolean;
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}) => (
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<KeypressProvider kittyProtocolEnabled={kittyProtocolEnabled ?? false}>
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{children}
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</KeypressProvider>
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);
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beforeEach(() => {
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vi.clearAllMocks();
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stdin = new MockStdin();
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(useStdin as Mock).mockReturnValue({
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stdin,
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setRawMode: mockSetRawMode,
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});
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});
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describe('Enter key handling', () => {
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it.each([
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{
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name: 'regular enter key (keycode 13)',
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sequence: '\x1b[13u',
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},
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{
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name: 'numpad enter key (keycode 57414)',
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sequence: '\x1b[57414u',
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},
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])('should recognize $name in kitty protocol', async ({ sequence }) => {
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const { keyHandler } = setupKeypressTest(true);
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act(() => {
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stdin.write(sequence);
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});
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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name: 'return',
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kittyProtocol: true,
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ctrl: false,
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meta: false,
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shift: false,
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}),
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);
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});
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it.each([
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{
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modifier: 'Shift',
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sequence: '\x1b[57414;2u',
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expected: { ctrl: false, meta: false, shift: true },
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},
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{
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modifier: 'Ctrl',
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sequence: '\x1b[57414;5u',
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expected: { ctrl: true, meta: false, shift: false },
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},
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{
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modifier: 'Alt',
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sequence: '\x1b[57414;3u',
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expected: { ctrl: false, meta: true, shift: false },
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},
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])(
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'should handle numpad enter with $modifier modifier',
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async ({ sequence, expected }) => {
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const { keyHandler } = setupKeypressTest(true);
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act(() => stdin.write(sequence));
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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name: 'return',
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kittyProtocol: true,
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...expected,
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}),
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);
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},
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);
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it('should not process kitty sequences when kitty protocol is disabled', async () => {
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const { keyHandler } = setupKeypressTest(false);
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// Send kitty protocol sequence for numpad enter
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act(() => {
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stdin.write(`\x1b[57414u`);
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});
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// When kitty protocol is disabled, the sequence should be passed through
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// as individual keypresses, not recognized as a single enter key
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expect(keyHandler).not.toHaveBeenCalledWith(
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expect.objectContaining({
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name: 'return',
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kittyProtocol: true,
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}),
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);
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});
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});
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describe('Escape key handling', () => {
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it('should recognize escape key (keycode 27) in kitty protocol', async () => {
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const { keyHandler } = setupKeypressTest(true);
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// Send kitty protocol sequence for escape: ESC[27u
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act(() => {
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stdin.write('\x1b[27u');
