|
| 1 | +/** |
| 2 | + * @license |
| 3 | + * Copyright 2020 Google LLC |
| 4 | + * |
| 5 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | + * you may not use this file except in compliance with the License. |
| 7 | + * You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | + |
| 18 | +import '../test/setup'; |
| 19 | +import { expect } from 'chai'; |
| 20 | +import { SinonStub, spy, stub, useFakeTimers } from 'sinon'; |
| 21 | +import { deleteApp, FirebaseApp } from '@firebase/app'; |
| 22 | +import { |
| 23 | + FAKE_SITE_KEY, |
| 24 | + getFullApp, |
| 25 | + getFakeCustomTokenProvider, |
| 26 | + removegreCAPTCHAScriptsOnPage, |
| 27 | + getFakeGreCAPTCHA |
| 28 | +} from '../test/util'; |
| 29 | +import { initializeAppCheck } from './api'; |
| 30 | +import { |
| 31 | + getToken, |
| 32 | + addTokenListener, |
| 33 | + removeTokenListener, |
| 34 | + formatDummyToken, |
| 35 | + defaultTokenErrorData |
| 36 | +} from './internal-api'; |
| 37 | +import * as reCAPTCHA from './recaptcha'; |
| 38 | +import * as client from './client'; |
| 39 | +import * as storage from './storage'; |
| 40 | +import * as util from './util'; |
| 41 | +import { getState, clearState, setState, getDebugState } from './state'; |
| 42 | +import { AppCheckTokenListener } from './public-types'; |
| 43 | +import { Deferred, FirebaseError } from '@firebase/util'; |
| 44 | +import { ReCaptchaV3Provider } from './providers'; |
| 45 | +import { AppCheckService } from './factory'; |
| 46 | +import { ListenerType } from './types'; |
| 47 | + |
| 48 | +const fakeRecaptchaToken = 'fake-recaptcha-token'; |
| 49 | +const fakeRecaptchaAppCheckToken = { |
| 50 | + token: 'fake-recaptcha-app-check-token', |
| 51 | + expireTimeMillis: Date.now() + 60000, |
| 52 | + issuedAtTimeMillis: 0 |
| 53 | +}; |
| 54 | + |
| 55 | +const fakeCachedAppCheckToken = { |
| 56 | + token: 'fake-cached-app-check-token', |
| 57 | + expireTimeMillis: Date.now() + 60000, |
| 58 | + issuedAtTimeMillis: 0 |
| 59 | +}; |
| 60 | + |
| 61 | +describe('internal api', () => { |
| 62 | + let app: FirebaseApp; |
| 63 | + let storageReadStub: SinonStub; |
| 64 | + let storageWriteStub: SinonStub; |
| 65 | + |
| 66 | + beforeEach(() => { |
| 67 | + app = getFullApp(); |
| 68 | + storageReadStub = stub(storage, 'readTokenFromStorage').resolves(undefined); |
| 69 | + storageWriteStub = stub(storage, 'writeTokenToStorage'); |
| 70 | + stub(util, 'getRecaptcha').returns(getFakeGreCAPTCHA()); |
| 71 | + }); |
| 72 | + |
| 73 | + afterEach(() => { |
| 74 | + clearState(); |
| 75 | + removegreCAPTCHAScriptsOnPage(); |
| 76 | + return deleteApp(app); |
| 77 | + }); |
| 78 | + // TODO: test error conditions |
| 79 | + describe('getToken()', () => { |
| 80 | + it('uses reCAPTCHA token to exchange for AppCheck token', async () => { |
| 81 | + const appCheck = initializeAppCheck(app, { |
| 82 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 83 | + }); |
| 84 | + const exchangeTokenStub: SinonStub = stub( |
| 85 | + client, |
| 86 | + 'exchangeToken' |
| 87 | + ).returns( |
| 88 | + Promise.reject( |
| 89 | + new FirebaseError('test-error', 'test error msg', { httpStatus: 503 }) |
| 90 | + ) |
| 91 | + ); |
| 92 | + |
| 93 | + const token = await getToken(appCheck as AppCheckService); |
| 94 | + |
