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authorMisko Hevery2012-03-23 14:03:24 -0700
committerMisko Hevery2012-03-28 11:16:35 -0700
commit2430f52bb97fa9d682e5f028c977c5bf94c5ec38 (patch)
treee7529b741d70199f36d52090b430510bad07f233 /test/ng/httpSpec.js
parent944098a4e0f753f06b40c73ca3e79991cec6c2e2 (diff)
downloadangular.js-2430f52bb97fa9d682e5f028c977c5bf94c5ec38.tar.bz2
chore(module): move files around in preparation for more modules
Diffstat (limited to 'test/ng/httpSpec.js')
-rw-r--r--test/ng/httpSpec.js946
1 files changed, 946 insertions, 0 deletions
diff --git a/test/ng/httpSpec.js b/test/ng/httpSpec.js
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+'use strict';
+
+describe('$http', function() {
+
+ var callback;
+
+ beforeEach(function() {
+ callback = jasmine.createSpy('done');
+ });
+ beforeEach(module(function($exceptionHandlerProvider) {
+ $exceptionHandlerProvider.mode('log');
+ }));
+
+ afterEach(inject(function($exceptionHandler, $httpBackend) {
+ forEach($exceptionHandler.errors, function(e) {
+ dump('Unhandled exception: ', e)
+ });
+
+ if ($exceptionHandler.errors.length) {
+ throw 'Unhandled exceptions trapped in $exceptionHandler!';
+ }
+
+ $httpBackend.verifyNoOutstandingExpectation();
+ }));
+
+
+ describe('$httpProvider', function() {
+
+ describe('interceptors', function() {
+
+ it('should default to an empty array', module(function($httpProvider) {
+ expect($httpProvider.responseInterceptors).toEqual([]);
+ }));
+
+
+ it('should pass the responses through interceptors', function() {
+ module(function($httpProvider, $provide) {
+ $provide.factory('testInterceptor', function ($q) {
+ return function(httpPromise) {
+ return httpPromise.then(function(response) {
+ var deferred = $q.defer();
+ deferred.resolve({
+ data: response.data + '?',
+ status: 209,
+ headers: response.headers,
+ config: response.config
+ });
+ return deferred.promise;
+ });
+ };
+ });
+ // just change the response data and pass the response object along
+ $httpProvider.responseInterceptors.push(function() {
+ return function(httpPromise) {
+ return httpPromise.then(function(response) {
+ response.data += '!';
+ return response;
+ });
+ }
+ });
+
+ // return a new resolved promise representing modified response object
+ $httpProvider.responseInterceptors.push('testInterceptor');
+ });
+ inject(function($http, $httpBackend) {
+ $httpBackend.expect('GET', '/foo').respond(201, 'Hello');
+ $http.get('/foo').success(function(data, status) {
+ expect(data).toBe('Hello!?');
+ expect(status).toBe(209);
+ callback();
+ });
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalledOnce();
+ });
+ });
+
+
+ it('should support interceptors defined as services', function() {
+ module(function($provide, $httpProvider) {
+ $provide.factory('myInterceptor', function() {
+ return function(promise) {
+ return promise.then(function(response) {
+ response.data = uppercase(response.data);
+ return response;
+ });
+ }
+ });
+ $httpProvider.responseInterceptors.push('myInterceptor');
+ });
+ inject(function($http, $httpBackend) {
+ var response;
+
+ $httpBackend.expect('GET', '/test').respond('hello!');
+ $http.get('/test').success(function(data) {response = data;});
+ expect(response).toBeUndefined();
+
+ $httpBackend.flush();
+ expect(response).toBe('HELLO!');
+ });
+ });
+ });
+ });
+
+
+ describe('the instance', function() {
+ var $httpBackend, $http, $rootScope;
+
+ beforeEach(inject(['$rootScope', function($rs) {
+ $rootScope = $rs;
+
+ spyOn($rootScope, '$apply').andCallThrough();
+ }]));
+
+ beforeEach(inject(['$httpBackend', '$http', function($hb, $h) {
+ $httpBackend = $hb;
+ $http = $h;
+ }]));
+
+
+ it('should do basic request', inject(function($httpBackend, $http) {
+ $httpBackend.expect('GET', '/url').respond('');
+ $http({url: '/url', method: 'GET'});
+ }));
+
+
+ it('should pass data if specified', inject(function($httpBackend, $http) {