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});
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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name: 'escape',
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kittyProtocol: true,
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}),
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);
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});
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it('should handle lone Escape key (keycode 27) with timeout when kitty protocol is enabled', async () => {
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// Use real timers for this test to avoid issues with stream/buffer timing
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vi.useRealTimers();
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider kittyProtocolEnabled={true}>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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// Send just ESC
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act(() => {
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stdin.write('\x1b');
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});
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// Should be buffered initially
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expect(keyHandler).not.toHaveBeenCalled();
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// Wait for timeout
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await waitFor(
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() => {
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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name: 'escape',
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meta: true,
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}),
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);
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},
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{ timeout: 500 },
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);
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});
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});
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describe('Tab and Backspace handling', () => {
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it.each([
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{
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name: 'Tab key',
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sequence: '\x1b[9u',
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expected: { name: 'tab', shift: false },
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},
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{
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name: 'Shift+Tab',
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sequence: '\x1b[9;2u',
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expected: { name: 'tab', shift: true },
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},
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{
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name: 'Backspace',
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sequence: '\x1b[127u',
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expected: { name: 'backspace', meta: false },
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},
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{
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name: 'Option+Backspace',
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sequence: '\x1b[127;3u',
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expected: { name: 'backspace', meta: true },
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},
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{
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name: 'Ctrl+Backspace',
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sequence: '\x1b[127;5u',
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expected: { name: 'backspace', ctrl: true },
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},
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])(
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'should recognize $name in kitty protocol',
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async ({ sequence, expected }) => {
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const { keyHandler } = setupKeypressTest(true);
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act(() => {
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stdin.write(sequence);
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});
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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...expected,
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kittyProtocol: true,
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}),
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);
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},
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);
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});
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describe('paste mode', () => {
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it.each([
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{
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name: 'handle multiline paste as a single event',
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pastedText: 'This \n is \n a \n multiline \n paste.',
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writeSequence: (text: string) => {
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stdin.write(PASTE_START);
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stdin.write(text);
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stdin.write(PASTE_END);
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},
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},
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{
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name: 'handle paste start code split over multiple writes',
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pastedText: 'pasted content',
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writeSequence: (text: string) => {
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stdin.write(PASTE_START.slice(0, 3));
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stdin.write(PASTE_START.slice(3));
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stdin.write(text);
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stdin.write(PASTE_END);