| 95 | + expect(exchangeTokenStub.args[0][0].body['recaptcha_token']).to.equal( |
| 96 | + fakeRecaptchaToken |
| 97 | + ); |
| 98 | + expect(token).to.deep.equal({ token: fakeRecaptchaAppCheckToken.token }); |
| 99 | + }); |
| 100 | + |
| 101 | + it('resolves with a dummy token and an error if failed to get a token', async () => { |
| 102 | + const errorStub = stub(console, 'error'); |
| 103 | + const appCheck = initializeAppCheck(app, { |
| 104 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 105 | + }); |
| 106 | + |
| 107 | + const reCAPTCHASpy = stub(reCAPTCHA, 'getToken').returns( |
| 108 | + Promise.resolve(fakeRecaptchaToken) |
| 109 | + ); |
| 110 | + |
| 111 | + const error = new Error('oops, something went wrong'); |
| 112 | + stub(client, 'exchangeToken').returns(Promise.reject(error)); |
| 113 | + |
| 114 | + const token = await getToken(appCheck as AppCheckService); |
| 115 | + |
| 116 | + expect(reCAPTCHASpy).to.be.called; |
| 117 | + expect(token).to.deep.equal({ |
| 118 | + token: formatDummyToken(defaultTokenErrorData), |
| 119 | + error |
| 120 | + }); |
| 121 | + expect(errorStub.args[0][1].message).to.include( |
| 122 | + 'oops, something went wrong' |
| 123 | + ); |
| 124 | + errorStub.restore(); |
| 125 | + }); |
| 126 | + |
| 127 | + it('notifies listeners using cached token', async () => { |
| 128 | + storageReadStub.resolves(fakeCachedAppCheckToken); |
| 129 | + const appCheck = initializeAppCheck(app, { |
| 130 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY), |
| 131 | + isTokenAutoRefreshEnabled: false |
| 132 | + }); |
| 133 | + |
| 134 | + const clock = useFakeTimers(); |
| 135 | + |
| 136 | + const listener1 = spy(); |
| 137 | + const listener2 = spy(); |
| 138 | + addTokenListener( |
| 139 | + appCheck as AppCheckService, |
| 140 | + ListenerType.INTERNAL, |
| 141 | + listener1 |
| 142 | + ); |
| 143 | + addTokenListener( |
| 144 | + appCheck as AppCheckService, |
| 145 | + ListenerType.INTERNAL, |
| 146 | + listener2 |
| 147 | + ); |
| 148 | + |
| 149 | + await getToken(appCheck as AppCheckService); |
| 150 | + |
| 151 | + clock.tick(1); |
| 152 | + |
| 153 | + expect(listener1).to.be.calledWith({ |
| 154 | + token: fakeCachedAppCheckToken.token |
| 155 | + }); |
| 156 | + expect(listener2).to.be.calledWith({ |
| 157 | + token: fakeCachedAppCheckToken.token |
| 158 | + }); |
| 159 | + |
| 160 | + clock.restore(); |
| 161 | + }); |
| 162 | + |
| 163 | + it('notifies listeners using new token', async () => { |
| 164 | + const appCheck = initializeAppCheck(app, { |
| 165 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY), |
| 166 | + isTokenAutoRefreshEnabled: true |
| 167 | + }); |
| 168 | + |
| 169 | + stub(reCAPTCHA, 'getToken').returns(Promise.resolve(fakeRecaptchaToken)); |
| 170 | + stub(client, 'exchangeToken').returns( |
| 171 | + Promise.resolve(fakeRecaptchaAppCheckToken) |
| 172 | + ); |
| 173 | + |
| 174 | + const listener1 = spy(); |
| 175 | + const listener2 = spy(); |
| 176 | + addTokenListener( |
| 177 | + appCheck as AppCheckService, |
| 178 | + ListenerType.INTERNAL, |
| 179 | + listener1 |
| 180 | + ); |
| 181 | + addTokenListener( |
| 182 | + appCheck as AppCheckService, |
| 183 | + ListenerType.INTERNAL, |
| 184 | + listener2 |
| 185 | + ); |
| 186 | + |
