From 9008eb5afe4df9bf54931a202add19dbeeed666d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alejandro=20Ferna=CC=81ndez=20Haro?= Date: Mon, 30 Nov 2020 16:03:18 +0100 Subject: [PATCH] Add tests for the license getter --- .../common/index.ts | 8 -- .../telemetry_collection/get_license.test.ts | 82 +++++++++++++++++++ 2 files changed, 82 insertions(+), 8 deletions(-) delete mode 100644 x-pack/plugins/telemetry_collection_xpack/common/index.ts create mode 100644 x-pack/plugins/telemetry_collection_xpack/server/telemetry_collection/get_license.test.ts diff --git a/x-pack/plugins/telemetry_collection_xpack/common/index.ts b/x-pack/plugins/telemetry_collection_xpack/common/index.ts deleted file mode 100644 index 2b08ebe2e7bbf..0000000000000 --- a/x-pack/plugins/telemetry_collection_xpack/common/index.ts +++ /dev/null @@ -1,8 +0,0 @@ -/* - * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one - * or more contributor license agreements. Licensed under the Elastic License; - * you may not use this file except in compliance with the Elastic License. - */ - -export const PLUGIN_ID = 'telemetryCollectionXpack'; -export const PLUGIN_NAME = 'telemetry_collection_xpack'; diff --git a/x-pack/plugins/telemetry_collection_xpack/server/telemetry_collection/get_license.test.ts b/x-pack/plugins/telemetry_collection_xpack/server/telemetry_collection/get_license.test.ts new file mode 100644 index 0000000000000..c5c6832aa84ac --- /dev/null +++ b/x-pack/plugins/telemetry_collection_xpack/server/telemetry_collection/get_license.test.ts @@ -0,0 +1,82 @@ +/* + * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one + * or more contributor license agreements. Licensed under the Elastic License; + * you may not use this file except in compliance with the Elastic License. + */ + +import { elasticsearchServiceMock } from 'src/core/server/mocks'; +import { getLicenseFromLocalOrMaster } from './get_license'; + +describe('getLicenseFromLocalOrMaster', () => { + test('return an undefined license if it fails to get the license on the first attempt and it does not have a cached license yet', async () => { + const esClient = elasticsearchServiceMock.createClusterClient().asInternalUser; + // The local fetch fails + esClient.license.get.mockRejectedValue(new Error('Something went terribly wrong')); + + const license = await getLicenseFromLocalOrMaster(esClient); + + expect(license).toBeUndefined(); + expect(esClient.license.get).toHaveBeenCalledWith({ local: true, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledTimes(1); + }); + + test('returns the license it fetches from Elasticsearch', async () => { + const esClient = elasticsearchServiceMock.createClusterClient().asInternalUser; + // The local fetch succeeds + esClient.license.get.mockResolvedValue({ body: { license: { type: 'basic' } } } as any); + + const license = await getLicenseFromLocalOrMaster(esClient); + + expect(license).toStrictEqual({ type: 'basic' }); + expect(esClient.license.get).toHaveBeenCalledWith({ local: true, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledTimes(1); + }); + + test('after the first successful attempt, if the local request fails, it will try with the master request (failed case)', async () => { + const esClient = elasticsearchServiceMock.createClusterClient().asInternalUser; + const error = new Error('Something went terribly wrong'); + // The requests fail with an error + esClient.license.get.mockRejectedValue(error); + + await expect(getLicenseFromLocalOrMaster(esClient)).rejects.toStrictEqual(error); + + expect(esClient.license.get).toHaveBeenCalledWith({ local: true, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledWith({ local: false, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledTimes(2); + }); + + test('after the first successful attempt, if the local request fails, it will try with the master request (success case)', async () => { + const esClient = elasticsearchServiceMock.createClusterClient().asInternalUser; + // The local fetch fails + esClient.license.get.mockRejectedValueOnce(new Error('Something went terribly wrong')); + // The master fetch succeeds + esClient.license.get.mockResolvedValue({ body: { license: { type: 'basic' } } } as any); + + const license = await getLicenseFromLocalOrMaster(esClient); + + expect(license).toStrictEqual({ type: 'basic' }); + expect(esClient.license.get).toHaveBeenCalledWith({ local: true, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledWith({ local: false, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledTimes(2); + }); + + test('after the first successful attempt, if the local request fails, it will try with the master request (clearing cached license)', async () => { + const esClient = elasticsearchServiceMock.createClusterClient().asInternalUser; + // The requests fail with 400 + esClient.license.get.mockRejectedValue({ statusCode: 400 }); + + // First attempt goes through 2 requests: local and master + const license = await getLicenseFromLocalOrMaster(esClient); + + expect(license).toBeUndefined(); + expect(esClient.license.get).toHaveBeenCalledWith({ local: true, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledWith({ local: false, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledTimes(2); + + // Now the cached license is cleared, next request only goes for local and gives up when failed + esClient.license.get.mockClear(); + await expect(getLicenseFromLocalOrMaster(esClient)).resolves.toBeUndefined(); + expect(esClient.license.get).toHaveBeenCalledWith({ local: true, accept_enterprise: true }); + expect(esClient.license.get).toHaveBeenCalledTimes(1); + }); +});