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},
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},
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{
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name: 'handle paste end code split over multiple writes',
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pastedText: 'pasted content',
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writeSequence: (text: string) => {
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stdin.write(PASTE_START);
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stdin.write(text);
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stdin.write(PASTE_END.slice(0, 3));
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stdin.write(PASTE_END.slice(3));
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},
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},
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])('should $name', async ({ pastedText, writeSequence }) => {
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const keyHandler = vi.fn();
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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act(() => writeSequence(pastedText));
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await waitFor(() => {
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expect(keyHandler).toHaveBeenCalledTimes(1);
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});
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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paste: true,
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sequence: pastedText,
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}),
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);
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});
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});
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describe('debug keystroke logging', () => {
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let consoleLogSpy: ReturnType<typeof vi.spyOn>;
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let consoleWarnSpy: ReturnType<typeof vi.spyOn>;
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beforeEach(() => {
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consoleLogSpy = vi.spyOn(console, 'log').mockImplementation(() => {});
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consoleWarnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
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});
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afterEach(() => {
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consoleLogSpy.mockRestore();
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consoleWarnSpy.mockRestore();
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});
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it('should not log keystrokes when debugKeystrokeLogging is false', async () => {
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider
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kittyProtocolEnabled={true}
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debugKeystrokeLogging={false}
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>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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// Send a kitty sequence
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act(() => {
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stdin.write('\x1b[27u');
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});
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expect(keyHandler).toHaveBeenCalled();
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expect(consoleLogSpy).not.toHaveBeenCalledWith(
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expect.stringContaining('[DEBUG] Kitty'),
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);
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});
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it('should log kitty buffer accumulation when debugKeystrokeLogging is true', async () => {
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider
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kittyProtocolEnabled={true}
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debugKeystrokeLogging={true}
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>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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// Send a complete kitty sequence for escape
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act(() => stdin.write('\x1b[27u'));
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expect(consoleLogSpy).toHaveBeenCalledWith(
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'[DEBUG] Input buffer accumulating:',
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expect.stringContaining('"\\u001b[27u"'),
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);
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const parsedCall = consoleLogSpy.mock.calls.find(
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(args) =>
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typeof args[0] === 'string' &&
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args[0].includes('[DEBUG] Sequence parsed successfully'),
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);
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expect(parsedCall).toBeTruthy();
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expect(parsedCall?.[1]).toEqual(expect.stringContaining('\\u001b[27u'));
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});
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it('should log kitty buffer overflow when debugKeystrokeLogging is true', async () => {
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider
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kittyProtocolEnabled={true}
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debugKeystrokeLogging={true}
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>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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// Send a long sequence starting with a valid kitty prefix to trigger overflow
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const longSequence = '\x1b[1;' + '1'.repeat(100);
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act(() => stdin.write(longSequence));
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expect(consoleLogSpy).toHaveBeenCalledWith(
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'[DEBUG] Input buffer overflow, clearing:',