| 187 | + await getToken(appCheck as AppCheckService); |
| 188 | + |
| 189 | + expect(listener1).to.be.calledWith({ |
| 190 | + token: fakeRecaptchaAppCheckToken.token |
| 191 | + }); |
| 192 | + expect(listener2).to.be.calledWith({ |
| 193 | + token: fakeRecaptchaAppCheckToken.token |
| 194 | + }); |
| 195 | + }); |
| 196 | + |
| 197 | + it('calls 3P error handler if there is an error getting a token', async () => { |
| 198 | + stub(console, 'error'); |
| 199 | + const appCheck = initializeAppCheck(app, { |
| 200 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY), |
| 201 | + isTokenAutoRefreshEnabled: true |
| 202 | + }); |
| 203 | + stub(reCAPTCHA, 'getToken').returns(Promise.resolve(fakeRecaptchaToken)); |
| 204 | + stub(client, 'exchangeToken').rejects('exchange error'); |
| 205 | + const listener1 = spy(); |
| 206 | + const errorFn1 = spy(); |
| 207 | + |
| 208 | + addTokenListener( |
| 209 | + appCheck as AppCheckService, |
| 210 | + ListenerType.EXTERNAL, |
| 211 | + listener1, |
| 212 | + errorFn1 |
| 213 | + ); |
| 214 | + |
| 215 | + await getToken(appCheck as AppCheckService); |
| 216 | + |
| 217 | + expect(errorFn1).to.be.calledOnce; |
| 218 | + expect(errorFn1.args[0][0].name).to.include('exchange error'); |
| 219 | + }); |
| 220 | + |
| 221 | + it('ignores listeners that throw', async () => { |
| 222 | + stub(console, 'error'); |
| 223 | + const appCheck = initializeAppCheck(app, { |
| 224 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY), |
| 225 | + isTokenAutoRefreshEnabled: true |
| 226 | + }); |
| 227 | + stub(reCAPTCHA, 'getToken').returns(Promise.resolve(fakeRecaptchaToken)); |
| 228 | + stub(client, 'exchangeToken').returns( |
| 229 | + Promise.resolve(fakeRecaptchaAppCheckToken) |
| 230 | + ); |
| 231 | + const listener1 = stub().throws(new Error()); |
| 232 | + const listener2 = spy(); |
| 233 | + |
| 234 | + addTokenListener( |
| 235 | + appCheck as AppCheckService, |
| 236 | + ListenerType.INTERNAL, |
| 237 | + listener1 |
| 238 | + ); |
| 239 | + addTokenListener( |
| 240 | + appCheck as AppCheckService, |
| 241 | + ListenerType.INTERNAL, |
| 242 | + listener2 |
| 243 | + ); |
| 244 | + |
| 245 | + await getToken(appCheck as AppCheckService); |
| 246 | + |
| 247 | + expect(listener1).to.be.calledWith({ |
| 248 | + token: fakeRecaptchaAppCheckToken.token |
| 249 | + }); |
| 250 | + expect(listener2).to.be.calledWith({ |
| 251 | + token: fakeRecaptchaAppCheckToken.token |
| 252 | + }); |
| 253 | + }); |
| 254 | + |
| 255 | + it('loads persisted token to memory and returns it', async () => { |
| 256 | + const clock = useFakeTimers(); |
| 257 | + |
| 258 | + storageReadStub.resolves(fakeCachedAppCheckToken); |
| 259 | + const appCheck = initializeAppCheck(app, { |
| 260 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 261 | + }); |
| 262 | + |
| 263 | + const clientStub = stub(client, 'exchangeToken'); |
| 264 | + |
| 265 | + expect(getState(app).token).to.equal(undefined); |
| 266 | + expect(await getToken(appCheck as AppCheckService)).to.deep.equal({ |
| 267 | + token: fakeCachedAppCheckToken.token |
| 268 | + }); |
| 269 | + expect(getState(app).token).to.equal(fakeCachedAppCheckToken); |
| 270 | + expect(clientStub).has.not.been.called; |
| 271 | + |
| 272 | + clock.restore(); |
| 273 | + }); |
| 274 | + |