+ $httpBackend.expect('POST', '/url', 'some-data').respond('');
+ $http({url: '/url', method: 'POST', data: 'some-data'});
+ }));
+
+
+ // TODO(vojta): test passing timeout
+
+
+ describe('params', function() {
+ it('should do basic request with params and encode', inject(function($httpBackend, $http) {
+ $httpBackend.expect('GET', '/url?a%3D=%3F%26&b=2').respond('');
+ $http({url: '/url', params: {'a=':'?&', b:2}, method: 'GET'});
+ }));
+
+
+ it('should merge params if url contains some already', inject(function($httpBackend, $http) {
+ $httpBackend.expect('GET', '/url?c=3&a=1&b=2').respond('');
+ $http({url: '/url?c=3', params: {a:1, b:2}, method: 'GET'});
+ }));
+
+
+ it('should jsonify objects in params map', inject(function($httpBackend, $http) {
+ $httpBackend.expect('GET', '/url?a=1&b=%7B%22c%22%3A3%7D').respond('');
+ $http({url: '/url', params: {a:1, b:{c:3}}, method: 'GET'});
+ }));
+ });
+
+
+ describe('callbacks', function() {
+
+ it('should pass in the response object when a request is successful', function() {
+ $httpBackend.expect('GET', '/url').respond(207, 'my content', {'content-encoding': 'smurf'});
+ $http({url: '/url', method: 'GET'}).then(function(response) {
+ expect(response.data).toBe('my content');
+ expect(response.status).toBe(207);
+ expect(response.headers()).toEqual({'content-encoding': 'smurf'});
+ expect(response.config.url).toBe('/url');
+ callback();
+ });
+
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should pass in the response object when a request failed', function() {
+ $httpBackend.expect('GET', '/url').respond(543, 'bad error', {'request-id': '123'});
+ $http({url: '/url', method: 'GET'}).then(null, function(response) {
+ expect(response.data).toBe('bad error');
+ expect(response.status).toBe(543);
+ expect(response.headers()).toEqual({'request-id': '123'});
+ expect(response.config.url).toBe('/url');
+ callback();
+ });
+
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ describe('success', function() {
+ it('should allow http specific callbacks to be registered via "success"', function() {
+ $httpBackend.expect('GET', '/url').respond(207, 'my content', {'content-encoding': 'smurf'});
+ $http({url: '/url', method: 'GET'}).success(function(data, status, headers, config) {
+ expect(data).toBe('my content');
+ expect(status).toBe(207);
+ expect(headers()).toEqual({'content-encoding': 'smurf'});
+ expect(config.url).toBe('/url');
+ callback();
+ });
+
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should return the original http promise', function() {
+ $httpBackend.expect('GET', '/url').respond(207, 'my content', {'content-encoding': 'smurf'});
+ var httpPromise = $http({url: '/url', method: 'GET'});
+ expect(httpPromise.success(callback)).toBe(httpPromise);
+ });
+ });
+
+
+ describe('error', function() {
+ it('should allow http specific callbacks to be registered via "error"', function() {
+ $httpBackend.expect('GET', '/url').respond(543, 'bad error', {'request-id': '123'});
+ $http({url: '/url', method: 'GET'}).error(function(data, status, headers, config) {
+ expect(data).toBe('bad error');
+ expect(status).toBe(543);
+ expect(headers()).toEqual({'request-id': '123'});
+ expect(config.url).toBe('/url');
+ callback();
+ });
+
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should return the original http promise', function() {
+ $httpBackend.expect('GET', '/url').respond(543, 'bad error', {'request-id': '123'});
+ var httpPromise = $http({url: '/url', method: 'GET'});
+ expect(httpPromise.error(callback)).toBe(httpPromise);
+ });
+ });
+ });
+
+
+ describe('response headers', function() {
+
+ it('should return single header', function() {
+ $httpBackend.expect('GET', '/url').respond('', {'date': 'date-val'});
+ callback.andCallFake(function(r) {
+ expect(r.headers('date')).toBe('date-val');
+ });
+
+ $http({url: '/url', method: 'GET'}).then(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should return null when single header does not exist', function() {
