| 1 | /**
|
|---|
| 2 | * @license Angular v12.2.13
|
|---|
| 3 | * (c) 2010-2021 Google LLC. https://angular.io/
|
|---|
| 4 | * License: MIT
|
|---|
| 5 | */
|
|---|
| 6 |
|
|---|
| 7 | import { HttpHeaders, HttpResponse, HttpErrorResponse, HttpEventType, HttpClientModule, HttpBackend } from '@angular/common/http';
|
|---|
| 8 | import { Injectable, NgModule } from '@angular/core';
|
|---|
| 9 | import { Observable } from 'rxjs';
|
|---|
| 10 |
|
|---|
| 11 | /**
|
|---|
| 12 | * @license
|
|---|
| 13 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 14 | *
|
|---|
| 15 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 16 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 17 | */
|
|---|
| 18 | /**
|
|---|
| 19 | * Controller to be injected into tests, that allows for mocking and flushing
|
|---|
| 20 | * of requests.
|
|---|
| 21 | *
|
|---|
| 22 | * @publicApi
|
|---|
| 23 | */
|
|---|
| 24 | class HttpTestingController {
|
|---|
| 25 | }
|
|---|
| 26 |
|
|---|
| 27 | /**
|
|---|
| 28 | * @license
|
|---|
| 29 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 30 | *
|
|---|
| 31 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 32 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 33 | */
|
|---|
| 34 | /**
|
|---|
| 35 | * A mock requests that was received and is ready to be answered.
|
|---|
| 36 | *
|
|---|
| 37 | * This interface allows access to the underlying `HttpRequest`, and allows
|
|---|
| 38 | * responding with `HttpEvent`s or `HttpErrorResponse`s.
|
|---|
| 39 | *
|
|---|
| 40 | * @publicApi
|
|---|
| 41 | */
|
|---|
| 42 | class TestRequest {
|
|---|
| 43 | constructor(request, observer) {
|
|---|
| 44 | this.request = request;
|
|---|
| 45 | this.observer = observer;
|
|---|
| 46 | /**
|
|---|
| 47 | * @internal set by `HttpClientTestingBackend`
|
|---|
| 48 | */
|
|---|
| 49 | this._cancelled = false;
|
|---|
| 50 | }
|
|---|
| 51 | /**
|
|---|
| 52 | * Whether the request was cancelled after it was sent.
|
|---|
| 53 | */
|
|---|
| 54 | get cancelled() {
|
|---|
| 55 | return this._cancelled;
|
|---|
| 56 | }
|
|---|
| 57 | /**
|
|---|
| 58 | * Resolve the request by returning a body plus additional HTTP information (such as response
|
|---|
| 59 | * headers) if provided.
|
|---|
| 60 | * If the request specifies an expected body type, the body is converted into the requested type.
|
|---|
| 61 | * Otherwise, the body is converted to `JSON` by default.
|
|---|
| 62 | *
|
|---|
| 63 | * Both successful and unsuccessful responses can be delivered via `flush()`.
|
|---|
| 64 | */
|
|---|
| 65 | flush(body, opts = {}) {
|
|---|
| 66 | if (this.cancelled) {
|
|---|
| 67 | throw new Error(`Cannot flush a cancelled request.`);
|
|---|
| 68 | }
|
|---|
| 69 | const url = this.request.urlWithParams;
|
|---|
| 70 | const headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
|
|---|
| 71 | body = _maybeConvertBody(this.request.responseType, body);
|
|---|
| 72 | let statusText = opts.statusText;
|
|---|
| 73 | let status = opts.status !== undefined ? opts.status : 200 /* Ok */;
|
|---|
| 74 | if (opts.status === undefined) {
|
|---|
| 75 | if (body === null) {
|
|---|
| 76 | status = 204 /* NoContent */;
|
|---|
| 77 | statusText = statusText || 'No Content';
|
|---|
| 78 | }
|
|---|
| 79 | else {
|
|---|
| 80 | statusText = statusText || 'OK';
|
|---|
| 81 | }
|
|---|
| 82 | }
|
|---|
| 83 | if (statusText === undefined) {
|
|---|
| 84 | throw new Error('statusText is required when setting a custom status.');
|
|---|
| 85 | }
|
|---|
| 86 | if (status >= 200 && status < 300) {
|
|---|
| 87 | this.observer.next(new HttpResponse({ body, headers, status, statusText, url }));
|
|---|
| 88 | this.observer.complete();
|
|---|
| 89 | }
|
|---|
| 90 | else {
|
|---|
| 91 | this.observer.error(new HttpErrorResponse({ error: body, headers, status, statusText, url }));
|
|---|
| 92 | }
|
|---|
| 93 | }
|
|---|
| 94 | /**
|
|---|
| 95 | * Resolve the request by returning an `ErrorEvent` (e.g. simulating a network failure).
