@angular/common
Version:
Angular - commonly needed directives and services
223 lines • 22.4 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { HttpErrorResponse, HttpHeaders, HttpResponse } from '@angular/common/http';
/**
* A mock requests that was received and is ready to be answered.
*
* This interface allows access to the underlying `HttpRequest`, and allows
* responding with `HttpEvent`s or `HttpErrorResponse`s.
*
* \@publicApi
*/
export class TestRequest {
/**
* @param {?} request
* @param {?} observer
*/
constructor(request, observer) {
this.request = request;
this.observer = observer;
/**
* \@internal set by `HttpClientTestingBackend`
*/
this._cancelled = false;
}
/**
* Whether the request was cancelled after it was sent.
* @return {?}
*/
get cancelled() { return this._cancelled; }
/**
* Resolve the request by returning a body plus additional HTTP information (such as response
* headers) if provided.
* If the request specifies an expected body type, the body is converted into the requested type.
* Otherwise, the body is converted to `JSON` by default.
*
* Both successful and unsuccessful responses can be delivered via `flush()`.
* @param {?} body
* @param {?=} opts
* @return {?}
*/
flush(body, opts = {}) {
if (this.cancelled) {
throw new Error(`Cannot flush a cancelled request.`);
}
/** @type {?} */
const url = this.request.urlWithParams;
/** @type {?} */
const headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
body = _maybeConvertBody(this.request.responseType, body);
/** @type {?} */
let statusText = opts.statusText;
/** @type {?} */
let status = opts.status !== undefined ? opts.status : 200;
if (opts.status === undefined) {
if (body === null) {
status = 204;
statusText = statusText || 'No Content';
}
else {
statusText = statusText || 'OK';
}
}
if (statusText === undefined) {
throw new Error('statusText is required when setting a custom status.');
}
if (status >= 200 && status < 300) {
this.observer.next(new HttpResponse({ body, headers, status, statusText, url }));
this.observer.complete();
}
else {
this.observer.error(new HttpErrorResponse({ error: body, headers, status, statusText, url }));
}
}
/**
* Resolve the request by returning an `ErrorEvent` (e.g. simulating a network failure).
* @param {?} error
* @param {?=} opts
* @return {?}
*/
error(error, opts = {}) {
if (this.cancelled) {
throw new Error(`Cannot return an error for a cancelled request.`);
}
if (opts.status && opts.status >= 200 && opts.status < 300) {
throw new Error(`error() called with a successful status.`);
}
/** @type {?} */
const headers = (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);
this.observer.error(new HttpErrorResponse({
error,
headers,
status: opts.status || 0,
statusText: opts.statusText || '',
url: this.request.urlWithParams,
}));
}
/**
* Deliver an arbitrary `HttpEvent` (such as a progress event) on the response stream for this
* request.
* @param {?} event
* @return {?}
*/
event(event) {
if (this.cancelled) {
throw new Error(`Cannot send events to a cancelled request.`);
}
this.observer.next(event);
}
}
if (false) {
/**
* \@internal set by `HttpClientTestingBackend`
* @type {?}
*/
TestRequest.prototype._cancelled;
/** @type {?} */
TestRequest.prototype.request;
/**
* @type {?}
* @private
*/
TestRequest.prototype.observer;
}
/**
* Helper function to convert a response body to an ArrayBuffer.
* @param {?} body
* @return {?}
*/
function _toArrayBufferBody(body) {
if (typeof ArrayBuffer === 'undefined') {
throw new Error('ArrayBuffer responses are not supported on this platform.');
}
if (body instanceof ArrayBuffer) {
return body;
}
throw new Error('Automatic conversion to ArrayBuffer is not supported for response type.');
}
/**
* Helper function to convert a response body to a Blob.
* @param {?} body
* @return {?}
*/
function _toBlob(body) {
if (typeof Blob === 'undefined') {
throw new Error('Blob responses are not supported on this platform.');
}
if (body instanceof Blob) {
return body;
}
if (ArrayBuffer && body instanceof ArrayBuffer) {
return new Blob([body]);
}
throw new Error('Automatic conversion to Blob is not supported for response type.');
}
/**
* Helper function to convert a response body to JSON data.
