9d785a7ed6
Implements merger self-healing with a missing workspace entry detector, bootstrap recovery path, and environment fault retry handling, plus supporting tests for merge error recovery and verification utilities, alongside documentation updates. Fusion-Task-Id: FN-3816
110 lines
3.7 KiB
TypeScript
110 lines
3.7 KiB
TypeScript
import { access, mkdtemp, rm, writeFile } from "node:fs/promises";
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import { tmpdir } from "node:os";
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import { join } from "node:path";
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import { setTimeout as delay } from "node:timers/promises";
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import { afterEach, beforeEach, describe, expect, it } from "vitest";
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import { detectMissingWorkspaceEntry, execWithProcessGroup } from "../verification-utils.js";
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const onPosix = process.platform !== "win32";
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const itPosix = onPosix ? it : it.skip;
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describe("execWithProcessGroup", { timeout: 10_000 }, () => {
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let tempDir: string;
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beforeEach(async () => {
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tempDir = await mkdtemp(join(tmpdir(), "fn-verification-utils-"));
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});
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afterEach(async () => {
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await rm(tempDir, { recursive: true, force: true });
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});
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it("reports buffer overflow while preserving capped stdout", async () => {
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const result = await execWithProcessGroup(
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`${JSON.stringify(process.execPath)} -e "process.stdout.write('x'.repeat(128))"`,
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{ cwd: tempDir, timeout: 1_000, maxBuffer: 12 },
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);
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expect(result).toEqual({
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stdout: "x".repeat(12),
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stderr: "",
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bufferOverflow: true,
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});
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});
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it("rejects and kills the command when the abort signal fires", async () => {
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const controller = new AbortController();
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const promise = execWithProcessGroup(
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`${JSON.stringify(process.execPath)} -e "setInterval(() => {}, 1000)"`,
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{ cwd: tempDir, timeout: 5_000, maxBuffer: 1_024, signal: controller.signal },
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);
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setTimeout(() => controller.abort(), 50);
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await expect(promise).rejects.toMatchObject({
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code: "ABORT_ERR",
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aborted: true,
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killed: true,
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});
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});
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itPosix("times out and terminates child processes in the spawned process group", async () => {
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const markerPath = join(tempDir, "descendant-survived.txt");
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const parentScriptPath = join(tempDir, "spawn-descendant.cjs");
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await writeFile(
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parentScriptPath,
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`
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const { spawn } = require("node:child_process");
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spawn(process.execPath, [
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"-e",
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"setTimeout(() => require('node:fs').writeFileSync(process.env.MARKER, 'survived'), 450)",
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], {
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env: { ...process.env, MARKER: process.argv[2] },
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stdio: "ignore",
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}).unref();
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setInterval(() => {}, 1000);
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`,
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"utf-8",
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);
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await expect(execWithProcessGroup(
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`${JSON.stringify(process.execPath)} ${JSON.stringify(parentScriptPath)} ${JSON.stringify(markerPath)}`,
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{ cwd: tempDir, timeout: 75, maxBuffer: 1_024 },
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)).rejects.toMatchObject({
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code: "ETIMEDOUT",
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killed: true,
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});
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await delay(700);
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await expect(access(markerPath)).rejects.toThrow();
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});
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});
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describe("detectMissingWorkspaceEntry", () => {
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it("matches @fusion package names from stderr", () => {
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expect(
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detectMissingWorkspaceEntry('Error: Failed to resolve entry for package "@fusion/dashboard" from vite'),
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).toEqual({ packageName: "@fusion/dashboard" });
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});
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it("matches @fusion-plugin-examples package names from stderr", () => {
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expect(
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detectMissingWorkspaceEntry('Failed to resolve entry for package "@fusion-plugin-examples/hermes-runtime"'),
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).toEqual({ packageName: "@fusion-plugin-examples/hermes-runtime" });
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});
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it("returns null for unrelated stderr", () => {
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expect(detectMissingWorkspaceEntry("Some different failure output")).toBeNull();
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});
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it("returns null for truncated messages without closing quote", () => {
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expect(detectMissingWorkspaceEntry('Failed to resolve entry for package "@fusion/da')).toBeNull();
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});
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it("finds matches in stdout when stderr does not contain one", () => {
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expect(
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detectMissingWorkspaceEntry("no error in stderr", 'Failed to resolve entry for package "@fusion/core" in stdout'),
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).toEqual({ packageName: "@fusion/core" });
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});
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});
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