|
|---|
| 96 | */
|
|---|
| 97 | error(error, opts = {}) {
|
|---|
| 98 | if (this.cancelled) {
|
|---|
| 99 | throw new Error(`Cannot return an error for a cancelled request.`);
|
|---|
| 100 | }
|
|---|
| 101 | if (opts.status && opts.status >= 200 && opts.status < 300) {
|
|---|
| 102 | throw new Error(`error() called with a successful status.`);
|
|---|
| 103 | }
|
|---|
| 104 | const headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
|
|---|
| 105 | this.observer.error(new HttpErrorResponse({
|
|---|
| 106 | error,
|
|---|
| 107 | headers,
|
|---|
| 108 | status: opts.status || 0,
|
|---|
| 109 | statusText: opts.statusText || '',
|
|---|
| 110 | url: this.request.urlWithParams,
|
|---|
| 111 | }));
|
|---|
| 112 | }
|
|---|
| 113 | /**
|
|---|
| 114 | * Deliver an arbitrary `HttpEvent` (such as a progress event) on the response stream for this
|
|---|
| 115 | * request.
|
|---|
| 116 | */
|
|---|
| 117 | event(event) {
|
|---|
| 118 | if (this.cancelled) {
|
|---|
| 119 | throw new Error(`Cannot send events to a cancelled request.`);
|
|---|
| 120 | }
|
|---|
| 121 | this.observer.next(event);
|
|---|
| 122 | }
|
|---|
| 123 | }
|
|---|
| 124 | /**
|
|---|
| 125 | * Helper function to convert a response body to an ArrayBuffer.
|
|---|
| 126 | */
|
|---|
| 127 | function _toArrayBufferBody(body) {
|
|---|
| 128 | if (typeof ArrayBuffer === 'undefined') {
|
|---|
| 129 | throw new Error('ArrayBuffer responses are not supported on this platform.');
|
|---|
| 130 | }
|
|---|
| 131 | if (body instanceof ArrayBuffer) {
|
|---|
| 132 | return body;
|
|---|
| 133 | }
|
|---|
| 134 | throw new Error('Automatic conversion to ArrayBuffer is not supported for response type.');
|
|---|
| 135 | }
|
|---|
| 136 | /**
|
|---|
| 137 | * Helper function to convert a response body to a Blob.
|
|---|
| 138 | */
|
|---|
| 139 | function _toBlob(body) {
|
|---|
| 140 | if (typeof Blob === 'undefined') {
|
|---|
| 141 | throw new Error('Blob responses are not supported on this platform.');
|
|---|
| 142 | }
|
|---|
| 143 | if (body instanceof Blob) {
|
|---|
| 144 | return body;
|
|---|
| 145 | }
|
|---|
| 146 | if (ArrayBuffer && body instanceof ArrayBuffer) {
|
|---|
| 147 | return new Blob([body]);
|
|---|
| 148 | }
|
|---|
| 149 | throw new Error('Automatic conversion to Blob is not supported for response type.');
|
|---|
| 150 | }
|
|---|
| 151 | /**
|
|---|
| 152 | * Helper function to convert a response body to JSON data.
