File size: 3,922 Bytes
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import { spawn } from "node:child_process";
import { once } from "node:events";
import {
chmodSync,
copyFileSync,
mkdirSync,
mkdtempSync,
rmSync,
symlinkSync,
writeFileSync,
} from "node:fs";
import { tmpdir } from "node:os";
import { delimiter, dirname, resolve } from "node:path";
import { fileURLToPath } from "node:url";
import { describe, expect, it } from "vitest";
const repoRoot = resolve(dirname(fileURLToPath(import.meta.url)), "../..");
describe("agent-canvas CLI", () => {
it("shows usage info in --help output", async () => {
const child = spawn(process.execPath, ["bin/agent-canvas.mjs", "--help"], {
cwd: repoRoot,
stdio: ["ignore", "pipe", "pipe"],
});
let stdout = "";
let stderr = "";
child.stdout.on("data", (chunk) => {
stdout += chunk.toString();
});
child.stderr.on("data", (chunk) => {
stderr += chunk.toString();
});
const [code] = await once(child, "exit");
expect(code).toBe(0);
expect(stderr).toBe("");
expect(stdout).toContain("@openhands/agent-canvas");
expect(stdout).toContain("USAGE:");
expect(stdout).toContain("--frontend-only");
expect(stdout).toContain("--backend-only");
expect(stdout).toContain("--help");
});
it("does not require build/ in --backend-only mode", async () => {
const tempRoot = mkdtempSync(resolve(tmpdir(), "agent-canvas-bin-"));
const stubBinDir = mkdtempSync(resolve(tmpdir(), "agent-canvas-stub-bin-"));
const badSdkDir = mkdtempSync(resolve(tmpdir(), "agent-canvas-bad-sdk-"));
const isWindows = process.platform === "win32";
try {
mkdirSync(resolve(tempRoot, "bin"));
copyFileSync(
resolve(repoRoot, "bin", "agent-canvas.mjs"),
resolve(tempRoot, "bin", "agent-canvas.mjs"),
);
symlinkSync(
resolve(repoRoot, "scripts"),
resolve(tempRoot, "scripts"),
isWindows ? "junction" : "dir",
);
symlinkSync(
resolve(repoRoot, "config"),
resolve(tempRoot, "config"),
isWindows ? "junction" : "dir",
);
if (isWindows) {
writeFileSync(resolve(stubBinDir, "uvx.cmd"), "@exit /b 0\r\n");
} else {
const uvxPath = resolve(stubBinDir, "uvx");
writeFileSync(uvxPath, "#!/bin/sh\nexit 0\n");
chmodSync(uvxPath, 0o755);
}
const child = spawn(
process.execPath,
[resolve(tempRoot, "bin", "agent-canvas.mjs"), "--backend-only"],
{
cwd: tempRoot,
env: {
PATH: `${stubBinDir}${delimiter}${process.env.PATH ?? ""}`,
HOME: process.env.HOME ?? "",
OH_AGENT_SERVER_LOCAL_PATH: badSdkDir,
PORT: "19912",
OH_CANVAS_SAFE_BACKEND_PORT: "19910",
OH_CANVAS_SAFE_AUTOMATION_PORT: "19911",
OH_CANVAS_SAFE_VITE_PORT: "19913",
...(isWindows
? {
PATHEXT: process.env.PATHEXT ?? ".CMD;.EXE;.BAT;.COM",
SystemRoot: process.env.SystemRoot ?? "",
USERPROFILE: process.env.USERPROFILE ?? "",
}
: {}),
},
stdio: ["ignore", "pipe", "pipe"],
},
);
let output = "";
child.stdout.on("data", (chunk) => {
output += chunk.toString();
});
child.stderr.on("data", (chunk) => {
output += chunk.toString();
});
const [code] = await once(child, "exit");
expect(code).toBe(1);
expect(output).toContain(
"OH_AGENT_SERVER_LOCAL_PATH is missing expected workspace package",
);
expect(output).not.toContain("No build found");
} finally {
rmSync(tempRoot, { recursive: true, force: true });
rmSync(stubBinDir, { recursive: true, force: true });
rmSync(badSdkDir, { recursive: true, force: true });
}
});
});
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