quantum-cli-core
Version:
Quantum CLI Core - Multi-LLM Collaboration System
185 lines • 10.1 kB
JavaScript
/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest';
import { GrepTool } from './grep.js';
import path from 'path';
import fs from 'fs/promises';
import os from 'os';
// Mock the child_process module to control grep/git grep behavior
vi.mock('child_process', () => ({
spawn: vi.fn(() => ({
on: (event, cb) => {
if (event === 'error' || event === 'close') {
// Simulate command not found or error for git grep and system grep
// to force fallback to JS implementation.
setTimeout(() => cb(1), 0); // cb(1) for error/close
}
},
stdout: { on: vi.fn() },
stderr: { on: vi.fn() },
})),
}));
describe('GrepTool', () => {
let tempRootDir;
let grepTool;
const abortSignal = new AbortController().signal;
beforeEach(async () => {
tempRootDir = await fs.mkdtemp(path.join(os.tmpdir(), 'grep-tool-root-'));
grepTool = new GrepTool(tempRootDir);
// Create some test files and directories
await fs.writeFile(path.join(tempRootDir, 'fileA.txt'), 'hello world\nsecond line with world');
await fs.writeFile(path.join(tempRootDir, 'fileB.js'), 'const foo = "bar";\nfunction baz() { return "hello"; }');
await fs.mkdir(path.join(tempRootDir, 'sub'));
await fs.writeFile(path.join(tempRootDir, 'sub', 'fileC.txt'), 'another world in sub dir');
await fs.writeFile(path.join(tempRootDir, 'sub', 'fileD.md'), '# Markdown file\nThis is a test.');
});
afterEach(async () => {
await fs.rm(tempRootDir, { recursive: true, force: true });
});
describe('validateToolParams', () => {
it('should return null for valid params (pattern only)', () => {
const params = { pattern: 'hello' };
expect(grepTool.validateToolParams(params)).toBeNull();
});
it('should return null for valid params (pattern and path)', () => {
const params = { pattern: 'hello', path: '.' };
expect(grepTool.validateToolParams(params)).toBeNull();
});
it('should return null for valid params (pattern, path, and include)', () => {
const params = {
pattern: 'hello',
path: '.',
include: '*.txt',
};
expect(grepTool.validateToolParams(params)).toBeNull();
});
it('should return error if pattern is missing', () => {
const params = { path: '.' };
expect(grepTool.validateToolParams(params)).toContain('Parameters failed schema validation');
});
it('should return error for invalid regex pattern', () => {
const params = { pattern: '[[' };
expect(grepTool.validateToolParams(params)).toContain('Invalid regular expression pattern');
});
it('should return error if path does not exist', () => {
const params = { pattern: 'hello', path: 'nonexistent' };
// Check for the core error message, as the full path might vary
expect(grepTool.validateToolParams(params)).toContain('Failed to access path stats for');
expect(grepTool.validateToolParams(params)).toContain('nonexistent');
});
it('should return error if path is a file, not a directory', async () => {
const filePath = path.join(tempRootDir, 'fileA.txt');
const params = { pattern: 'hello', path: filePath };
expect(grepTool.validateToolParams(params)).toContain(`Path is not a directory: ${filePath}`);
});
});
describe('execute', () => {
it('should find matches for a simple pattern in all files', async () => {
const params = { pattern: 'world' };
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Found 3 matches for pattern "world" in path "."');
expect(result.llmContent).toContain('File: fileA.txt');
expect(result.llmContent).toContain('L1: hello world');
expect(result.llmContent).toContain('L2: second line with world');
expect(result.llmContent).toContain('File: sub/fileC.txt');
expect(result.llmContent).toContain('L1: another world in sub dir');
expect(result.returnDisplay).toBe('Found 3 matches');
});
it('should find matches in a specific path', async () => {
const params = { pattern: 'world', path: 'sub' };
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Found 1 match for pattern "world" in path "sub"');
expect(result.llmContent).toContain('File: fileC.txt'); // Path relative to 'sub'
expect(result.llmContent).toContain('L1: another world in sub dir');
expect(result.returnDisplay).toBe('Found 1 match');
});
it('should find matches with an include glob', async () => {
const params = { pattern: 'hello', include: '*.js' };
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Found 1 match for pattern "hello" in path "." (filter: "*.js")');
expect(result.llmContent).toContain('File: fileB.js');
expect(result.llmContent).toContain('L2: function baz() { return "hello"; }');
expect(result.returnDisplay).toBe('Found 1 match');
});
it('should find matches with an include glob and path', async () => {
await fs.writeFile(path.join(tempRootDir, 'sub', 'another.js'), 'const greeting = "hello";');
const params = {
pattern: 'hello',
path: 'sub',
include: '*.js',
};
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Found 1 match for pattern "hello" in path "sub" (filter: "*.js")');
expect(result.llmContent).toContain('File: another.js');
expect(result.llmContent).toContain('L1: const greeting = "hello";');
expect(result.returnDisplay).toBe('Found 1 match');
});
it('should return "No matches found" when pattern does not exist', async () => {
const params = { pattern: 'nonexistentpattern' };
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('No matches found for pattern "nonexistentpattern" in path "."');
expect(result.returnDisplay).toBe('No matches found');
});
it('should handle regex special characters correctly', async () => {
const params = { pattern: 'foo.*bar' }; // Matches 'const foo = "bar";'
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Found 1 match for pattern "foo.*bar" in path "."');
expect(result.llmContent).toContain('File: fileB.js');
expect(result.llmContent).toContain('L1: const foo = "bar";');
});
it('should be case-insensitive by default (JS fallback)', async () => {
const params = { pattern: 'HELLO' };
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Found 2 matches for pattern "HELLO" in path "."');
expect(result.llmContent).toContain('File: fileA.txt');
expect(result.llmContent).toContain('L1: hello world');
expect(result.llmContent).toContain('File: fileB.js');
expect(result.llmContent).toContain('L2: function baz() { return "hello"; }');
});
it('should return an error if params are invalid', async () => {
const params = { path: '.' }; // Invalid: pattern missing
const result = await grepTool.execute(params, abortSignal);
expect(result.llmContent).toContain('Error: Invalid parameters provided. Reason: Parameters failed schema validation');
expect(result.returnDisplay).toContain('Model provided invalid parameters. Error: Parameters failed schema validation');
});
});
describe('getDescription', () => {
it('should generate correct description with pattern only', () => {
const params = { pattern: 'testPattern' };
expect(grepTool.getDescription(params)).toBe("'testPattern'");
});
it('should generate correct description with pattern and include', () => {
const params = {
pattern: 'testPattern',
include: '*.ts',
};
expect(grepTool.getDescription(params)).toBe("'testPattern' in *.ts");
});
it('should generate correct description with pattern and path', () => {
const params = {
pattern: 'testPattern',
path: 'src/app',
};
// The path will be relative to the tempRootDir, so we check for containment.
expect(grepTool.getDescription(params)).toContain("'testPattern' within");
expect(grepTool.getDescription(params)).toContain('src/app');
});
it('should generate correct description with pattern, include, and path', () => {
const params = {
pattern: 'testPattern',
include: '*.ts',
path: 'src/app',
};
expect(grepTool.getDescription(params)).toContain("'testPattern' in *.ts within");
expect(grepTool.getDescription(params)).toContain('src/app');
});
it('should use ./ for root path in description', () => {
const params = { pattern: 'testPattern', path: '.' };
expect(grepTool.getDescription(params)).toBe("'testPattern' within ./");
});
});
});
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