|
|---|
| 153 | */
|
|---|
| 154 | function _toJsonBody(body, format = 'JSON') {
|
|---|
| 155 | if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
|
|---|
| 156 | throw new Error(`Automatic conversion to ${format} is not supported for ArrayBuffers.`);
|
|---|
| 157 | }
|
|---|
| 158 | if (typeof Blob !== 'undefined' && body instanceof Blob) {
|
|---|
| 159 | throw new Error(`Automatic conversion to ${format} is not supported for Blobs.`);
|
|---|
| 160 | }
|
|---|
| 161 | if (typeof body === 'string' || typeof body === 'number' || typeof body === 'object' ||
|
|---|
| 162 | typeof body === 'boolean' || Array.isArray(body)) {
|
|---|
| 163 | return body;
|
|---|
| 164 | }
|
|---|
| 165 | throw new Error(`Automatic conversion to ${format} is not supported for response type.`);
|
|---|
| 166 | }
|
|---|
| 167 | /**
|
|---|
| 168 | * Helper function to convert a response body to a string.
|
|---|
| 169 | */
|
|---|
| 170 | function _toTextBody(body) {
|
|---|
| 171 | if (typeof body === 'string') {
|
|---|
| 172 | return body;
|
|---|
| 173 | }
|
|---|
| 174 | if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
|
|---|
| 175 | throw new Error('Automatic conversion to text is not supported for ArrayBuffers.');
|
|---|
| 176 | }
|
|---|
| 177 | if (typeof Blob !== 'undefined' && body instanceof Blob) {
|
|---|
| 178 | throw new Error('Automatic conversion to text is not supported for Blobs.');
|
|---|
| 179 | }
|
|---|
| 180 | return JSON.stringify(_toJsonBody(body, 'text'));
|
|---|
| 181 | }
|
|---|
| 182 | /**
|
|---|
| 183 | * Convert a response body to the requested type.
|
|---|
| 184 | */
|
|---|
| 185 | function _maybeConvertBody(responseType, body) {
|
|---|
| 186 | if (body === null) {
|
|---|
| 187 | return null;
|
|---|
| 188 | }
|
|---|
| 189 | switch (responseType) {
|
|---|
| 190 | case 'arraybuffer':
|
|---|
| 191 | return _toArrayBufferBody(body);
|
|---|
| 192 | case 'blob':
|
|---|
| 193 | return _toBlob(body);
|
|---|
| 194 | case 'json':
|
|---|
| 195 | return _toJsonBody(body);
|
|---|
| 196 | case 'text':
|
|---|
| 197 | return _toTextBody(body);
|
|---|
| 198 | default:
|
|---|
| 199 | throw new Error(`Unsupported responseType: ${responseType}`);
|
|---|
| 200 | }
|
|---|
| 201 | }
|
|---|
| 202 |
|
|---|
| 203 | /**
|
|---|
| 204 | * @license
|
|---|
| 205 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 206 | *
|
|---|
| 207 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 208 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 209 | */
|
|---|
| 210 | /**
|
|---|
| 211 | * A testing backend for `HttpClient` which both acts as an `HttpBackend`
|
|---|
| 212 | * and as the `HttpTestingController`.
|
|---|
| 213 | *
|
|---|
| 214 | * `HttpClientTestingBackend` works by keeping a list of all open requests.
|
|---|
| 215 | * As requests come in, they're added to the list. Users can assert that specific
|
|---|
| 216 | * requests were made and then flush them. In the end, a verify() method asserts
|
|---|
| 217 | * that no unexpected requests were made.
|
|---|
| 218 | *
|
|---|
| 219 | *
|
|---|
| 220 | */
|
|---|
| 221 | class HttpClientTestingBackend {
|
|---|
| 222 | constructor() {
|
|---|
| 223 | /**
|
|---|
| 224 | * List of pending requests which have not yet been expected.
|
|---|
| 225 | */
|
|---|
| 226 | this.open = [];
|
|---|
| 227 | }
|
|---|
| 228 | /**
|
|---|
| 229 | * Handle an incoming request by queueing it in the list of open requests.
|
|---|
| 230 | */
|
|---|
| 231 | handle(req) {
|
|---|
| 232 | return new Observable((observer) => {
|
|---|
| 233 | const testReq = new TestRequest(req, observer);
|
|---|
| 234 | this.open.push(testReq);
|
|---|
| 235 | observer.next({ type: HttpEventType.Sent });
|
|---|
| 236 | return () => {
|
|---|
| 237 | testReq._cancelled = true;
|
|---|
| 238 | };
|
|---|
| 239 | });
|
|---|
| 240 | }
|
|---|
| 241 | /**
|
|---|
| 242 | * Helper function to search for requests in the list of open requests.
