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implement in some tests

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Signed-off-by: Fredrik Adelöw <freben@gmail.com>
This commit is contained in:
Fredrik Adelöw
2024-09-11 10:41:02 +02:00
parent f19f848077
commit 0e77776b51
18 changed files with 285 additions and 356 deletions
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plugins/techdocs-backend/src/service/CachedEntityLoader.test.ts
+14 -16
View File
@@ -13,20 +13,14 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { CacheService } from '@backstage/backend-plugin-api';
import { CachedEntityLoader } from './CachedEntityLoader';
import { CatalogApi } from '@backstage/catalog-client';
import { CompoundEntityRef } from '@backstage/catalog-model';
import { mockServices } from '@backstage/backend-test-utils';
import { catalogServiceMock } from '@backstage/plugin-catalog-node/testUtils';
describe('CachedEntityLoader', () => {
const catalog: jest.Mocked<CatalogApi> = {
getEntityByRef: jest.fn(),
} as any;
const cache: jest.Mocked<CacheService> = {
get: jest.fn(),
set: jest.fn(),
} as any;
const cache = mockServices.cache.mock();
const entityName: CompoundEntityRef = {
kind: 'component',
@@ -45,16 +39,15 @@ describe('CachedEntityLoader', () => {
const token = 'test-token';
const loader = new CachedEntityLoader({ catalog, cache });
afterEach(() => {
jest.resetAllMocks();
});
it('writes entities to cache', async () => {
cache.get.mockResolvedValue(undefined);
catalog.getEntityByRef.mockResolvedValue(entity);
const catalog = catalogServiceMock({ entities: [entity] });
const loader = new CachedEntityLoader({ catalog, cache });
const result = await loader.load(entityName, token);
expect(result).toEqual(entity);
@@ -66,8 +59,10 @@ describe('CachedEntityLoader', () => {
});
it('returns entities from cache', async () => {
const catalog = catalogServiceMock.mock();
cache.get.mockResolvedValue(entity);
const loader = new CachedEntityLoader({ catalog, cache });
const result = await loader.load(entityName, token);
expect(result).toEqual(entity);
@@ -75,9 +70,10 @@ describe('CachedEntityLoader', () => {
});
it('does not cache missing entites', async () => {
const catalog = catalogServiceMock({ entities: [] });
cache.get.mockResolvedValue(undefined);
catalog.getEntityByRef.mockResolvedValue(undefined);
const loader = new CachedEntityLoader({ catalog, cache });
const result = await loader.load(entityName, token);
expect(result).toBeUndefined();
@@ -85,9 +81,10 @@ describe('CachedEntityLoader', () => {
});
it('uses entity ref as cache key for anonymous users', async () => {
const catalog = catalogServiceMock({ entities: [entity] });
cache.get.mockResolvedValue(undefined);
catalog.getEntityByRef.mockResolvedValue(entity);
const loader = new CachedEntityLoader({ catalog, cache });
const result = await loader.load(entityName, undefined);
expect(result).toEqual(entity);
@@ -107,8 +104,9 @@ describe('CachedEntityLoader', () => {
setTimeout(() => resolve(undefined), 10000);
}),
);
catalog.getEntityByRef.mockResolvedValue(entity);
const catalog = catalogServiceMock({ entities: [entity] });
const loader = new CachedEntityLoader({ catalog, cache });
const result = await loader.load(entityName, token);
expect(result).toEqual(entity);