feat: Adds shell command context to gemini history (#1076)

This commit is contained in:
Abhi
2025-06-15 22:09:30 -04:00
committed by GitHub
parent 7f06ad40c5
commit bedff2ca79
5 changed files with 483 additions and 453 deletions

View File

@@ -4,290 +4,176 @@
* SPDX-License-Identifier: Apache-2.0
*/
/* eslint-disable @typescript-eslint/no-explicit-any */
import { act, renderHook } from '@testing-library/react';
import { useShellCommandProcessor } from './shellCommandProcessor.js';
import { type Config } from '@gemini-cli/core';
import { type PartListUnion } from '@google/genai';
import { existsSync, readFileSync, unlinkSync } from 'fs';
import type * as FsMod from 'fs';
import type { exec as ExecType } from 'child_process'; // For typing the injected mock
// Mocks
const mockAddItemToHistory = vi.fn();
const mockSetPendingHistoryItem = vi.fn();
const mockOnExec = vi.fn(async (promise) => await promise);
const mockOnDebugMessage = vi.fn();
const mockGetTargetDir = vi.fn();
let mockExecuteCommand: ReturnType<typeof vi.fn>; // This will be our injected mock for child_process.exec
const mockConfig = {
getTargetDir: mockGetTargetDir,
} as unknown as Config;
vi.mock('crypto', () => ({
default: {
randomBytes: vi.fn(() => ({ toString: vi.fn(() => 'randomBytes') })),
},
randomBytes: vi.fn(() => ({ toString: vi.fn(() => 'randomBytes') })),
}));
vi.mock('path', () => ({
default: {
join: vi.fn((...args) => args.join('/')),
sep: '/',
},
join: vi.fn((...args) => args.join('/')),
sep: '/',
}));
import { vi } from 'vitest';
import { useShellCommandProcessor } from './shellCommandProcessor';
import { Config, GeminiClient } from '@gemini-cli/core';
import * as fs from 'fs';
import EventEmitter from 'events';
// Mock dependencies
vi.mock('child_process');
vi.mock('fs');
vi.mock('os', () => ({
default: {
tmpdir: vi.fn(() => '/tmp'),
platform: vi.fn(() => 'linux'),
platform: () => 'linux',
tmpdir: () => '/tmp',
},
tmpdir: vi.fn(() => '/tmp'),
platform: vi.fn(() => 'linux'),
platform: () => 'linux',
tmpdir: () => '/tmp',
}));
vi.mock('@gemini-cli/core');
vi.mock('../utils/textUtils.js', () => ({
isBinary: vi.fn(),
}));
// Configure the fs mock to use new vi.fn() instances created within the factory
vi.mock('fs', async (importOriginal) => {
const original = (await importOriginal()) as typeof FsMod;
const internalMockFsExistsSync = vi.fn();
const internalMockFsReadFileSync = vi.fn();
const internalMockFsUnlinkSync = vi.fn();
return {
...original,
existsSync: internalMockFsExistsSync,
readFileSync: internalMockFsReadFileSync,
unlinkSync: internalMockFsUnlinkSync,
};
});
describe('useShellCommandProcessor', () => {
// These spies will point to the vi.fn() instances created by the vi.mock('fs') factory.
