gemini-cli/packages/core/src/utils/editor.test.ts

339 lines
11 KiB
TypeScript

/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import {
vi,
describe,
it,
expect,
beforeEach,
afterEach,
type Mock,
} from 'vitest';
import {
checkHasEditorType,
getDiffCommand,
openDiff,
allowEditorTypeInSandbox,
isEditorAvailable,
type EditorType,
} from './editor.js';
import { execSync, spawn } from 'child_process';
vi.mock('child_process', () => ({
execSync: vi.fn(),
spawn: vi.fn(),
}));
const originalPlatform = process.platform;
describe('editor utils', () => {
beforeEach(() => {
vi.clearAllMocks();
delete process.env.SANDBOX;
Object.defineProperty(process, 'platform', {
value: originalPlatform,
writable: true,
});
});
afterEach(() => {
vi.restoreAllMocks();
delete process.env.SANDBOX;
Object.defineProperty(process, 'platform', {
value: originalPlatform,
writable: true,
});
});
describe('checkHasEditorType', () => {
const testCases: Array<{
editor: EditorType;
command: string;
win32Command: string;
}> = [
{ editor: 'vscode', command: 'code', win32Command: 'code.cmd' },
{ editor: 'windsurf', command: 'windsurf', win32Command: 'windsurf' },
{ editor: 'cursor', command: 'cursor', win32Command: 'cursor' },
{ editor: 'vim', command: 'vim', win32Command: 'vim' },
{ editor: 'zed', command: 'zed', win32Command: 'zed' },
];
for (const { editor, command, win32Command } of testCases) {
describe(`${editor}`, () => {
it(`should return true if "${command}" command exists on non-windows`, () => {
Object.defineProperty(process, 'platform', { value: 'linux' });
(execSync as Mock).mockReturnValue(
Buffer.from(`/usr/bin/${command}`),
);
expect(checkHasEditorType(editor)).toBe(true);
expect(execSync).toHaveBeenCalledWith(`command -v ${command}`, {
stdio: 'ignore',
});
});
it(`should return false if "${command}" command does not exist on non-windows`, () => {
Object.defineProperty(process, 'platform', { value: 'linux' });
(execSync as Mock).mockImplementation(() => {
throw new Error();
});
expect(checkHasEditorType(editor)).toBe(false);
});
it(`should return true if "${win32Command}" command exists on windows`, () => {
Object.defineProperty(process, 'platform', { value: 'win32' });
(execSync as Mock).mockReturnValue(
Buffer.from(`C:\\Program Files\\...\\${win32Command}`),
);
expect(checkHasEditorType(editor)).toBe(true);
expect(execSync).toHaveBeenCalledWith(`where.exe ${win32Command}`, {
stdio: 'ignore',
});
});
it(`should return false if "${win32Command}" command does not exist on windows`, () => {
Object.defineProperty(process, 'platform', { value: 'win32' });
(execSync as Mock).mockImplementation(() => {
throw new Error();
});
expect(checkHasEditorType(editor)).toBe(false);
});
});
}
});
describe('getDiffCommand', () => {
const guiEditors: Array<{
editor: EditorType;
command: string;
win32Command: string;
}> = [
{ editor: 'vscode', command: 'code', win32Command: 'code.cmd' },
{ editor: 'windsurf', command: 'windsurf', win32Command: 'windsurf' },
{ editor: 'cursor', command: 'cursor', win32Command: 'cursor' },
{ editor: 'zed', command: 'zed', win32Command: 'zed' },
];
for (const { editor, command, win32Command } of guiEditors) {
it(`should return the correct command for ${editor} on non-windows`, () => {
Object.defineProperty(process, 'platform', { value: 'linux' });
const diffCommand = getDiffCommand('old.txt', 'new.txt', editor);
expect(diffCommand).toEqual({
command,
args: ['--wait', '--diff', 'old.txt', 'new.txt'],
});
});
it(`should return the correct command for ${editor} on windows`, () => {
Object.defineProperty(process, 'platform', { value: 'win32' });
const diffCommand = getDiffCommand('old.txt', 'new.txt', editor);
expect(diffCommand).toEqual({
command: win32Command,
args: ['--wait', '--diff', 'old.txt', 'new.txt'],
});
});
}
it('should return the correct command for vim', () => {
const command = getDiffCommand('old.txt', 'new.txt', 'vim');
expect(command).toEqual({
command: 'vim',
args: [
'-d',
'-i',
'NONE',
'-c',
'wincmd h | set readonly | wincmd l',
'-c',
'highlight DiffAdd cterm=bold ctermbg=22 guibg=#005f00 | highlight DiffChange cterm=bold ctermbg=24 guibg=#005f87 | highlight DiffText ctermbg=21 guibg=#0000af | highlight DiffDelete ctermbg=52 guibg=#5f0000',
'-c',
'set showtabline=2 | set tabline=[Instructions]\\ :wqa(save\\ &\\ quit)\\ \\|\\ i/esc(toggle\\ edit\\ mode)',
'-c',
'wincmd h | setlocal statusline=OLD\\ FILE',
'-c',
'wincmd l | setlocal statusline=%#StatusBold#NEW\\ FILE\\ :wqa(save\\ &\\ quit)\\ \\|\\ i/esc(toggle\\ edit\\ mode)',
'-c',
'autocmd WinClosed * wqa',
'old.txt',
'new.txt',
],
});
});
it('should return null for an unsupported editor', () => {
// @ts-expect-error Testing unsupported editor
const command = getDiffCommand('old.txt', 'new.txt', 'foobar');