+ $httpBackend.expect('GET', '/url').respond('', {'Some-Header': 'Fake'});
+ callback.andCallFake(function(r) {
+ r.headers(); // we need that to get headers parsed first
+ expect(r.headers('nothing')).toBe(null);
+ });
+
+ $http({url: '/url', method: 'GET'}).then(callback)
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should return all headers as object', function() {
+ $httpBackend.expect('GET', '/url').respond('', {
+ 'content-encoding': 'gzip',
+ 'server': 'Apache'
+ });
+
+ callback.andCallFake(function(r) {
+ expect(r.headers()).toEqual({'content-encoding': 'gzip', 'server': 'Apache'});
+ });
+
+ $http({url: '/url', method: 'GET'}).then(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should return empty object for jsonp request', function() {
+ callback.andCallFake(function(r) {
+ expect(r.headers()).toEqual({});
+ });
+
+ $httpBackend.expect('JSONP', '/some').respond(200);
+ $http({url: '/some', method: 'JSONP'}).then(callback);
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalledOnce();
+ });
+ });
+
+
+ describe('response headers parser', function() {
+
+ it('should parse basic', function() {
+ var parsed = parseHeaders(
+ 'date: Thu, 04 Aug 2011 20:23:08 GMT\n' +
+ 'content-encoding: gzip\n' +
+ 'transfer-encoding: chunked\n' +
+ 'x-cache-info: not cacheable; response has already expired, not cacheable; response has already expired\n' +
+ 'connection: Keep-Alive\n' +
+ 'x-backend-server: pm-dekiwiki03\n' +
+ 'pragma: no-cache\n' +
+ 'server: Apache\n' +
+ 'x-frame-options: DENY\n' +
+ 'content-type: text/html; charset=utf-8\n' +
+ 'vary: Cookie, Accept-Encoding\n' +
+ 'keep-alive: timeout=5, max=1000\n' +
+ 'expires: Thu: , 19 Nov 1981 08:52:00 GMT\n');
+
+ expect(parsed['date']).toBe('Thu, 04 Aug 2011 20:23:08 GMT');
+ expect(parsed['content-encoding']).toBe('gzip');
+ expect(parsed['transfer-encoding']).toBe('chunked');
+ expect(parsed['keep-alive']).toBe('timeout=5, max=1000');
+ });
+
+
+ it('should parse lines without space after colon', function() {
+ expect(parseHeaders('key:value').key).toBe('value');
+ });
+
+
+ it('should trim the values', function() {
+ expect(parseHeaders('key: value ').key).toBe('value');
+ });
+
+
+ it('should allow headers without value', function() {
+ expect(parseHeaders('key:').key).toBe('');
+ });
+
+
+ it('should merge headers with same key', function() {
+ expect(parseHeaders('key: a\nkey:b\n').key).toBe('a, b');
+ });
+
+
+ it('should normalize keys to lower case', function() {
+ expect(parseHeaders('KeY: value').key).toBe('value');
+ });
+
+
+ it('should parse CRLF as delimiter', function() {
+ // IE does use CRLF
+ expect(parseHeaders('a: b\r\nc: d\r\n')).toEqual({a: 'b', c: 'd'});
+ expect(parseHeaders('a: b\r\nc: d\r\n').a).toBe('b');
+ });
+
+
+ it('should parse tab after semi-colon', function() {
+ expect(parseHeaders('a:\tbb').a).toBe('bb');
+ expect(parseHeaders('a: \tbb').a).toBe('bb');
+ });
+ });
+
+
+ describe('request headers', function() {
+
+ it('should send custom headers', function() {
+ $httpBackend.expect('GET', '/url', undefined, function(headers) {
+ return headers['Custom'] == 'header';
+ }).respond('');
+
+ $http({url: '/url', method: 'GET', headers: {
+ 'Custom': 'header',
+ }});
+
+ $httpBackend.flush();
+ });
+
+
+ it('should set default headers for GET request', function() {
+ $httpBackend.expect('GET', '/url', undefined, function(headers) {
+ return headers['Accept'] == 'application/json, text/plain, */*' &&
+ headers['X-Requested-With'] == 'XMLHttpRequest';
+ }).respond('');
+
+ $http({url: '/url', method: 'GET', headers: {}});
+ $httpBackend.flush();
+ });
+
+
+ it('should set default headers for POST request', function() {
+ $httpBackend.expect('POST', '/url', 'messageBody', function(headers) {
+ return headers['Accept'] == 'application/json, text/plain, */*' &&
