Files
stack/apps/gateway/src/harness/harness.registry.spec.ts
T
2026-08-11 19:22:27 -05:00

70 lines
2.2 KiB
TypeScript

import { describe, expect, it } from 'vitest';
import {
HarnessAdapterUnavailableError,
HarnessRegistrationError,
HarnessRegistry,
} from './harness.registry.js';
import { FakeHarnessAdapter } from './testing/fake-harness.adapter.js';
describe('HarnessRegistry', () => {
it('registers and looks up an adapter by harness id', () => {
const registry = new HarnessRegistry();
const adapter = new FakeHarnessAdapter({ id: 'fake' });
registry.register(adapter);
expect(registry.get('fake')).toBe(adapter);
expect(registry.has('fake')).toBe(true);
expect(registry.list().map((entry) => entry.id)).toEqual(['fake']);
});
it('rejects a blank adapter id', () => {
const registry = new HarnessRegistry();
let error: unknown;
try {
registry.register(new FakeHarnessAdapter({ id: ' ' }));
} catch (caught) {
error = caught;
}
expect(error).toBeInstanceOf(HarnessRegistrationError);
expect((error as HarnessRegistrationError).reason).toBe('blank_id');
expect(registry.list()).toEqual([]);
});
it('rejects a duplicate adapter id', () => {
const registry = new HarnessRegistry();
registry.register(new FakeHarnessAdapter({ id: 'fake' }));
let error: unknown;
try {
registry.register(new FakeHarnessAdapter({ id: 'fake' }));
} catch (caught) {
error = caught;
}
expect(error).toBeInstanceOf(HarnessRegistrationError);
expect((error as HarnessRegistrationError).reason).toBe('duplicate_id');
expect((error as HarnessRegistrationError).harnessId).toBe('fake');
// The original registration is untouched.
expect(registry.list()).toHaveLength(1);
});
it('returns adapter_unavailable for an unknown harness id', () => {
const registry = new HarnessRegistry();
let error: unknown;
try {
registry.get('missing');
} catch (caught) {
error = caught;
}
expect(error).toBeInstanceOf(HarnessAdapterUnavailableError);
expect((error as HarnessAdapterUnavailableError).code).toBe('adapter_unavailable');
expect((error as HarnessAdapterUnavailableError).harnessId).toBe('missing');
expect(registry.has('missing')).toBe(false);
});
});