let existsSyncSpy: ReturnType<typeof vi.mocked<typeof existsSync>>;
let readFileSyncSpy: ReturnType<typeof vi.mocked<typeof readFileSync>>;
let unlinkSyncSpy: ReturnType<typeof vi.mocked<typeof unlinkSync>>;
let spawnEmitter: EventEmitter;
let addItemToHistoryMock: vi.Mock;
let setPendingHistoryItemMock: vi.Mock;
let onExecMock: vi.Mock;
let onDebugMessageMock: vi.Mock;
let configMock: Config;
let geminiClientMock: GeminiClient;
beforeEach(() => {
vi.clearAllMocks();
mockExecuteCommand = vi.fn(); // Injected exec command mock
beforeEach(async () => {
const { spawn } = await import('child_process');
spawnEmitter = new EventEmitter();
spawnEmitter.stdout = new EventEmitter();
spawnEmitter.stderr = new EventEmitter();
(spawn as vi.Mock).mockReturnValue(spawnEmitter);
// Assign the imported (and mocked by vi.mock factory) fs functions to spies
existsSyncSpy = existsSync as unknown as ReturnType<
typeof vi.mocked<typeof existsSync>
>;
readFileSyncSpy = readFileSync as unknown as ReturnType<
typeof vi.mocked<typeof readFileSync>
>;
unlinkSyncSpy = unlinkSync as unknown as ReturnType<
typeof vi.mocked<typeof unlinkSync>
>;
vi.spyOn(fs, 'existsSync').mockReturnValue(false);
vi.spyOn(fs, 'readFileSync').mockReturnValue('');
vi.spyOn(fs, 'unlinkSync').mockReturnValue(undefined);
// It's important to reset these spies if they are to be configured per test
existsSyncSpy.mockReset();
readFileSyncSpy.mockReset();
unlinkSyncSpy.mockReset();
addItemToHistoryMock = vi.fn();
setPendingHistoryItemMock = vi.fn();
onExecMock = vi.fn();
onDebugMessageMock = vi.fn();
mockGetTargetDir.mockReturnValue('/current/dir');
configMock = {
getTargetDir: () => '/test/dir',
} as unknown as Config;
geminiClientMock = {
addHistory: vi.fn(),
} as unknown as GeminiClient;
});
const setupHook = () =>
afterEach(() => {
vi.restoreAllMocks();
});
const renderProcessorHook = () =>
renderHook(() =>
useShellCommandProcessor(
mockAddItemToHistory,
mockSetPendingHistoryItem,
mockOnExec,
mockOnDebugMessage,
mockConfig,
mockExecuteCommand as unknown as typeof ExecType, // Cast to satisfy TypeScript
addItemToHistoryMock,
setPendingHistoryItemMock,
onExecMock,
onDebugMessageMock,
configMock,
geminiClientMock,
),
);
it('should return false for non-string input', () => {
const { result } = setupHook();
const handled = result.current.handleShellCommand(
[{ text: 'not a string' }] as PartListUnion,
new AbortController().signal,
);
expect(handled).toBe(false);
expect(mockAddItemToHistory).not.toHaveBeenCalled();
});
it('should execute a command and update history on success', async () => {
const { result } = renderProcessorHook();
const abortController = new AbortController();
it('should handle empty shell command', () => {
const { result } = setupHook();
act(() => {
const handled = result.current.handleShellCommand(
'',
new AbortController().signal,
result.current.handleShellCommand('ls -l', abortController.signal);
});
expect(onExecMock).toHaveBeenCalledTimes(1);
const execPromise = onExecMock.mock.calls[0][0];
// Simulate stdout
act(() => {
spawnEmitter.stdout.emit('data', Buffer.from('file1.txt\nfile2.txt'));
});
// Simulate process exit
act(() => {
spawnEmitter.emit('exit', 0, null);
});
await act(async () => {
await execPromise;
});
expect(addItemToHistoryMock).toHaveBeenCalledTimes(2);
expect(addItemToHistoryMock.mock.calls[1][0]).toEqual({
type: 'info',
text: 'file1.txt\nfile2.txt',
});
expect(geminiClientMock.addHistory).toHaveBeenCalledTimes(1);
});
it('should handle binary output', async () => {
const { result } = renderProcessorHook();
const abortController = new AbortController();
const { isBinary } = await import('../utils/textUtils.js');
(isBinary as vi.Mock).mockReturnValue(true);
act(() => {
result.current.handleShellCommand(
'cat myimage.png',
abortController.signal,
);
expect(handled).toBe(true);
});
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
1,
{ type: 'user_shell', text: '' },
expect.any(Number),
);
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
2,
{ type: 'error', text: 'Empty shell command.' },
expect.any(Number),
);
expect(mockExecuteCommand).not.toHaveBeenCalled();
});
it('should execute a successful command and add output to history', async () => {
const { result } = setupHook();
const command = '!ls -l';
const stdout = 'total 0';
const stderr = '';
expect(onExecMock).toHaveBeenCalledTimes(1);
const execPromise = onExecMock.mock.calls[0][0];
mockExecuteCommand.mockImplementation((_cmd, _options, callback) => {
if (callback) callback(null, stdout, stderr);
return {} as any;
act(() => {
spawnEmitter.stdout.emit('data', Buffer.from([0x89, 0x50, 0x4e, 0x47]));
});
act(() => {
spawnEmitter.emit('exit', 0, null);
});
existsSyncSpy.mockReturnValue(false);
