"use strict";
const test = require("node:test");
const assert = require("node:assert/strict");
const fs = require("node:fs");
const os = require("node:os");
const path = require("node:path");
const { runInstaller, sha256File } = require("../lib/install");
const { targetTripleForPlatformKey } = require("../lib/platform");
function createNoopLogger() {
return {
log: () => {},
warn: () => {},
error: () => {}
};
}
async function ensureDir(dirPath) {
await fs.promises.mkdir(dirPath, { recursive: true });
}
async function writeInstalledBinary({ distDir, isWin32, bytes }) {
await ensureDir(distDir);
const binaryPath = path.join(distDir, isWin32 ? "docdexd.exe" : "docdexd");
await fs.promises.writeFile(binaryPath, bytes);
const mcpName = isWin32 ? "docdex-mcp-server.exe" : "docdex-mcp-server";
await fs.promises.writeFile(path.join(distDir, mcpName), bytes);
return binaryPath;
}
async function writeInstallMetadata({
distDir,
platformKey,
version,
targetTriple,
binarySha256,
repoSlug = "owner/repo"
}) {
const metadataPath = path.join(distDir, "docdexd-install.json");
const payload = {
schemaVersion: 1,
installedAt: new Date().toISOString(),
version,
repoSlug,
platformKey,
targetTriple,
binary: {
filename: "docdexd",
sha256: binarySha256
},
archive: {
name: null,
sha256: null,
source: null,
downloadUrl: null
}
};
await fs.promises.writeFile(metadataPath, `${JSON.stringify(payload, null, 2)}\n`, "utf8");
return metadataPath;
}
test("installer: failed extraction preserves existing install and cleans per-run staging dir", async (t) => {
const base = "https://example.test/releases/download";
const expectedVersion = "0.0.2";
const installedVersion = "0.0.1";
const platformKey = "linux-x64-gnu";
const targetTriple = targetTripleForPlatformKey(platformKey);
const isWin32 = false;
const tmpRoot = fs.mkdtempSync(path.join(os.tmpdir(), "docdex-installer-atomic-failure-"));
t.after(async () => {
await fs.promises.rm(tmpRoot, { recursive: true, force: true });
});
const distBaseDir = path.join(tmpRoot, "dist");
const distDir = path.join(distBaseDir, platformKey);
const oldBinaryPath = await writeInstalledBinary({ distDir, isWin32, bytes: "old-binary\n" });
const oldSha = await sha256File(oldBinaryPath);
const oldMetadataPath = await writeInstallMetadata({
distDir,
platformKey,
version: installedVersion,
targetTriple,
binarySha256: oldSha
});
const archive = "docdexd-linux-x64-gnu.tar.gz";
let downloadDest = null;
let err;
try {
await runInstaller({
logger: createNoopLogger(),
platform: "linux",
arch: "x64",
distBaseDir,
detectPlatformKeyFn: () => platformKey,
targetTripleForPlatformKeyFn: () => targetTriple,
getVersionFn: () => expectedVersion,
parseRepoSlugFn: () => "owner/repo",
getDownloadBaseFn: () => base,
resolveInstallerDownloadPlanFn: async () => ({
archive,
expectedSha256: null,
source: "fallback",
manifestAttempt: { errors: [], resolved: null, manifestName: null }
}),
downloadFn: async (_url, dest) => {
downloadDest = dest;
await ensureDir(path.dirname(dest));
await fs.promises.writeFile(dest, "fake-archive-bytes");
},
verifyDownloadedFileIntegrityFn: async () => null,
extractTarballFn: async () => {
throw new Error("boom: extract failed");
}
});
} catch (e) {
err = e;
}
assert.ok(err, "expected the installer to throw");
assert.equal(await fs.promises.readFile(oldBinaryPath, "utf8"), "old-binary\n");
assert.equal(JSON.parse(await fs.promises.readFile(oldMetadataPath, "utf8")).version, installedVersion);
const stagingPrefix = path.join(distBaseDir, ".staging", platformKey);
if (fs.existsSync(stagingPrefix)) {
const entries = await fs.promises.readdir(stagingPrefix);
assert.equal(entries.length, 0);
}
assert.ok(downloadDest && downloadDest.includes(path.join(distBaseDir, ".staging")), "expected staged download path");
});