| 275 | + it('persists token to storage', async () => { |
| 276 | + const appCheck = initializeAppCheck(app, { |
| 277 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 278 | + }); |
| 279 | + |
| 280 | + stub(reCAPTCHA, 'getToken').returns(Promise.resolve(fakeRecaptchaToken)); |
| 281 | + stub(client, 'exchangeToken').returns( |
| 282 | + Promise.resolve(fakeRecaptchaAppCheckToken) |
| 283 | + ); |
| 284 | + storageWriteStub.resetHistory(); |
| 285 | + const result = await getToken(appCheck as AppCheckService); |
| 286 | + expect(result).to.deep.equal({ token: fakeRecaptchaAppCheckToken.token }); |
| 287 | + expect(storageWriteStub).has.been.calledWith( |
| 288 | + app, |
| 289 | + fakeRecaptchaAppCheckToken |
| 290 | + ); |
| 291 | + }); |
| 292 | + |
| 293 | + it('returns the valid token in memory without making network request', async () => { |
| 294 | + const clock = useFakeTimers(); |
| 295 | + const appCheck = initializeAppCheck(app, { |
| 296 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 297 | + }); |
| 298 | + setState(app, { ...getState(app), token: fakeRecaptchaAppCheckToken }); |
| 299 | + |
| 300 | + const clientStub = stub(client, 'exchangeToken'); |
| 301 | + expect(await getToken(appCheck as AppCheckService)).to.deep.equal({ |
| 302 | + token: fakeRecaptchaAppCheckToken.token |
| 303 | + }); |
| 304 | + expect(clientStub).to.not.have.been.called; |
| 305 | + |
| 306 | + clock.restore(); |
| 307 | + }); |
| 308 | + |
| 309 | + it('force to get new token when forceRefresh is true', async () => { |
| 310 | + const appCheck = initializeAppCheck(app, { |
| 311 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 312 | + }); |
| 313 | + setState(app, { ...getState(app), token: fakeRecaptchaAppCheckToken }); |
| 314 | + |
| 315 | + stub(reCAPTCHA, 'getToken').returns(Promise.resolve(fakeRecaptchaToken)); |
| 316 | + stub(client, 'exchangeToken').returns( |
| 317 | + Promise.resolve({ |
| 318 | + token: 'new-recaptcha-app-check-token', |
| 319 | + expireTimeMillis: Date.now() + 60000, |
| 320 | + issuedAtTimeMillis: 0 |
| 321 | + }) |
| 322 | + ); |
| 323 | + |
| 324 | + expect(await getToken(appCheck as AppCheckService, true)).to.deep.equal({ |
| 325 | + token: 'new-recaptcha-app-check-token' |
| 326 | + }); |
| 327 | + }); |
| 328 | + |
| 329 | + it('exchanges debug token if in debug mode and there is no cached token', async () => { |
| 330 | + const exchangeTokenStub: SinonStub = stub( |
| 331 | + client, |
| 332 | + 'exchangeToken' |
| 333 | + ).returns(Promise.resolve(fakeRecaptchaAppCheckToken)); |
| 334 | + const debugState = getDebugState(); |
| 335 | + debugState.enabled = true; |
| 336 | + debugState.token = new Deferred(); |
| 337 | + debugState.token.resolve('my-debug-token'); |
| 338 | + const appCheck = initializeAppCheck(app, { |
| 339 | + provider: new ReCaptchaV3Provider(FAKE_SITE_KEY) |
| 340 | + }); |
| 341 | + |
| 342 | + const token = await getToken(appCheck as AppCheckService); |
| 343 | + expect(exchangeTokenStub.args[0][0].body['debug_token']).to.equal( |
| 344 | + 'my-debug-token' |
| 345 | + ); |
| 346 | + expect(token).to.deep.equal({ token: fakeRecaptchaAppCheckToken.token }); |
| 347 | + }); |
| 348 | + }); |
| 349 | +}); |
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