await act(async () => {
result.current.handleShellCommand(command, new AbortController().signal);
await new Promise(process.nextTick);
await execPromise;
});
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
1,
{ type: 'user_shell', text: command },
expect.any(Number),
);
expect(mockOnDebugMessage).toHaveBeenCalledWith(
expect.stringContaining('Executing shell command in /current/dir:'),
);
expect(mockExecuteCommand).toHaveBeenCalledWith(
'{ !ls -l; }; __code=$?; pwd >/tmp/shell_pwd_randomBytes.tmp; exit $__code',
{ cwd: '/current/dir' },
expect.any(Function),
);
expect(mockOnExec).toHaveBeenCalled();
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
2,
{ type: 'info', text: stdout },
expect.any(Number),
);
expect(addItemToHistoryMock).toHaveBeenCalledTimes(2);
expect(addItemToHistoryMock.mock.calls[1][0]).toEqual({
type: 'info',
text: '[Command produced binary output, which is not shown.]',
});
});
it('should handle command with stderr output', async () => {
const { result } = setupHook();
const command = '!some_command_with_stderr';
const stdout = 'some output';
const stderr = 'some error output';
it('should handle command failure', async () => {
const { result } = renderProcessorHook();
const abortController = new AbortController();
mockExecuteCommand.mockImplementation((_cmd, _options, callback) => {
if (callback) callback(null, stdout, stderr);
return {} as any;
act(() => {
result.current.handleShellCommand(
'a-bad-command',
abortController.signal,
);
});
const execPromise = onExecMock.mock.calls[0][0];
act(() => {
spawnEmitter.stderr.emit('data', Buffer.from('command not found'));
});
act(() => {
spawnEmitter.emit('exit', 127, null);
});
existsSyncSpy.mockReturnValue(false);
await act(async () => {
result.current.handleShellCommand(command, new AbortController().signal);
await new Promise(process.nextTick);
});
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
1,
{ type: 'user_shell', text: command },
expect.any(Number),
);
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
2,
{ type: 'info', text: `${stdout}\n${stderr}` },
expect.any(Number),
);
});
it('should handle command with only stderr output', async () => {
const { result } = setupHook();
const command = '!command_only_stderr';
const stdout = '';
const stderr = 'just stderr';
mockExecuteCommand.mockImplementation((_cmd, _options, callback) => {
if (callback) callback(null, stdout, stderr);
return {} as any;
});
existsSyncSpy.mockReturnValue(false);
await act(async () => {
result.current.handleShellCommand(command, new AbortController().signal);
await new Promise(process.nextTick);
});
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
1,
{ type: 'user_shell', text: command },
expect.any(Number),
);
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
2,
{ type: 'info', text: stderr },
expect.any(Number),
);
});
it('should handle command error', async () => {
const { result } = setupHook();
const command = '!failing_command';
const error = new Error('Command failed');
mockExecuteCommand.mockImplementation((_cmd, _options, callback) => {
if (callback) callback(error, '', '');
return {} as any;
});
existsSyncSpy.mockReturnValue(false);
await act(async () => {
result.current.handleShellCommand(command, new AbortController().signal);
await new Promise(process.nextTick);
});
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
1,
{ type: 'user_shell', text: command },
expect.any(Number),
);
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
2,
{ type: 'error', text: error.message },
expect.any(Number),
);
});
it('should correctly handle commands ending with &', async () => {
const { result } = setupHook();
const command = '!sleep 5 &';
mockGetTargetDir.mockReturnValue('/current/dir');
mockExecuteCommand.mockImplementation((_cmd, _options, callback) => {
if (callback) callback(null, '', '');
return {} as any;
});
existsSyncSpy.mockReturnValue(false);
await act(async () => {
result.current.handleShellCommand(command, new AbortController().signal);
await new Promise(process.nextTick);
await execPromise;
});
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
1,
{ type: 'user_shell', text: command },
expect.any(Number),
);
expect(mockExecuteCommand).toHaveBeenCalledWith(
'{ !sleep 5 & }; __code=$?; pwd >/tmp/shell_pwd_randomBytes.tmp; exit $__code',
{ cwd: '/current/dir' },
expect.any(Function),
);
expect(mockAddItemToHistory).toHaveBeenNthCalledWith(
2,
{ type: 'info', text: '(Command produced no output)' },
expect.any(Number),
);
expect(addItemToHistoryMock).toHaveBeenCalledTimes(2);
expect(addItemToHistoryMock.mock.calls[1][0]).toEqual({
type: 'error',
text: 'Command exited with code 127.\ncommand not found',
});
});
});