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NetMesh/application/state/useManagedSourceSync.test.ts

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import assert from "node:assert/strict";
import test from "node:test";
import React, { act } from "react";
import { createRoot } from "react-dom/client";
import { JSDOM } from "jsdom";
import type { Host } from "../../domain/models.ts";
import { STORAGE_KEY_MANAGED_SOURCES } from "../../infrastructure/config/storageKeys.ts";
import { isVaultImportLockHeld } from "./vaultManagedImportLock.ts";
import { haveSameManagedSshAgentFields, useManagedSourceSync } from "./useManagedSourceSync.ts";
const host: Host = {
id: "host-1",
label: "Managed host",
hostname: "managed.example.com",
username: "root",
port: 22,
protocol: "ssh",
os: "linux",
tags: [],
};
test("managed SSH source comparison tracks every agent setting", () => {
const changedFields: Array<keyof Host> = [
"useSshAgent",
"identityAgent",
"identitiesOnly",
"addKeysToAgent",
"useKeychain",
];
for (const field of changedFields) {
const changed = {
...host,
[field]: field === "identityAgent" || field === "addKeysToAgent"
? "changed"
: true,
};
assert.equal(haveSameManagedSshAgentFields(host, changed), false, field);
}
assert.equal(haveSameManagedSshAgentFields(host, { ...host }), true);
});
test("managed SSH source comparison tracks identity file paths", () => {
const withPaths = {
...host,
identityFilePaths: ["~/.ssh/id_ed25519", "~/.ssh/id_backup"],
};
assert.equal(haveSameManagedSshAgentFields(host, withPaths), false);
assert.equal(haveSameManagedSshAgentFields(withPaths, host), false);
assert.equal(haveSameManagedSshAgentFields(withPaths, {
...withPaths,
identityFilePaths: [...withPaths.identityFilePaths],
}), true);
assert.equal(haveSameManagedSshAgentFields(withPaths, {
...withPaths,
identityFilePaths: [...withPaths.identityFilePaths].reverse(),
}), false);
});
type TestHost = Host & { managedSourceId?: string };
const managedHost = (label: string): TestHost => ({
...host,
label,
managedSourceId: "source-1",
});
const managedSource = {
id: "source-1",
type: "ssh_config" as const,
filePath: "/home/tester/.ssh/config",
groupName: "Managed",
lastSyncedAt: 0,
};
function createFakeLockManager() {
const tails = new Map<string, Promise<unknown>>();
return {
request<T>(name: string, callback: () => Promise<T>): Promise<T> {
const previous = (tails.get(name) ?? Promise.resolve()) as Promise<unknown>;
const run = previous.then(callback, callback) as Promise<T>;
tails.set(name, run.then(() => undefined, () => undefined));
return run;
},
};
}
test("managed sync writes the latest persisted hosts, not the pre-edit snapshot", async () => {
const dom = new JSDOM("<!doctype html><html><body></body></html>", {
url: "http://localhost",
});
const globalAny = globalThis as Record<string, unknown>;
const saved = {
window: globalAny.window,
document: globalAny.document,
localStorage: globalAny.localStorage,
navigator: Object.getOwnPropertyDescriptor(globalThis, "navigator"),
actEnv: (globalAny as { IS_REACT_ACT_ENVIRONMENT?: boolean }).IS_REACT_ACT_ENVIRONMENT,
};
Object.defineProperty(globalThis, "window", { configurable: true, value: dom.window });
Object.defineProperty(globalThis, "document", { configurable: true, value: dom.window.document });
Object.defineProperty(globalThis, "localStorage", { configurable: true, value: dom.window.localStorage });
Object.defineProperty(globalThis, "navigator", {
configurable: true,
value: { locks: createFakeLockManager() },
});
Object.defineProperty(globalAny, "IS_REACT_ACT_ENVIRONMENT", { configurable: true, value: true });
const container = dom.window.document.createElement("div");
dom.window.document.body.appendChild(container);
try {
dom.window.localStorage.setItem(
STORAGE_KEY_MANAGED_SOURCES,
JSON.stringify([managedSource]),
);
// Simulate updateHosts: the React state already holds the edited alias,
// but the encrypted disk write is still queued and only lands later.
const hostBeforeEdit = managedHost("aaaaaaaa");
const hostAfterEdit = managedHost("bbbbbbbb");
let persistedHosts: TestHost[] = [hostBeforeEdit];
let resolveCommit!: () => void;
const commit = new Promise<void>((resolve) => { resolveCommit = resolve; });
setTimeout(() => {
persistedHosts = [hostAfterEdit];
resolveCommit();
}, 20);
const onReadPersistedHosts = async (): Promise<Host[]> => {
// Mirrors the real readPersistedHosts semantics: while the vault lock is
// held, only the encrypt phase is drained (the disk write queued behind
// that lock is not visible yet); outside the lock it also waits for the
// queued disk write before reading.
if (isVaultImportLockHeld("vault")) return persistedHosts;
await commit;
return persistedHosts;
};
let written = "";
(dom.window as unknown as Record<string, unknown>).netcatty = {
readLocalFile: async () => new TextEncoder().encode(
"# BEGIN NETCATTY MANAGED - DO NOT EDIT THIS BLOCK\n"
+ "Host aaaaaaaa\n HostName managed.example.com\n"
+ "# END NETCATTY MANAGED\n",
).buffer,
writeLocalFile: async (_filePath: string, buffer: ArrayBuffer) => {
written = new TextDecoder().decode(buffer);
},
};
function Harness() {
useManagedSourceSync({
hosts: [hostAfterEdit],
managedSources: [managedSource],
onUpdateManagedSources: () => {},
onReadPersistedHosts,
});
return null;
}
const root = createRoot(container);
await act(async () => {
root.render(React.createElement(Harness));
});
for (let i = 0; i < 250 && !written; i += 1) {
await new Promise((resolve) => setTimeout(resolve, 10));
}
await act(async () => root.unmount());
assert.ok(written, "managed sync never wrote the ssh_config file");
assert.ok(written.includes("Host bbbbbbbb"), "sync wrote a stale alias");
assert.ok(!written.includes("Host aaaaaaaa"), "sync wrote the pre-edit alias");
} finally {
container.remove();
dom.window.close();
for (const key of ["window", "document", "localStorage"] as const) {
if (key in globalAny) {
Object.defineProperty(globalThis, key, {
configurable: true,
enumerable: true,
writable: true,
value: saved[key],
});
} else {
delete globalAny[key];
}
}
if (saved.navigator) {
Object.defineProperty(globalThis, "navigator", saved.navigator);
} else {
delete (globalThis as { navigator?: unknown }).navigator;
}
Object.defineProperty(globalAny, "IS_REACT_ACT_ENVIRONMENT", {
configurable: true,
value: saved.actEnv,
});
}
});