+ headers['X-Requested-With'] == 'XMLHttpRequest' &&
+ headers['Content-Type'] == 'application/json';
+ }).respond('');
+
+ $http({url: '/url', method: 'POST', headers: {}, data: 'messageBody'});
+ $httpBackend.flush();
+ });
+
+
+ it('should set default headers for PUT request', function() {
+ $httpBackend.expect('PUT', '/url', 'messageBody', function(headers) {
+ return headers['Accept'] == 'application/json, text/plain, */*' &&
+ headers['X-Requested-With'] == 'XMLHttpRequest' &&
+ headers['Content-Type'] == 'application/json';
+ }).respond('');
+
+ $http({url: '/url', method: 'PUT', headers: {}, data: 'messageBody'});
+ $httpBackend.flush();
+ });
+
+
+ it('should set default headers for custom HTTP method', function() {
+ $httpBackend.expect('FOO', '/url', undefined, function(headers) {
+ return headers['Accept'] == 'application/json, text/plain, */*' &&
+ headers['X-Requested-With'] == 'XMLHttpRequest';
+ }).respond('');
+
+ $http({url: '/url', method: 'FOO', headers: {}});
+ $httpBackend.flush();
+ });
+
+
+ it('should override default headers with custom', function() {
+ $httpBackend.expect('POST', '/url', 'messageBody', function(headers) {
+ return headers['Accept'] == 'Rewritten' &&
+ headers['X-Requested-With'] == 'XMLHttpRequest' &&
+ headers['Content-Type'] == 'Rewritten';
+ }).respond('');
+
+ $http({url: '/url', method: 'POST', data: 'messageBody', headers: {
+ 'Accept': 'Rewritten',
+ 'Content-Type': 'Rewritten'
+ }});
+ $httpBackend.flush();
+ });
+
+
+ it('should not send Content-Type header if request data/body is undefined', function() {
+ $httpBackend.expect('POST', '/url', undefined, function(headers) {
+ return !headers.hasOwnProperty('Content-Type');
+ }).respond('');
+
+ $http({url: '/url', method: 'POST'});
+ $httpBackend.flush();
+ });
+
+
+ it('should set the XSRF cookie into a XSRF header', inject(function($browser) {
+ function checkXSRF(secret) {
+ return function(headers) {
+ return headers['X-XSRF-TOKEN'] == secret;
+ };
+ }
+
+ $browser.cookies('XSRF-TOKEN', 'secret');
+ $httpBackend.expect('GET', '/url', undefined, checkXSRF('secret')).respond('');
+ $httpBackend.expect('POST', '/url', undefined, checkXSRF('secret')).respond('');
+ $httpBackend.expect('PUT', '/url', undefined, checkXSRF('secret')).respond('');
+ $httpBackend.expect('DELETE', '/url', undefined, checkXSRF('secret')).respond('');
+
+ $http({url: '/url', method: 'GET'});
+ $http({url: '/url', method: 'POST', headers: {'S-ome': 'Header'}});
+ $http({url: '/url', method: 'PUT', headers: {'Another': 'Header'}});
+ $http({url: '/url', method: 'DELETE', headers: {}});
+
+ $httpBackend.flush();
+ }));
+ });
+
+
+ describe('short methods', function() {
+
+ function checkHeader(name, value) {
+ return function(headers) {
+ return headers[name] == value;
+ };
+ }
+
+ it('should have get()', function() {
+ $httpBackend.expect('GET', '/url').respond('');
+ $http.get('/url');
+ });
+
+
+ it('get() should allow config param', function() {
+ $httpBackend.expect('GET', '/url', undefined, checkHeader('Custom', 'Header')).respond('');
+ $http.get('/url', {headers: {'Custom': 'Header'}});
+ });
+
+
+ it('should have delete()', function() {
+ $httpBackend.expect('DELETE', '/url').respond('');
+ $http['delete']('/url');
+ });
+
+
+ it('delete() should allow config param', function() {
+ $httpBackend.expect('DELETE', '/url', undefined, checkHeader('Custom', 'Header')).respond('');
+ $http['delete']('/url', {headers: {'Custom': 'Header'}});
+ });
+
+
+ it('should have head()', function() {
+ $httpBackend.expect('HEAD', '/url').respond('');
+ $http.head('/url');
+ });
+
+
+ it('head() should allow config param', function() {
+ $httpBackend.expect('HEAD', '/url', undefined, checkHeader('Custom', 'Header')).respond('');
+ $http.head('/url', {headers: {'Custom': 'Header'}});
+ });
+
+
+ it('should have post()', function() {
+ $httpBackend.expect('POST', '/url', 'some-data').respond('');