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expect.any(String),
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);
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});
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it('should log kitty buffer clear on Ctrl+C when debugKeystrokeLogging is true', async () => {
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider
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kittyProtocolEnabled={true}
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debugKeystrokeLogging={true}
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>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
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// Send Ctrl+C
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act(() => stdin.write('\x03'));
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expect(consoleLogSpy).toHaveBeenCalledWith(
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'[DEBUG] Input buffer cleared on Ctrl+C:',
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INCOMPLETE_KITTY_SEQUENCE,
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);
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// Verify Ctrl+C was handled
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expect(keyHandler).toHaveBeenCalledWith(
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expect.objectContaining({
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name: 'c',
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ctrl: true,
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}),
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);
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});
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it('should show char codes when debugKeystrokeLogging is true even without debug mode', async () => {
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const keyHandler = vi.fn();
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const wrapper = ({ children }: { children: React.ReactNode }) => (
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<KeypressProvider
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kittyProtocolEnabled={true}
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debugKeystrokeLogging={true}
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>
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{children}
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</KeypressProvider>
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);
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
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act(() => result.current.subscribe(keyHandler));
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// Send incomplete kitty sequence
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act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
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// Verify debug logging for accumulation
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expect(consoleLogSpy).toHaveBeenCalledWith(
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'[DEBUG] Input buffer accumulating:',
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JSON.stringify(INCOMPLETE_KITTY_SEQUENCE),
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);
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// Verify warning for char codes
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expect(consoleWarnSpy).toHaveBeenCalledWith(
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'Input sequence buffer has content:',
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JSON.stringify(INCOMPLETE_KITTY_SEQUENCE),
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);
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});
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});
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|
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describe('Parameterized functional keys', () => {
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it.each([
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// Parameterized
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{ sequence: `\x1b[1;2H`, expected: { name: 'home', shift: true } },
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{ sequence: `\x1b[1;5F`, expected: { name: 'end', ctrl: true } },
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{ sequence: `\x1b[1;1P`, expected: { name: 'f1' } },
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{ sequence: `\x1b[1;3Q`, expected: { name: 'f2', meta: true } },
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{ sequence: `\x1b[3~`, expected: { name: 'delete' } },
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{ sequence: `\x1b[5~`, expected: { name: 'pageup' } },
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{ sequence: `\x1b[6~`, expected: { name: 'pagedown' } },
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{ sequence: `\x1b[1~`, expected: { name: 'home' } },
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{ sequence: `\x1b[4~`, expected: { name: 'end' } },
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{ sequence: `\x1b[2~`, expected: { name: 'insert' } },
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{ sequence: `\x1b[11~`, expected: { name: 'f1' } },
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{ sequence: `\x1b[17~`, expected: { name: 'f6' } },
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{ sequence: `\x1b[23~`, expected: { name: 'f11' } },
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{ sequence: `\x1b[24~`, expected: { name: 'f12' } },
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// Reverse tabs
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{ sequence: `\x1b[Z`, expected: { name: 'tab', shift: true } },
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{ sequence: `\x1b[1;2Z`, expected: { name: 'tab', shift: true } },
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// Legacy Arrows
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{
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sequence: `\x1b[A`,
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expected: { name: 'up', ctrl: false, meta: false, shift: false },
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},
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{
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sequence: `\x1b[B`,
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expected: { name: 'down', ctrl: false, meta: false, shift: false },