|
|---|
| 243 | */
|
|---|
| 244 | _match(match) {
|
|---|
| 245 | if (typeof match === 'string') {
|
|---|
| 246 | return this.open.filter(testReq => testReq.request.urlWithParams === match);
|
|---|
| 247 | }
|
|---|
| 248 | else if (typeof match === 'function') {
|
|---|
| 249 | return this.open.filter(testReq => match(testReq.request));
|
|---|
| 250 | }
|
|---|
| 251 | else {
|
|---|
| 252 | return this.open.filter(testReq => (!match.method || testReq.request.method === match.method.toUpperCase()) &&
|
|---|
| 253 | (!match.url || testReq.request.urlWithParams === match.url));
|
|---|
| 254 | }
|
|---|
| 255 | }
|
|---|
| 256 | /**
|
|---|
| 257 | * Search for requests in the list of open requests, and return all that match
|
|---|
| 258 | * without asserting anything about the number of matches.
|
|---|
| 259 | */
|
|---|
| 260 | match(match) {
|
|---|
| 261 | const results = this._match(match);
|
|---|
| 262 | results.forEach(result => {
|
|---|
| 263 | const index = this.open.indexOf(result);
|
|---|
| 264 | if (index !== -1) {
|
|---|
| 265 | this.open.splice(index, 1);
|
|---|
| 266 | }
|
|---|
| 267 | });
|
|---|
| 268 | return results;
|
|---|
| 269 | }
|
|---|
| 270 | /**
|
|---|
| 271 | * Expect that a single outstanding request matches the given matcher, and return
|
|---|
| 272 | * it.
|
|---|
| 273 | *
|
|---|
| 274 | * Requests returned through this API will no longer be in the list of open requests,
|
|---|
| 275 | * and thus will not match twice.
|
|---|
| 276 | */
|
|---|
| 277 | expectOne(match, description) {
|
|---|
| 278 | description = description || this.descriptionFromMatcher(match);
|
|---|
| 279 | const matches = this.match(match);
|
|---|
| 280 | if (matches.length > 1) {
|
|---|
| 281 | throw new Error(`Expected one matching request for criteria "${description}", found ${matches.length} requests.`);
|
|---|
| 282 | }
|
|---|
| 283 | if (matches.length === 0) {
|
|---|
| 284 | let message = `Expected one matching request for criteria "${description}", found none.`;
|
|---|
| 285 | if (this.open.length > 0) {
|
|---|
| 286 | // Show the methods and URLs of open requests in the error, for convenience.
|
|---|
| 287 | const requests = this.open
|
|---|
| 288 | .map(testReq => {
|
|---|
| 289 | const url = testReq.request.urlWithParams;
|
|---|
| 290 | const method = testReq.request.method;
|
|---|
| 291 | return `${method} ${url}`;
|
|---|
| 292 | })
|
|---|
| 293 | .join(', ');
|
|---|
| 294 | message += ` Requests received are: ${requests}.`;
|
|---|
| 295 | }
|
|---|
| 296 | throw new Error(message);
|
|---|
| 297 | }
|
|---|
| 298 | return matches[0];
|
|---|
| 299 | }
|
|---|
| 300 | /**
|
|---|
| 301 | * Expect that no outstanding requests match the given matcher, and throw an error
|
|---|
| 302 | * if any do.
|
|---|
| 303 | */
|
|---|
| 304 | expectNone(match, description) {
|
|---|
| 305 | description = description || this.descriptionFromMatcher(match);
|
|---|
| 306 | const matches = this.match(match);
|
|---|
| 307 | if (matches.length > 0) {
|
|---|
| 308 | throw new Error(`Expected zero matching requests for criteria "${description}", found ${matches.length}.`);
|
|---|
| 309 | }
|
|---|
| 310 | }
|
|---|
| 311 | /**
|
|---|
| 312 | * Validate that there are no outstanding requests.
|
|---|
| 313 | */
|
|---|
| 314 | verify(opts = {}) {
|
|---|
| 315 | let open = this.open;
|
|---|
| 316 | // It's possible that some requests may be cancelled, and this is expected.
|
|---|
| 317 | // The user can ask to ignore open requests which have been cancelled.
