const originalPath = process.env.PATH;

const originalPathExt = process.env.PATHEXT;

const originalWindowsPath = process.env.Path;

const originalQmdStateDir = process.env.OPENCLAW_STATE_DIR;

function setQmdStateDir(stateDir: string): void {

Reflect.set(process.env, "OPENCLAW_STATE_DIR", stateDir);

}

function restoreQmdStateDir(): void {

if (originalQmdStateDir === undefined) {

Reflect.deleteProperty(process.env, "OPENCLAW_STATE_DIR");

} else {

Reflect.set(process.env, "OPENCLAW_STATE_DIR", originalQmdStateDir);

}

}

describe("QmdMemoryManager", () => {

let fixtureRoot: string;

// Only workspace must exist for configured collection paths; state paths are

// created lazily by manager code when needed.

await fs.mkdir(workspaceDir, { recursive: true });

process.env.OPENCLAW_STATE_DIR = stateDir;

setQmdStateDir(stateDir);

// Keep the default Windows path unresolved for most tests so spawn mocks can

// match the logical package command. Tests that verify wrapper resolution

// install explicit shim fixtures inline.

embedStartupJitterSpy?.mockRestore();

embedStartupJitterSpy = null;

vi.useRealTimers();

delete process.env.OPENCLAW_STATE_DIR;

restoreQmdStateDir();

if (originalPath === undefined) {

delete process.env.PATH;

} else {

// directory instead of the real ~/.cache.

savedXdgCacheHome = process.env.XDG_CACHE_HOME;

const fakeCacheHome = path.join(tmpRoot, "fake-cache");

process.env.XDG_CACHE_HOME = fakeCacheHome;

Reflect.set(process.env, "XDG_CACHE_HOME", fakeCacheHome);

defaultModelsDir = path.join(fakeCacheHome, "qmd", "models");

await fs.mkdir(defaultModelsDir, { recursive: true });

afterEach(() => {

if (savedXdgCacheHome === undefined) {

delete process.env.XDG_CACHE_HOME;

Reflect.deleteProperty(process.env, "XDG_CACHE_HOME");

} else {

process.env.XDG_CACHE_HOME = savedXdgCacheHome;

Reflect.set(process.env, "XDG_CACHE_HOME", savedXdgCacheHome);

}

});