+ $http.post('/url', 'some-data');
+ });
+
+
+ it('post() should allow config param', function() {
+ $httpBackend.expect('POST', '/url', 'some-data', checkHeader('Custom', 'Header')).respond('');
+ $http.post('/url', 'some-data', {headers: {'Custom': 'Header'}});
+ });
+
+
+ it('should have put()', function() {
+ $httpBackend.expect('PUT', '/url', 'some-data').respond('');
+ $http.put('/url', 'some-data');
+ });
+
+
+ it('put() should allow config param', function() {
+ $httpBackend.expect('PUT', '/url', 'some-data', checkHeader('Custom', 'Header')).respond('');
+ $http.put('/url', 'some-data', {headers: {'Custom': 'Header'}});
+ });
+
+
+ it('should have jsonp()', function() {
+ $httpBackend.expect('JSONP', '/url').respond('');
+ $http.jsonp('/url');
+ });
+
+
+ it('jsonp() should allow config param', function() {
+ $httpBackend.expect('JSONP', '/url', undefined, checkHeader('Custom', 'Header')).respond('');
+ $http.jsonp('/url', {headers: {'Custom': 'Header'}});
+ });
+ });
+
+
+ describe('scope.$apply', function() {
+
+ it('should $apply after success callback', function() {
+ $httpBackend.when('GET').respond(200);
+ $http({method: 'GET', url: '/some'});
+ $httpBackend.flush();
+ expect($rootScope.$apply).toHaveBeenCalledOnce();
+ });
+
+
+ it('should $apply after error callback', function() {
+ $httpBackend.when('GET').respond(404);
+ $http({method: 'GET', url: '/some'});
+ $httpBackend.flush();
+ expect($rootScope.$apply).toHaveBeenCalledOnce();
+ });
+
+
+ it('should $apply even if exception thrown during callback', inject(function($exceptionHandler){
+ $httpBackend.when('GET').respond(200);
+ callback.andThrow('error in callback');
+
+ $http({method: 'GET', url: '/some'}).then(callback);
+ $httpBackend.flush();
+ expect($rootScope.$apply).toHaveBeenCalledOnce();
+
+ $exceptionHandler.errors = [];
+ }));
+ });
+
+
+ describe('transformData', function() {
+
+ describe('request', function() {
+
+ describe('default', function() {
+
+ it('should transform object into json', function() {
+ $httpBackend.expect('POST', '/url', '{"one":"two"}').respond('');
+ $http({method: 'POST', url: '/url', data: {one: 'two'}});
+ });
+
+
+ it('should ignore strings', function() {
+ $httpBackend.expect('POST', '/url', 'string-data').respond('');
+ $http({method: 'POST', url: '/url', data: 'string-data'});
+ });
+
+
+ it('should ignore File objects', function() {
+ var file = {
+ some: true,
+ // $httpBackend compares toJson values by default,
+ // we need to be sure it's not serialized into json string
+ test: function(actualValue) {
+ return this === actualValue;
+ }
+ };
+
+ // I'm really sorry for doing this :-D
+ // Unfortunatelly I don't know how to trick toString.apply(obj) comparison
+ spyOn(window, 'isFile').andReturn(true);
+
+ $httpBackend.expect('POST', '/some', file).respond('');
+ $http({method: 'POST', url: '/some', data: file});
+ });
+ });
+
+
+ it('should have access to request headers', function() {
+ $httpBackend.expect('POST', '/url', 'header1').respond(200);
+ $http.post('/url', 'req', {
+ headers: {h1: 'header1'},
+ transformRequest: function(data, headers) {
+ return headers('h1');
+ }
+ }).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should pipeline more functions', function() {
+ function first(d, h) {return d + '-first' + ':' + h('h1')}
+ function second(d) {return uppercase(d)}
+
+ $httpBackend.expect('POST', '/url', 'REQ-FIRST:V1').respond(200);
+ $http.post('/url', 'req', {
+ headers: {h1: 'v1'},
+ transformRequest: [first, second]
+ }).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ });
+ });
+
+
+ describe('response', function() {
+
+ describe('default', function() {
+
+ it('should deserialize json objects', function() {
+ $httpBackend.expect('GET', '/url').respond('{"foo":"bar","baz":23}');
+ $http({method: 'GET', url: '/url'}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toEqual({foo: 'bar', baz: 23});
+ });
+
+