* @param {?} body
* @param {?=} format
* @return {?}
*/
function _toJsonBody(body, format = 'JSON') {
if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
throw new Error(`Automatic conversion to ${format} is not supported for ArrayBuffers.`);
}
if (typeof Blob !== 'undefined' && body instanceof Blob) {
throw new Error(`Automatic conversion to ${format} is not supported for Blobs.`);
}
if (typeof body === 'string' || typeof body === 'number' || typeof body === 'object' ||
Array.isArray(body)) {
return body;
}
throw new Error(`Automatic conversion to ${format} is not supported for response type.`);
}
/**
* Helper function to convert a response body to a string.
* @param {?} body
* @return {?}
*/
function _toTextBody(body) {
if (typeof body === 'string') {
return body;
}
if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {
throw new Error('Automatic conversion to text is not supported for ArrayBuffers.');
}
if (typeof Blob !== 'undefined' && body instanceof Blob) {
throw new Error('Automatic conversion to text is not supported for Blobs.');
}
return JSON.stringify(_toJsonBody(body, 'text'));
}
/**
* Convert a response body to the requested type.
* @param {?} responseType
* @param {?} body
* @return {?}
*/
function _maybeConvertBody(responseType, body) {
if (body === null) {
return null;
}
switch (responseType) {
case 'arraybuffer':
return _toArrayBufferBody(body);
case 'blob':
return _toBlob(body);
case 'json':
return _toJsonBody(body);
case 'text':
return _toTextBody(body);
default:
throw new Error(`Unsupported responseType: ${responseType}`);
}
}
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All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {HttpErrorResponse, HttpEvent, HttpHeaders, HttpRequest, HttpResponse} from '@angular/common/http';\nimport {Observer} from 'rxjs';\n\n/**\n * A mock requests that was received and is ready to be answered.\n *\n * This interface allows access to the underlying `HttpRequest`, and allows\n * responding with `HttpEvent`s or `HttpErrorResponse`s.\n *\n * @publicApi\n */\nexport class TestRequest {\n  /**\n   * Whether the request was cancelled after it was sent.\n   */\n  get cancelled(): boolean { return this._cancelled; }\n\n  /**\n   * @internal set by `HttpClientTestingBackend`\n   */\n  _cancelled = false;\n\n  constructor(public request: HttpRequest<any>, private observer: Observer<HttpEvent<any>>) {}\n\n  /**\n   * Resolve the request by returning a body plus additional HTTP information (such as response\n   * headers) if provided.\n   * If the request specifies an expected body type, the body is converted into the requested type.\n   * Otherwise, the body is converted to `JSON` by default.\n   *\n   * Both successful and unsuccessful responses can be delivered via `flush()`.\n   */\n  flush(body: ArrayBuffer|Blob|string|number|Object|(string|number|Object|null)[]|null, opts: {\n    headers?: HttpHeaders | {[name: string]: string | string[]},\n    status?: number,\n    statusText?: string,\n  } = {}): void {\n    if (this.cancelled) {\n      throw new Error(`Cannot flush a cancelled request.`);\n    }\n    const url = this.request.urlWithParams;\n    const headers =\n        (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);\n    body = _maybeConvertBody(this.request.responseType, body);\n    let statusText: string|undefined = opts.statusText;\n    let status: number = opts.status !== undefined ? opts.status : 200;\n    if (opts.status === undefined) {\n      if (body === null) {\n        status = 204;\n        statusText = statusText || 'No Content';\n      } else {\n        statusText = statusText || 'OK';\n      }\n    }\n    if (statusText === undefined) {\n      throw new Error('statusText is required when setting a custom status.');\n    }\n    if (status >= 200 && status < 300) {\n      this.observer.next(new HttpResponse<any>({body, headers, status, statusText, url}));\n      this.observer.complete();\n    } else {\n      this.observer.error(new HttpErrorResponse({error: body, headers, status, statusText, url}));\n    }\n  }\n\n  /**\n   * Resolve the request by returning an `ErrorEvent` (e.g. simulating a network failure).