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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { expect, describe, it } from 'vitest';
import { ShellTool } from './shell.js';
import { Config } from '../config/config.js';
describe('ShellTool', () => {
it('should allow a command if no restrictions are provided', async () => {
const config = {
getCoreTools: () => undefined,
getExcludeTools: () => undefined,
} as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('ls -l');
expect(isAllowed).toBe(true);
});
it('should allow a command if it is in the allowed list', async () => {
const config = {
getCoreTools: () => ['ShellTool(ls -l)'],
getExcludeTools: () => undefined,
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('ls -l');
expect(isAllowed).toBe(true);
});
it('should block a command if it is not in the allowed list', async () => {
const config = {
getCoreTools: () => ['ShellTool(ls -l)'],
getExcludeTools: () => undefined,
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('rm -rf /');
expect(isAllowed).toBe(false);
});
it('should block a command if it is in the blocked list', async () => {
const config = {
getCoreTools: () => undefined,
getExcludeTools: () => ['ShellTool(rm -rf /)'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('rm -rf /');
expect(isAllowed).toBe(false);
});
it('should allow a command if it is not in the blocked list', async () => {
const config = {
getCoreTools: () => undefined,
getExcludeTools: () => ['ShellTool(rm -rf /)'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('ls -l');
expect(isAllowed).toBe(true);
});
it('should block a command if it is in both the allowed and blocked lists', async () => {
const config = {
getCoreTools: () => ['ShellTool(rm -rf /)'],
getExcludeTools: () => ['ShellTool(rm -rf /)'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('rm -rf /');
expect(isAllowed).toBe(false);
});
it('should allow any command when ShellTool is in coreTools without specific commands', async () => {
const config = {
getCoreTools: () => ['ShellTool'],
getExcludeTools: () => [],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('any command');
expect(isAllowed).toBe(true);
});
it('should block any command when ShellTool is in excludeTools without specific commands', async () => {
const config = {
getCoreTools: () => [],
getExcludeTools: () => ['ShellTool'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('any command');
expect(isAllowed).toBe(false);
});
it('should allow a command if it is in the allowed list using the public-facing name', async () => {
const config = {
getCoreTools: () => ['run_shell_command(ls -l)'],
getExcludeTools: () => undefined,
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('ls -l');
expect(isAllowed).toBe(true);
});
it('should block a command if it is in the blocked list using the public-facing name', async () => {
const config = {
getCoreTools: () => undefined,
getExcludeTools: () => ['run_shell_command(rm -rf /)'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('rm -rf /');
expect(isAllowed).toBe(false);
});
it('should block any command when ShellTool is in excludeTools using the public-facing name', async () => {
const config = {
getCoreTools: () => [],
getExcludeTools: () => ['run_shell_command'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('any command');
expect(isAllowed).toBe(false);
});
it('should block any command if coreTools contains an empty ShellTool command list using the public-facing name', async () => {
const config = {
getCoreTools: () => ['run_shell_command()'],
getExcludeTools: () => [],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('any command');
expect(isAllowed).toBe(false);
});
it('should block any command if coreTools contains an empty ShellTool command list', async () => {
const config = {
getCoreTools: () => ['ShellTool()'],
getExcludeTools: () => [],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('any command');
expect(isAllowed).toBe(false);
});
it('should block a command with extra whitespace if it is in the blocked list', async () => {
const config = {
getCoreTools: () => undefined,
getExcludeTools: () => ['ShellTool(rm -rf /)'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed(' rm -rf / ');
expect(isAllowed).toBe(false);
});
it('should allow any command when ShellTool is present with specific commands', async () => {
const config = {
getCoreTools: () => ['ShellTool', 'ShellTool(ls)'],
getExcludeTools: () => [],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('any command');
expect(isAllowed).toBe(true);
});
it('should block a command on the blocklist even with a wildcard allow', async () => {
const config = {
getCoreTools: () => ['ShellTool'],
getExcludeTools: () => ['ShellTool(rm -rf /)'],
} as unknown as Config;
const shellTool = new ShellTool(config);
const isAllowed = shellTool.isCommandAllowed('rm -rf /');
expect(isAllowed).toBe(false);
});
});
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