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},
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{
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sequence: `\x1b[C`,
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expected: { name: 'right', ctrl: false, meta: false, shift: false },
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},
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{
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sequence: `\x1b[D`,
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expected: { name: 'left', ctrl: false, meta: false, shift: false },
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},
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// Legacy Home/End
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{
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sequence: `\x1b[H`,
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expected: { name: 'home', ctrl: false, meta: false, shift: false },
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},
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{
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sequence: `\x1b[F`,
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expected: { name: 'end', ctrl: false, meta: false, shift: false },
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},
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])(
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'should recognize sequence "$sequence" as $expected.name',
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({ sequence, expected }) => {
|
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const keyHandler = vi.fn();
|
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const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
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act(() => result.current.subscribe(keyHandler));
|
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|
|
act(() => stdin.write(sequence));
|
|
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining(expected),
|
|
);
|
|
},
|
|
);
|
|
});
|
|
|
|
describe('Double-tap and batching', () => {
|
|
it('should emit two delete events for double-tap CSI[3~', async () => {
|
|
const { keyHandler } = setupKeypressTest(true);
|
|
|
|
act(() => stdin.write(`\x1b[3~`));
|
|
act(() => stdin.write(`\x1b[3~`));
|
|
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
1,
|
|
expect.objectContaining({ name: 'delete' }),
|
|
);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
2,
|
|
expect.objectContaining({ name: 'delete' }),
|
|
);
|
|
});
|
|
|
|
it('should parse two concatenated tilde-coded sequences in one chunk', async () => {
|
|
const { keyHandler } = setupKeypressTest(true);
|
|
|
|
act(() => stdin.write(`\x1b[3~\x1b[5~`));
|
|
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({ name: 'delete' }),
|
|
);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({ name: 'pageup' }),
|
|
);
|
|
});
|
|
|
|
it('should ignore incomplete CSI then parse the next complete sequence', async () => {
|
|
const { keyHandler } = setupKeypressTest(true);
|
|
|
|
// Incomplete ESC sequence then a complete Delete
|
|
act(() => {
|
|
// Provide an incomplete ESC sequence chunk with a real ESC character
|
|
stdin.write('\x1b[1;');
|
|
});
|
|
act(() => stdin.write(`\x1b[3~`));
|
|
|
|
expect(keyHandler).toHaveBeenCalledTimes(1);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({ name: 'delete' }),
|
|
);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('Drag and Drop Handling', () => {
|
|
let stdin: MockStdin;
|
|
const mockSetRawMode = vi.fn();
|
|
|
|
const wrapper = ({
|
|
children,
|
|
kittyProtocolEnabled = true,
|
|
}: {
|
|
children: React.ReactNode;
|
|
kittyProtocolEnabled?: boolean;
|
|
}) => (
|
|
<KeypressProvider kittyProtocolEnabled={kittyProtocolEnabled}>
|
|
{children}
|
|
</KeypressProvider>
|
|
);
|
|
|
|
beforeEach(() => {
|
|
vi.clearAllMocks();
|
|
vi.useFakeTimers();
|
|
stdin = new MockStdin();
|
|
(useStdin as Mock).mockReturnValue({
|
|
stdin,
|
|
setRawMode: mockSetRawMode,
|
|
});
|
|
});
|
|
|
|
afterEach(() => {
|
|
vi.useRealTimers();
|
|
});
|
|
|
|
describe('drag start by quotes', () => {
|
|
it.each([
|
|
{ name: 'single quote', quote: SINGLE_QUOTE },
|
|
{ name: 'double quote', quote: DOUBLE_QUOTE },
|
|
])(
|
|
'should start collecting when $name arrives and not broadcast immediately',
|
|
async ({ quote }) => {
|
|
const keyHandler = vi.fn();
|
|
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(quote));
|
|
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
},
|
|
);
|
|
});
|
|
|
|
describe('drag collection and completion', () => {
|
|
it.each([
|
|
{
|
|
name: 'collect single character inputs during drag mode',
|
|
characters: ['a'],
|
|
expectedText: 'a',
|
|
},
|
|
{
|
|
name: 'collect multiple characters and complete on timeout',
|
|
characters: ['p', 'a', 't', 'h'],
|
|
expectedText: 'path',
|
|
},
|
|
])('should $name', async ({ characters, expectedText }) => {
|
|
const keyHandler = vi.fn();
|
|
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(SINGLE_QUOTE));
|
|
|
|
characters.forEach((char) => {
|
|
act(() => stdin.write(char));
|
|
});
|
|
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
act(() => {
|
|
vi.advanceTimersByTime(DRAG_COMPLETION_TIMEOUT_MS + 10);
|
|
});
|
|
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: '',
|
|
paste: true,
|
|
sequence: `${SINGLE_QUOTE}${expectedText}`,
|
|
}),
|
|
);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('Kitty Sequence Parsing', () => {
|
|
let stdin: MockStdin;
|
|
const mockSetRawMode = vi.fn();
|
|
|
|
const wrapper = ({
|
|
children,
|
|
kittyProtocolEnabled = true,
|
|
}: {
|
|
children: React.ReactNode;
|
|
kittyProtocolEnabled?: boolean;
|
|
}) => (
|
|
<KeypressProvider kittyProtocolEnabled={kittyProtocolEnabled}>
|
|
{children}
|
|
</KeypressProvider>
|
|
);
|
|
|
|
beforeEach(() => {
|
|
vi.clearAllMocks();
|
|
vi.useFakeTimers();
|
|
stdin = new MockStdin();
|
|
(useStdin as Mock).mockReturnValue({
|
|
stdin,
|
|
setRawMode: mockSetRawMode,
|
|
});
|
|
});
|
|
|
|
afterEach(() => {
|
|
vi.useRealTimers();
|
|
});
|
|
|
|
describe('Cross-terminal Alt key handling (simulating macOS)', () => {
|
|
let originalPlatform: NodeJS.Platform;
|
|
|
|
beforeEach(() => {
|
|
originalPlatform = process.platform;
|
|
Object.defineProperty(process, 'platform', {
|
|
value: 'darwin',
|
|
configurable: true,
|
|
});
|
|
});
|
|
|
|
afterEach(() => {
|
|
Object.defineProperty(process, 'platform', {
|
|
value: originalPlatform,
|
|
configurable: true,
|
|
});
|
|
});
|
|
|
|
// Terminals to test
|
|