+ it('should deserialize json arrays', function() {
+ $httpBackend.expect('GET', '/url').respond('[1, "abc", {"foo":"bar"}]');
+ $http({method: 'GET', url: '/url'}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toEqual([1, 'abc', {foo: 'bar'}]);
+ });
+
+
+ it('should deserialize json with security prefix', function() {
+ $httpBackend.expect('GET', '/url').respond(')]}\',\n[1, "abc", {"foo":"bar"}]');
+ $http({method: 'GET', url: '/url'}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toEqual([1, 'abc', {foo:'bar'}]);
+ });
+
+
+ it('should deserialize json with security prefix ")]}\'"', function() {
+ $httpBackend.expect('GET', '/url').respond(')]}\'\n\n[1, "abc", {"foo":"bar"}]');
+ $http({method: 'GET', url: '/url'}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toEqual([1, 'abc', {foo:'bar'}]);
+ });
+
+
+ it('should not deserialize tpl beginning with ng expression', function() {
+ $httpBackend.expect('GET', '/url').respond('{{some}}');
+ $http.get('/url').success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toEqual('{{some}}');
+ });
+ });
+
+
+ it('should have access to response headers', function() {
+ $httpBackend.expect('GET', '/url').respond(200, 'response', {h1: 'header1'});
+ $http.get('/url', {
+ transformResponse: function(data, headers) {
+ return headers('h1');
+ }
+ }).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toBe('header1');
+ });
+
+
+ it('should pipeline more functions', function() {
+ function first(d, h) {return d + '-first' + ':' + h('h1')}
+ function second(d) {return uppercase(d)}
+
+ $httpBackend.expect('POST', '/url').respond(200, 'resp', {h1: 'v1'});
+ $http.post('/url', '', {transformResponse: [first, second]}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toBe('RESP-FIRST:V1');
+ });
+ });
+ });
+
+
+ describe('cache', function() {
+
+ var cache;
+
+ beforeEach(inject(function($cacheFactory) {
+ cache = $cacheFactory('testCache');
+ }));
+
+
+ function doFirstCacheRequest(method, respStatus, headers) {
+ $httpBackend.expect(method || 'GET', '/url').respond(respStatus || 200, 'content', headers);
+ $http({method: method || 'GET', url: '/url', cache: cache});
+ $httpBackend.flush();
+ }
+
+
+ it('should cache GET request when cache is provided', inject(function($rootScope) {
+ doFirstCacheRequest();
+
+ $http({method: 'get', url: '/url', cache: cache}).success(callback);
+ $rootScope.$digest();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toBe('content');
+ }));
+
+
+ it('should not cache when cache is not provided', function() {
+ doFirstCacheRequest();
+
+ $httpBackend.expect('GET', '/url').respond();
+ $http({method: 'GET', url: '/url'});
+ });
+
+
+ it('should perform request when cache cleared', function() {
+ doFirstCacheRequest();
+
+ cache.removeAll();
+ $httpBackend.expect('GET', '/url').respond();
+ $http({method: 'GET', url: '/url', cache: cache});
+ });
+
+
+ it('should always call callback asynchronously', function() {
+ doFirstCacheRequest();
+ $http({method: 'get', url: '/url', cache: cache}).then(callback);
+
+ expect(callback).not.toHaveBeenCalled();
+ });
+
+
+ it('should not cache POST request', function() {
+ doFirstCacheRequest('POST');
+
+ $httpBackend.expect('POST', '/url').respond('content2');
+ $http({method: 'POST', url: '/url', cache: cache}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toBe('content2');
+ });
+
+
+ it('should not cache PUT request', function() {
+ doFirstCacheRequest('PUT');
+
+ $httpBackend.expect('PUT', '/url').respond('content2');
+ $http({method: 'PUT', url: '/url', cache: cache}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toBe('content2');
+ });
+
+
+ it('should not cache DELETE request', function() {
+ doFirstCacheRequest('DELETE');
+
+ $httpBackend.expect('DELETE', '/url').respond(206);
+ $http({method: 'DELETE', url: '/url', cache: cache}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ });
+
+