expect(command).toBeNull();
});
});
describe('openDiff', () => {
const spawnEditors: EditorType[] = ['vscode', 'windsurf', 'cursor', 'zed'];
for (const editor of spawnEditors) {
it(`should call spawn for ${editor}`, async () => {
const mockSpawn = {
on: vi.fn((event, cb) => {
if (event === 'close') {
cb(0);
}
}),
};
(spawn as Mock).mockReturnValue(mockSpawn);
await openDiff('old.txt', 'new.txt', editor);
const diffCommand = getDiffCommand('old.txt', 'new.txt', editor)!;
expect(spawn).toHaveBeenCalledWith(
diffCommand.command,
diffCommand.args,
{
stdio: 'inherit',
shell: true,
},
);
expect(mockSpawn.on).toHaveBeenCalledWith(
'close',
expect.any(Function),
);
expect(mockSpawn.on).toHaveBeenCalledWith(
'error',
expect.any(Function),
);
});
it(`should reject if spawn for ${editor} fails`, async () => {
const mockError = new Error('spawn error');
const mockSpawn = {
on: vi.fn((event, cb) => {
if (event === 'error') {
cb(mockError);
}
}),
};
(spawn as Mock).mockReturnValue(mockSpawn);
await expect(openDiff('old.txt', 'new.txt', editor)).rejects.toThrow(
'spawn error',
);
});
it(`should reject if ${editor} exits with non-zero code`, async () => {
const mockSpawn = {
on: vi.fn((event, cb) => {
if (event === 'close') {
cb(1);
}
}),
};
(spawn as Mock).mockReturnValue(mockSpawn);
await expect(openDiff('old.txt', 'new.txt', editor)).rejects.toThrow(
`${editor} exited with code 1`,
);
});
}
const execSyncEditors: EditorType[] = ['vim'];
for (const editor of execSyncEditors) {
it(`should call execSync for ${editor} on non-windows`, async () => {
Object.defineProperty(process, 'platform', { value: 'linux' });
await openDiff('old.txt', 'new.txt', editor);
expect(execSync).toHaveBeenCalledTimes(1);
const diffCommand = getDiffCommand('old.txt', 'new.txt', editor)!;
const expectedCommand = `${
diffCommand.command
} ${diffCommand.args.map((arg) => `"${arg}"`).join(' ')}`;
expect(execSync).toHaveBeenCalledWith(expectedCommand, {
stdio: 'inherit',
encoding: 'utf8',
});
});
it(`should call execSync for ${editor} on windows`, async () => {
Object.defineProperty(process, 'platform', { value: 'win32' });
await openDiff('old.txt', 'new.txt', editor);
expect(execSync).toHaveBeenCalledTimes(1);
const diffCommand = getDiffCommand('old.txt', 'new.txt', editor)!;
const expectedCommand = `${diffCommand.command} ${diffCommand.args.join(
' ',
)}`;
expect(execSync).toHaveBeenCalledWith(expectedCommand, {
stdio: 'inherit',
encoding: 'utf8',
});
});
}
it('should log an error if diff command is not available', async () => {
const consoleErrorSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
// @ts-expect-error Testing unsupported editor
await openDiff('old.txt', 'new.txt', 'foobar');
expect(consoleErrorSpy).toHaveBeenCalledWith(
'No diff tool available. Install a supported editor.',
);
});
});
describe('allowEditorTypeInSandbox', () => {
it('should allow vim in sandbox mode', () => {
process.env.SANDBOX = 'sandbox';
expect(allowEditorTypeInSandbox('vim')).toBe(true);
});
it('should allow vim when not in sandbox mode', () => {
expect(allowEditorTypeInSandbox('vim')).toBe(true);
});
const guiEditors: EditorType[] = ['vscode', 'windsurf', 'cursor', 'zed'];
for (const editor of guiEditors) {
it(`should not allow ${editor} in sandbox mode`, () => {
process.env.SANDBOX = 'sandbox';
expect(allowEditorTypeInSandbox(editor)).toBe(false);
});
it(`should allow ${editor} when not in sandbox mode`, () => {
expect(allowEditorTypeInSandbox(editor)).toBe(true);
});
}
});
describe('isEditorAvailable', () => {
it('should return false for undefined editor', () => {
expect(isEditorAvailable(undefined)).toBe(false);
});
it('should return false for empty string editor', () => {
expect(isEditorAvailable('')).toBe(false);
});
it('should return false for invalid editor type', () => {
expect(isEditorAvailable('invalid-editor')).toBe(false);
});
it('should return true for vscode when installed and not in sandbox mode', () => {
(execSync as Mock).mockReturnValue(Buffer.from('/usr/bin/code'));
expect(isEditorAvailable('vscode')).toBe(true);
});
it('should return false for vscode when not installed and not in sandbox mode', () => {
(execSync as Mock).mockImplementation(() => {
throw new Error();
});
expect(isEditorAvailable('vscode')).toBe(false);
});
it('should return false for vscode when installed and in sandbox mode', () => {
(execSync as Mock).mockReturnValue(Buffer.from('/usr/bin/code'));
process.env.SANDBOX = 'sandbox';
expect(isEditorAvailable('vscode')).toBe(false);
});
it('should return true for vim when installed and in sandbox mode', () => {
(execSync as Mock).mockReturnValue(Buffer.from('/usr/bin/vim'));
process.env.SANDBOX = 'sandbox';
expect(isEditorAvailable('vim')).toBe(true);
});
});
});