const terminals = ['iTerm2', 'Ghostty', 'MacTerminal', 'VSCodeTerminal'];
|
|
|
|
// Key mappings: letter -> [keycode, accented character]
|
|
const keys: Record<string, [number, string]> = {
|
|
b: [98, '\u222B'],
|
|
f: [102, '\u0192'],
|
|
m: [109, '\u00B5'],
|
|
};
|
|
|
|
it.each(
|
|
terminals.flatMap((terminal) =>
|
|
Object.entries(keys).map(([key, [keycode, accentedChar]]) => {
|
|
if (terminal === 'Ghostty') {
|
|
// Ghostty uses kitty protocol sequences
|
|
return {
|
|
terminal,
|
|
key,
|
|
chunk: `\x1b[${keycode};3u`,
|
|
expected: {
|
|
name: key,
|
|
ctrl: false,
|
|
meta: true,
|
|
shift: false,
|
|
paste: false,
|
|
kittyProtocol: true,
|
|
},
|
|
};
|
|
} else if (terminal === 'MacTerminal') {
|
|
// Mac Terminal sends ESC + letter
|
|
return {
|
|
terminal,
|
|
key,
|
|
kitty: false,
|
|
chunk: `\x1b${key}`,
|
|
expected: {
|
|
sequence: `\x1b${key}`,
|
|
name: key,
|
|
ctrl: false,
|
|
meta: true,
|
|
shift: false,
|
|
paste: false,
|
|
},
|
|
};
|
|
} else {
|
|
// iTerm2 and VSCode send accented characters (å, ø, µ)
|
|
// Note: µ (mu) is sent with meta:false on iTerm2/VSCode but
|
|
// gets converted to m with meta:true
|
|
return {
|
|
terminal,
|
|
key,
|
|
chunk: accentedChar,
|
|
expected: {
|
|
name: key,
|
|
ctrl: false,
|
|
meta: true, // Always expect meta:true after conversion
|
|
shift: false,
|
|
paste: false,
|
|
sequence: accentedChar,
|
|
},
|
|
};
|
|
}
|
|
}),
|
|
),
|
|
)(
|
|
'should handle Alt+$key in $terminal',
|
|
({
|
|
chunk,
|
|
expected,
|
|
kitty = true,
|
|
}: {
|
|
chunk: string;
|
|
expected: Partial<Key>;
|
|
kitty?: boolean;
|
|
}) => {
|
|
const keyHandler = vi.fn();
|
|
const testWrapper = ({ children }: { children: React.ReactNode }) => (
|
|
<KeypressProvider kittyProtocolEnabled={kitty}>
|
|
{children}
|
|
</KeypressProvider>
|
|
);
|
|
const { result } = renderHook(() => useKeypressContext(), {
|
|
wrapper: testWrapper,
|
|
});
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(chunk));
|
|
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining(expected),
|
|
);
|
|
},
|
|
);
|
|
});
|
|
|
|
describe('Backslash key handling', () => {
|
|
beforeEach(() => {
|
|
vi.useFakeTimers();
|
|
});
|
|
|
|
afterEach(() => {
|
|
vi.useRealTimers();
|
|
});
|
|
|
|
it('should treat backslash as a regular keystroke', () => {
|
|
const { keyHandler } = setupKeypressTest(true);
|
|
|
|
act(() => stdin.write('\\'));
|
|
|
|
// Advance timers to trigger the backslash timeout
|
|
act(() => {
|
|
vi.runAllTimers();
|
|
});
|
|
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
sequence: '\\',
|
|
meta: false,
|
|
}),
|
|
);
|
|
});
|
|
});
|
|
|
|
it('should timeout and flush incomplete kitty sequences after 50ms', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
|
|
|
|
// Should not broadcast immediately
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
// Advance time just before timeout
|
|
act(() => vi.advanceTimersByTime(KITTY_SEQUENCE_TIMEOUT_MS - 5));
|
|
|
|
// Still shouldn't broadcast
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
// Advance past timeout
|
|
act(() => vi.advanceTimersByTime(10));
|
|
|
|
// Should now broadcast the incomplete sequence as regular input
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: '',
|
|
sequence: INCOMPLETE_KITTY_SEQUENCE,
|
|
paste: false,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should immediately flush non-kitty CSI sequences', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send a CSI sequence that doesn't match kitty patterns
|
|
// ESC[m is SGR reset, not a kitty sequence
|
|
act(() => stdin.write('\x1b[m'));
|
|
|
|
// Should broadcast immediately as it's not a valid kitty pattern
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
sequence: '\x1b[m',
|
|
paste: false,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should parse valid kitty sequences immediately when complete', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send complete kitty sequence for Ctrl+A
|
|
act(() => stdin.write('\x1b[97;5u'));
|
|
|
|
// Should parse and broadcast immediately
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: 'a',
|
|
ctrl: true,
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should handle batched kitty sequences correctly', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send Ctrl+a followed by Ctrl+b
|
|
act(() => stdin.write('\x1b[97;5u\x1b[98;5u'));
|
|
|
|
// Should parse both sequences
|
|
expect(keyHandler).toHaveBeenCalledTimes(2);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
1,
|
|
expect.objectContaining({
|
|
name: 'a',
|
|
ctrl: true,
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
2,
|
|
expect.objectContaining({
|
|
name: 'b',
|
|
ctrl: true,
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should clear kitty buffer and timeout on Ctrl+C', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
|
|
|
|
// Press Ctrl+C
|
|
act(() => stdin.write('\x03'));
|
|
|
|
// Advance past timeout
|
|
act(() => vi.advanceTimersByTime(KITTY_SEQUENCE_TIMEOUT_MS + 10));
|
|
|
|
// Should only have received Ctrl+C, not the incomplete sequence
|
|
expect(keyHandler).toHaveBeenCalledTimes(1);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: 'c',
|
|
ctrl: true,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should handle mixed valid and invalid sequences', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send valid kitty sequence followed by invalid CSI
|
|
// Valid enter, then invalid sequence
|
|
act(() => stdin.write('\x1b[13u\x1b[!'));
|
|
|
|
// Should parse valid sequence and flush invalid immediately
|
|
expect(keyHandler).toHaveBeenCalledTimes(2);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
1,
|
|
expect.objectContaining({
|
|
name: 'return',
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
2,
|
|
expect.objectContaining({
|
|
sequence: '\x1b[!',
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should not buffer sequences when kitty protocol is disabled', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), {
|
|
wrapper: ({ children }) =>
|
|
wrapper({ children, kittyProtocolEnabled: false }),
|
|
});
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send what would be a kitty sequence
|
|
act(() => stdin.write('\x1b[13u'));
|
|
|
|
// Should pass through without parsing
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
sequence: '\x1b[13u',
|
|
}),
|
|
);
|
|
expect(keyHandler).not.toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: 'return',
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should handle sequences arriving character by character', async () => {
|
|
vi.useRealTimers(); // Required for correct buffering timing.