\n   */\n  error(error: ErrorEvent, opts: {\n    headers?: HttpHeaders | {[name: string]: string | string[]},\n    status?: number,\n    statusText?: string,\n  } = {}): void {\n    if (this.cancelled) {\n      throw new Error(`Cannot return an error for a cancelled request.`);\n    }\n    if (opts.status && opts.status >= 200 && opts.status < 300) {\n      throw new Error(`error() called with a successful status.`);\n    }\n    const headers =\n        (opts.headers instanceof HttpHeaders) ? opts.headers : new HttpHeaders(opts.headers);\n    this.observer.error(new HttpErrorResponse({\n      error,\n      headers,\n      status: opts.status || 0,\n      statusText: opts.statusText || '',\n      url: this.request.urlWithParams,\n    }));\n  }\n\n  /**\n   * Deliver an arbitrary `HttpEvent` (such as a progress event) on the response stream for this\n   * request.\n   */\n  event(event: HttpEvent<any>): void {\n    if (this.cancelled) {\n      throw new Error(`Cannot send events to a cancelled request.`);\n    }\n    this.observer.next(event);\n  }\n}\n\n\n/**\n * Helper function to convert a response body to an ArrayBuffer.\n */\nfunction _toArrayBufferBody(\n    body: ArrayBuffer | Blob | string | number | Object |\n    (string | number | Object | null)[]): ArrayBuffer {\n  if (typeof ArrayBuffer === 'undefined') {\n    throw new Error('ArrayBuffer responses are not supported on this platform.');\n  }\n  if (body instanceof ArrayBuffer) {\n    return body;\n  }\n  throw new Error('Automatic conversion to ArrayBuffer is not supported for response type.');\n}\n\n/**\n * Helper function to convert a response body to a Blob.\n */\nfunction _toBlob(\n    body: ArrayBuffer | Blob | string | number | Object |\n    (string | number | Object | null)[]): Blob {\n  if (typeof Blob === 'undefined') {\n    throw new Error('Blob responses are not supported on this platform.');\n  }\n  if (body instanceof Blob) {\n    return body;\n  }\n  if (ArrayBuffer && body instanceof ArrayBuffer) {\n    return new Blob([body]);\n  }\n  throw new Error('Automatic conversion to Blob is not supported for response type.');\n}\n\n/**\n * Helper function to convert a response body to JSON data.\n */\nfunction _toJsonBody(\n    body: ArrayBuffer | Blob | string | number | Object | (string | number | Object | null)[],\n    format: string = 'JSON'): Object|string|number|(Object | string | number)[] {\n  if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {\n    throw new Error(`Automatic conversion to ${format} is not supported for ArrayBuffers.`);\n  }\n  if (typeof Blob !== 'undefined' && body instanceof Blob) {\n    throw new Error(`Automatic conversion to ${format} is not supported for Blobs.`);\n  }\n  if (typeof body === 'string' || typeof body === 'number' || typeof body === 'object' ||\n      Array.isArray(body)) {\n    return body;\n  }\n  throw new Error(`Automatic conversion to ${format} is not supported for response type.`);\n}\n\n/**\n * Helper function to convert a response body to a string.\n */\nfunction _toTextBody(\n    body: ArrayBuffer | Blob | string | number | Object |\n    (string | number | Object | null)[]): string {\n  if (typeof body === 'string') {\n    return body;\n  }\n  if (typeof ArrayBuffer !== 'undefined' && body instanceof ArrayBuffer) {\n    throw new Error('Automatic conversion to text is not supported for ArrayBuffers.');\n  }\n  if (typeof Blob !== 'undefined' && body instanceof Blob) {\n    throw new Error('Automatic conversion to text is not supported for Blobs.');\n  }\n  return JSON.stringify(_toJsonBody(body, 'text'));\n}\n\n/**\n * Convert a response body to the requested type.\n */\nfunction _maybeConvertBody(\n    responseType: string, body: ArrayBuffer | Blob | string | number | Object |\n        (string | number | Object | null)[] | null): ArrayBuffer|Blob|string|number|Object|\n    (string | number | Object | null)[]|null {\n  if (body === null) {\n    return null;\n  }\n  switch (responseType) {\n    case 'arraybuffer':\n      return _toArrayBufferBody(body);\n    case 'blob':\n      return _toBlob(body);\n    case 'json':\n      return _toJsonBody(body);\n    case 'text':\n      return _toTextBody(body);\n    default:\n      throw new Error(`Unsupported responseType: ${responseType}`);\n  }\n}\n"]}