+ it('should not cache non 2xx responses', function() {
+ doFirstCacheRequest('GET', 404);
+
+ $httpBackend.expect('GET', '/url').respond('content2');
+ $http({method: 'GET', url: '/url', cache: cache}).success(callback);
+ $httpBackend.flush();
+
+ expect(callback).toHaveBeenCalledOnce();
+ expect(callback.mostRecentCall.args[0]).toBe('content2');
+ });
+
+
+ it('should cache the headers as well', inject(function($rootScope) {
+ doFirstCacheRequest('GET', 200, {'content-encoding': 'gzip', 'server': 'Apache'});
+ callback.andCallFake(function(r, s, headers) {
+ expect(headers()).toEqual({'content-encoding': 'gzip', 'server': 'Apache'});
+ expect(headers('server')).toBe('Apache');
+ });
+
+ $http({method: 'GET', url: '/url', cache: cache}).success(callback);
+ $rootScope.$digest();
+ expect(callback).toHaveBeenCalledOnce();
+ }));
+
+
+ it('should not share the cached headers object instance', inject(function($rootScope) {
+ doFirstCacheRequest('GET', 200, {'content-encoding': 'gzip', 'server': 'Apache'});
+ callback.andCallFake(function(r, s, headers) {
+ expect(headers()).toEqual(cache.get('/url')[2]);
+ expect(headers()).not.toBe(cache.get('/url')[2]);
+ });
+
+ $http({method: 'GET', url: '/url', cache: cache}).success(callback);
+ $rootScope.$digest();
+ expect(callback).toHaveBeenCalledOnce();
+ }));
+
+
+ it('should cache status code as well', inject(function($rootScope) {
+ doFirstCacheRequest('GET', 201);
+ callback.andCallFake(function(r, status, h) {
+ expect(status).toBe(201);
+ });
+
+ $http({method: 'get', url: '/url', cache: cache}).success(callback);
+ $rootScope.$digest();
+ expect(callback).toHaveBeenCalledOnce();
+ }));
+
+
+ it('should use cache even if second request was made before the first returned', function() {
+ $httpBackend.expect('GET', '/url').respond(201, 'fake-response');
+
+ callback.andCallFake(function(response, status, headers) {
+ expect(response).toBe('fake-response');
+ expect(status).toBe(201);
+ });
+
+ $http({method: 'GET', url: '/url', cache: cache}).success(callback);
+ $http({method: 'GET', url: '/url', cache: cache}).success(callback);
+
+ $httpBackend.flush();
+ expect(callback).toHaveBeenCalled();
+ expect(callback.callCount).toBe(2);
+ });
+
+
+ it('should default to status code 200 and empty headers if cache contains a non-array element',
+ inject(function($rootScope) {
+ cache.put('/myurl', 'simple response');
+ $http.get('/myurl', {cache: cache}).success(function(data, status, headers) {
+ expect(data).toBe('simple response');
+ expect(status).toBe(200);
+ expect(headers()).toEqual({});
+ callback();
+ });
+
+ $rootScope.$digest();
+ expect(callback).toHaveBeenCalledOnce();
+ })
+ );
+ });
+
+
+ describe('pendingRequests', function() {
+
+ it('should be an array of pending requests', function() {
+ $httpBackend.when('GET').respond(200);
+ expect($http.pendingRequests.length).toBe(0);
+
+ $http({method: 'get', url: '/some'});
+ expect($http.pendingRequests.length).toBe(1);
+
+ $httpBackend.flush();
+ expect($http.pendingRequests.length).toBe(0);
+ });
+
+
+ it('should update pending requests even when served from cache', inject(function($rootScope) {
+ $httpBackend.when('GET').respond(200);
+
+ $http({method: 'get', url: '/cached', cache: true});
+ $http({method: 'get', url: '/cached', cache: true});
+ expect($http.pendingRequests.length).toBe(2);
+
+ $httpBackend.flush();
+ expect($http.pendingRequests.length).toBe(0);
+
+ $http({method: 'get', url: '/cached', cache: true});
+ expect($http.pendingRequests.length).toBe(1);
+
+ $rootScope.$apply();
+ expect($http.pendingRequests.length).toBe(0);
+ }));
+
+
+ it('should remove the request before firing callbacks', function() {
+ $httpBackend.when('GET').respond(200);
+ $http({method: 'get', url: '/url'}).success(function() {
+ expect($http.pendingRequests.length).toBe(0);
+ });
+
+ expect($http.pendingRequests.length).toBe(1);
+ $httpBackend.flush();
+ });
+ });
+ });
+});