|
|
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => {
|
|
result.current.subscribe(keyHandler);
|
|
});
|
|
|
|
// Send kitty sequence character by character
|
|
const sequence = '\x1b[27u'; // Escape key
|
|
for (const char of sequence) {
|
|
act(() => {
|
|
stdin.emit('data', Buffer.from(char));
|
|
});
|
|
await new Promise((resolve) => setImmediate(resolve));
|
|
}
|
|
|
|
// Should parse once complete
|
|
await waitFor(() => {
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: 'escape',
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
});
|
|
});
|
|
|
|
it('should reset timeout when new input arrives', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Start incomplete sequence
|
|
act(() => stdin.write('\x1b[97;13'));
|
|
|
|
// Advance time partway
|
|
act(() => vi.advanceTimersByTime(30));
|
|
|
|
// Add more to sequence
|
|
act(() => stdin.write('5'));
|
|
|
|
// Advance time from the first timeout point
|
|
act(() => vi.advanceTimersByTime(25));
|
|
|
|
// Should not have timed out yet (timeout restarted)
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
// Complete the sequence
|
|
act(() => stdin.write('u'));
|
|
|
|
// Should now parse as complete enter key
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: 'a',
|
|
kittyProtocol: true,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should flush incomplete kitty sequence on FOCUS_IN event', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
|
|
|
|
// Incomplete sequence should be buffered, not broadcast
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
// Send FOCUS_IN event
|
|
act(() => stdin.write('\x1b[I'));
|
|
|
|
// The buffered sequence should be flushed
|
|
expect(keyHandler).toHaveBeenCalledTimes(1);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: '',
|
|
sequence: INCOMPLETE_KITTY_SEQUENCE,
|
|
paste: false,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should flush incomplete kitty sequence on FOCUS_OUT event', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
|
|
|
|
// Incomplete sequence should be buffered, not broadcast
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
// Send FOCUS_OUT event
|
|
act(() => stdin.write('\x1b[O'));
|
|
|
|
// The buffered sequence should be flushed
|
|
expect(keyHandler).toHaveBeenCalledTimes(1);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: '',
|
|
sequence: INCOMPLETE_KITTY_SEQUENCE,
|
|
paste: false,
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should flush incomplete kitty sequence on paste event', async () => {
|
|
vi.useFakeTimers();
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => stdin.write(INCOMPLETE_KITTY_SEQUENCE));
|
|
|
|
// Incomplete sequence should be buffered, not broadcast
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
// Send paste start sequence
|
|
act(() => stdin.write(`\x1b[200~`));
|
|
|
|
// The buffered sequence should be flushed
|
|
expect(keyHandler).toHaveBeenCalledTimes(1);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: '',
|
|
sequence: INCOMPLETE_KITTY_SEQUENCE,
|
|
paste: false,
|
|
}),
|
|
);
|
|
|
|
// Now send some paste content and end paste to make sure paste still works
|
|
const pastedText = 'hello';
|
|
const PASTE_MODE_SUFFIX = `\x1b[201~`;
|
|
act(() => {
|
|
stdin.write(pastedText);
|
|
stdin.write(PASTE_MODE_SUFFIX);
|
|
});
|
|
|
|
act(() => vi.runAllTimers());
|
|
|
|
// The paste event should be broadcast
|
|
expect(keyHandler).toHaveBeenCalledTimes(2);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
2,
|
|
expect.objectContaining({
|
|
paste: true,
|
|
sequence: pastedText,
|
|
}),
|
|
);
|
|
vi.useRealTimers();
|
|
});
|
|
|
|
describe('SGR Mouse Handling', () => {
|
|
it('should ignore SGR mouse sequences', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send various SGR mouse sequences
|
|
act(() => {
|
|
stdin.write('\x1b[<0;10;20M'); // Mouse press
|
|
stdin.write('\x1b[<0;10;20m'); // Mouse release
|
|
stdin.write('\x1b[<32;30;40M'); // Mouse drag
|
|
stdin.write('\x1b[<64;5;5M'); // Scroll up
|
|
});
|
|
|
|
// Should not broadcast any of these as keystrokes
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
