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import { mkdtemp, rm, writeFile } from "node:fs/promises";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { afterEach, beforeEach, describe, expect, it } from "vitest";
import { createReadFileTool } from "../../src/tools/read-file.js";
describe("read_file tool", () => {
let workDir: string;
beforeEach(async () => {
workDir = await mkdtemp(join(tmpdir(), "dispatch-test-"));
});
afterEach(async () => {
await rm(workDir, { recursive: true, force: true });
});
it("reads an existing file", async () => {
const tool = createReadFileTool(workDir);
await writeFile(join(workDir, "hello.txt"), "Hello, world!");
const result = await tool.execute({ path: "hello.txt" });
expect(result).toBe("Hello, world!");
});
it("returns error for non-existent file", async () => {
const tool = createReadFileTool(workDir);
const result = await tool.execute({ path: "missing.txt" });
expect(result).toMatch(/not found/i);
});
it("blocks path traversal", async () => {
const tool = createReadFileTool(workDir);
const result = await tool.execute({ path: "../etc/passwd" });
expect(result).toMatch(/outside the working directory/i);
});
});
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