|
|---|
| 318 | if (opts.ignoreCancelled) {
|
|---|
| 319 | open = open.filter(testReq => !testReq.cancelled);
|
|---|
| 320 | }
|
|---|
| 321 | if (open.length > 0) {
|
|---|
| 322 | // Show the methods and URLs of open requests in the error, for convenience.
|
|---|
| 323 | const requests = open.map(testReq => {
|
|---|
| 324 | const url = testReq.request.urlWithParams.split('?')[0];
|
|---|
| 325 | const method = testReq.request.method;
|
|---|
| 326 | return `${method} ${url}`;
|
|---|
| 327 | })
|
|---|
| 328 | .join(', ');
|
|---|
| 329 | throw new Error(`Expected no open requests, found ${open.length}: ${requests}`);
|
|---|
| 330 | }
|
|---|
| 331 | }
|
|---|
| 332 | descriptionFromMatcher(matcher) {
|
|---|
| 333 | if (typeof matcher === 'string') {
|
|---|
| 334 | return `Match URL: ${matcher}`;
|
|---|
| 335 | }
|
|---|
| 336 | else if (typeof matcher === 'object') {
|
|---|
| 337 | const method = matcher.method || '(any)';
|
|---|
| 338 | const url = matcher.url || '(any)';
|
|---|
| 339 | return `Match method: ${method}, URL: ${url}`;
|
|---|
| 340 | }
|
|---|
| 341 | else {
|
|---|
| 342 | return `Match by function: ${matcher.name}`;
|
|---|
| 343 | }
|
|---|
| 344 | }
|
|---|
| 345 | }
|
|---|
| 346 | HttpClientTestingBackend.decorators = [
|
|---|
| 347 | { type: Injectable }
|
|---|
| 348 | ];
|
|---|
| 349 |
|
|---|
| 350 | /**
|
|---|
| 351 | * @license
|
|---|
| 352 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 353 | *
|
|---|
| 354 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 355 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 356 | */
|
|---|
| 357 | /**
|
|---|
| 358 | * Configures `HttpClientTestingBackend` as the `HttpBackend` used by `HttpClient`.
|
|---|
| 359 | *
|
|---|
| 360 | * Inject `HttpTestingController` to expect and flush requests in your tests.
|
|---|
| 361 | *
|
|---|
| 362 | * @publicApi
|
|---|
| 363 | */
|
|---|
| 364 | class HttpClientTestingModule {
|
|---|
| 365 | }
|
|---|
| 366 | HttpClientTestingModule.decorators = [
|
|---|
| 367 | { type: NgModule, args: [{
|
|---|
| 368 | imports: [
|
|---|
| 369 | HttpClientModule,
|
|---|
| 370 | ],
|
|---|
| 371 | providers: [
|
|---|
| 372 | HttpClientTestingBackend,
|
|---|
| 373 | { provide: HttpBackend, useExisting: HttpClientTestingBackend },
|
|---|
| 374 | { provide: HttpTestingController, useExisting: HttpClientTestingBackend },
|
|---|
| 375 | ],
|
|---|
| 376 | },] }
|
|---|
| 377 | ];
|
|---|
| 378 |
|
|---|
| 379 | /**
|
|---|
| 380 | * @license
|
|---|
| 381 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 382 | *
|
|---|
| 383 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 384 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 385 | */
|
|---|
| 386 |
|
|---|
| 387 | /**
|
|---|
| 388 | * @license
|
|---|
| 389 | * Copyright Google LLC All Rights Reserved.
|
|---|
| 390 | *
|
|---|
| 391 | * Use of this source code is governed by an MIT-style license that can be
|
|---|
| 392 | * found in the LICENSE file at https://angular.io/license
|
|---|
| 393 | */
|
|---|
| 394 |
|
|---|
| 395 | /**
|
|---|
| 396 | * Generated bundle index. Do not edit.
|
|---|
| 397 | */
|
|---|
| 398 |
|
|---|
| 399 | export { HttpClientTestingModule, HttpTestingController, TestRequest, HttpClientTestingBackend as ɵangular_packages_common_http_testing_testing_a };
|
|---|
| 400 | //# sourceMappingURL=testing.js.map
|
|---|