});
|
|
|
|
it('should handle mixed SGR mouse and key sequences', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send mouse event then a key press
|
|
act(() => {
|
|
stdin.write('\x1b[<0;10;20M');
|
|
stdin.write('a');
|
|
});
|
|
|
|
// Should only broadcast 'a'
|
|
expect(keyHandler).toHaveBeenCalledTimes(1);
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({
|
|
name: 'a',
|
|
sequence: 'a',
|
|
}),
|
|
);
|
|
});
|
|
|
|
it('should ignore X11 mouse sequences', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send X11 mouse sequence: ESC [ M followed by 3 bytes
|
|
// Space is 32. 32+0=32 (button 0), 32+33=65 ('A', col 33), 32+34=66 ('B', row 34)
|
|
const x11Seq = '\x1b[M AB';
|
|
|
|
act(() => {
|
|
stdin.write(x11Seq);
|
|
});
|
|
|
|
// Should not broadcast as keystrokes
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
});
|
|
|
|
it('should not flush slow SGR mouse sequences as garbage', async () => {
|
|
vi.useFakeTimers();
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
// Send start of SGR sequence
|
|
act(() => stdin.write('\x1b[<'));
|
|
|
|
// Advance time past the normal kitty timeout (50ms)
|
|
act(() => vi.advanceTimersByTime(KITTY_SEQUENCE_TIMEOUT_MS + 10));
|
|
|
|
// Send the rest
|
|
act(() => stdin.write('0;37;25M'));
|
|
|
|
// Should NOT have flushed the prefix as garbage, and should have consumed the whole thing
|
|
expect(keyHandler).not.toHaveBeenCalled();
|
|
|
|
vi.useRealTimers();
|
|
});
|
|
|
|
it('should ignore specific SGR mouse sequence sandwiched between keystrokes', async () => {
|
|
const keyHandler = vi.fn();
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => {
|
|
stdin.write('H');
|
|
stdin.write('\x1b[<64;96;8M');
|
|
stdin.write('I');
|
|
});
|
|
|
|
expect(keyHandler).toHaveBeenCalledTimes(2);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
1,
|
|
expect.objectContaining({ name: 'h', sequence: 'H', shift: true }),
|
|
);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
2,
|
|
expect.objectContaining({ name: 'i', sequence: 'I', shift: true }),
|
|
);
|
|
});
|
|
});
|
|
|
|
describe('Ignored Sequences', () => {
|
|
describe.each([true, false])(
|
|
'with kittyProtocolEnabled = %s',
|
|
(kittyEnabled) => {
|
|
it.each([
|
|
{ name: 'Focus In', sequence: '\x1b[I' },
|
|
{ name: 'Focus Out', sequence: '\x1b[O' },
|
|
{ name: 'SGR Mouse Release', sequence: '\u001b[<0;44;18m' },
|
|
{ name: 'something mouse', sequence: '\u001b[<0;53;19M' },
|
|
{ name: 'another mouse', sequence: '\u001b[<0;29;19m' },
|
|
])('should ignore $name sequence', async ({ sequence }) => {
|
|
vi.useFakeTimers();
|
|
const keyHandler = vi.fn();
|
|
const wrapper = ({ children }: { children: React.ReactNode }) => (
|
|
<KeypressProvider kittyProtocolEnabled={kittyEnabled}>
|
|
{children}
|
|
</KeypressProvider>
|
|
);
|
|
const { result } = renderHook(() => useKeypressContext(), {
|
|
wrapper,
|
|
});
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
for (const char of sequence) {
|
|
act(() => {
|
|
stdin.write(char);
|
|
});
|
|
await act(async () => {
|
|
vi.advanceTimersByTime(0);
|
|
});
|
|
}
|
|
|
|
act(() => {
|
|
stdin.write('HI');
|
|
});
|
|
|
|
expect(keyHandler).toHaveBeenCalledTimes(2);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
1,
|
|
expect.objectContaining({ name: 'h', sequence: 'H', shift: true }),
|
|
);
|
|
expect(keyHandler).toHaveBeenNthCalledWith(
|
|
2,
|
|
expect.objectContaining({ name: 'i', sequence: 'I', shift: true }),
|
|
);
|
|
vi.useRealTimers();
|
|
});
|
|
},
|
|
);
|
|
|
|
it('should handle F12 when kittyProtocolEnabled is false', async () => {
|
|
const keyHandler = vi.fn();
|
|
const wrapper = ({ children }: { children: React.ReactNode }) => (
|
|
<KeypressProvider kittyProtocolEnabled={false}>
|
|
{children}
|
|
</KeypressProvider>
|
|
);
|
|
const { result } = renderHook(() => useKeypressContext(), { wrapper });
|
|
act(() => result.current.subscribe(keyHandler));
|
|
|
|
act(() => {
|
|
stdin.write('\u001b[24~');
|
|
});
|
|
|
|
expect(keyHandler).toHaveBeenCalledWith(
|
|
expect.objectContaining({ name: 'f12', sequence: '\u001b[24~' }),
|
|
);
|
|
});
|
|
});
|
|
});
|