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* @license
* Copyright 2019 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { FirebaseError } from '@firebase/util';
import { expect } from 'chai';
import { SinonStub, stub } from 'sinon';
import { GenerateAuthTokenResponse } from '../interfaces/api-response';
import { AppConfig } from '../interfaces/app-config';
import {
CompletedAuthToken,
RegisteredInstallationEntry,
RequestStatus
} from '../interfaces/installation-entry';
import { compareHeaders } from '../testing/compare-headers';
import { getFakeAppConfig } from '../testing/get-fake-app';
import '../testing/setup';
import {
INSTALLATIONS_API_URL,
INTERNAL_AUTH_VERSION,
PACKAGE_VERSION
} from '../util/constants';
import { ErrorResponse } from './common';
import { generateAuthToken } from './generate-auth-token';
const FID = 'evil-has-no-boundaries';
describe('generateAuthToken', () => {
let appConfig: AppConfig;
let fetchSpy: SinonStub<[RequestInfo, RequestInit?], Promise<Response>>;
let registeredInstallationEntry: RegisteredInstallationEntry;
let response: GenerateAuthTokenResponse;
beforeEach(() => {
appConfig = getFakeAppConfig();
registeredInstallationEntry = {
fid: FID,
registrationStatus: RequestStatus.COMPLETED,
refreshToken: 'refreshToken',
authToken: {
requestStatus: RequestStatus.NOT_STARTED
}
};
response = {
token:
'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCeKKF2QT4fwpMeJf36POk6yJV_adQssw5c',
expiresIn: '604800s'
};
fetchSpy = stub(self, 'fetch');
});
describe('successful request', () => {
beforeEach(() => {
fetchSpy.resolves(new Response(JSON.stringify(response)));
});
it('fetches a new Authentication Token', async () => {
const completedAuthToken: CompletedAuthToken = await generateAuthToken(
appConfig,
registeredInstallationEntry
);
expect(completedAuthToken.requestStatus).to.equal(
RequestStatus.COMPLETED
);
});
it('calls the generateAuthToken server API with correct parameters', async () => {
const expectedHeaders = new Headers({
'Content-Type': 'application/json',
Accept: 'application/json',
Authorization: `${INTERNAL_AUTH_VERSION} refreshToken`,
'x-goog-api-key': 'apiKey'
});
const expectedBody = {
installation: {
sdkVersion: PACKAGE_VERSION
}
};
const expectedRequest: RequestInit = {
method: 'POST',
headers: expectedHeaders,
body: JSON.stringify(expectedBody)
};
const expectedEndpoint = `${INSTALLATIONS_API_URL}/projects/projectId/installations/${FID}/authTokens:generate`;
await generateAuthToken(appConfig, registeredInstallationEntry);
expect(fetchSpy).to.be.calledOnceWith(expectedEndpoint, expectedRequest);
const actualHeaders = fetchSpy.lastCall.lastArg.headers;
compareHeaders(expectedHeaders, actualHeaders);
});
});
describe('failed request', () => {
it('throws a FirebaseError with the error information from the server', async () => {
const errorResponse: ErrorResponse = {
error: {
code: 409,
message: 'Requested entity already exists',
status: 'ALREADY_EXISTS'
}
};
fetchSpy.resolves(
new Response(JSON.stringify(errorResponse), { status: 409 })
);
await expect(
generateAuthToken(appConfig, registeredInstallationEntry)
).to.be.rejectedWith(FirebaseError);
});
it('retries once if the server returns a 5xx error', async () => {
const errorResponse: ErrorResponse = {
error: {
code: 500,
message: 'Internal server error',
status: 'SERVER_ERROR'
}
};
fetchSpy
.onCall(0)
.resolves(new Response(JSON.stringify(errorResponse), { status: 500 }));
fetchSpy.onCall(1).resolves(new Response(JSON.stringify(response)));
await expect(generateAuthToken(appConfig, registeredInstallationEntry)).to
.be.fulfilled;
expect(fetchSpy).to.be.calledTwice;
});
});
});
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