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https://github.com/Hopiu/angular.js.git
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984acdc627
Now we finally correctly handle situations when browser refuses to set a cookie, due to storage quota or other (file:// protocol) limitations.
302 lines
9.7 KiB
JavaScript
302 lines
9.7 KiB
JavaScript
describe('browser', function(){
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var browser, location, head, xhr;
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beforeEach(function(){
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location = {href:"http://server", hash:""};
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head = {
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scripts: [],
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append: function(node){head.scripts.push(node);}
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};
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xhr = null;
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browser = new Browser(location, jqLite(window.document), head, function(){
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xhr = this;
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this.open = noop;
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this.setRequestHeader = noop;
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this.send = noop;
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});
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});
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it('should contain cookie cruncher', function() {
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expect(browser.cookies).toBeDefined();
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});
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describe('outstading requests', function(){
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it('should process callbacks immedietly with no outstanding requests', function(){
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var callback = jasmine.createSpy('callback');
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browser.notifyWhenNoOutstandingRequests(callback);
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expect(callback).wasCalled();
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});
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it('should queue callbacks with outstanding requests', function(){
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var callback = jasmine.createSpy('callback');
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browser.xhr('GET', '/url', noop);
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browser.notifyWhenNoOutstandingRequests(callback);
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expect(callback).not.wasCalled();
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xhr.readyState = 4;
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xhr.onreadystatechange();
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expect(callback).wasCalled();
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});
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});
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describe('xhr', function(){
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describe('JSON', function(){
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it('should add script tag for request', function() {
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var log = "";
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browser.xhr('JSON', 'http://example.org/path?cb=JSON_CALLBACK', function(code, data){
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log += code + ':' + data + ';';
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});
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expect(head.scripts.length).toEqual(1);
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var url = head.scripts[0].src.split('?cb=');
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expect(url[0]).toEqual('http://example.org/path');
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expect(typeof window[url[1]]).toEqual($function);
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window[url[1]]('data');
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expect(log).toEqual('200:data;');
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expect(typeof window[url[1]]).toEqual('undefined');
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});
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});
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});
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describe('cookies', function() {
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function deleteAllCookies() {
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var cookies = document.cookie.split(";");
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for (var i = 0; i < cookies.length; i++) {
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var cookie = cookies[i];
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var eqPos = cookie.indexOf("=");
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var name = eqPos > -1 ? cookie.substr(0, eqPos) : cookie;
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document.cookie = name + "=;expires=Thu, 01 Jan 1970 00:00:00 GMT";
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}
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}
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var browser, log, logs;
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beforeEach(function() {
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deleteAllCookies();
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logs = {log:[], warn:[], info:[], error:[]};
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log = {log: function() { logs.log.push(slice.call(arguments)); },
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warn: function() { logs.warn.push(slice.call(arguments)); },
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info: function() { logs.info.push(slice.call(arguments)); },
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error: function() { logs.error.push(slice.call(arguments)); }};
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browser = new Browser({}, jqLite(document), undefined, XHR, log);
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expect(document.cookie).toEqual('');
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});
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afterEach(function() {
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deleteAllCookies();
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expect(document.cookie).toEqual('');
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});
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describe('remove all via (null)', function() {
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it('should do nothing when no cookies are set', function() {
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browser.cookies(null);
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expect(document.cookie).toEqual('');
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expect(browser.cookies()).toEqual({});
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});
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});
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describe('remove via cookies(cookieName, undefined)', function() {
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it('should remove a cookie when it is present', function() {
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document.cookie = 'foo=bar';
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browser.cookies('foo', undefined);
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expect(document.cookie).toEqual('');
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expect(browser.cookies()).toEqual({});
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});
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it('should do nothing when an nonexisting cookie is being removed', function() {
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browser.cookies('doesntexist', undefined);
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expect(document.cookie).toEqual('');
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expect(browser.cookies()).toEqual({});
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});
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});
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describe('put via cookies(cookieName, string)', function() {
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it('should create and store a cookie', function() {
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browser.cookies('cookieName', 'cookieValue');
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expect(document.cookie).toMatch(/cookieName=cookieValue;? ?/);
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expect(browser.cookies()).toEqual({'cookieName':'cookieValue'});
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});
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it('should overwrite an existing unsynced cookie', function() {
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document.cookie = "cookie=new";
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var oldVal = browser.cookies('cookie', 'newer');
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expect(document.cookie).toEqual('cookie=newer');
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expect(browser.cookies()).toEqual({'cookie':'newer'});
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expect(oldVal).not.toBeDefined();
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});
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it('should escape both name and value', function() {
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browser.cookies('cookie1=', 'val;ue');
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browser.cookies('cookie2=bar;baz', 'val=ue');
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var rawCookies = document.cookie.split("; "); //order is not guaranteed, so we need to parse
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expect(rawCookies.length).toEqual(2);
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expect(rawCookies).toContain('cookie1%3D=val%3Bue');
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expect(rawCookies).toContain('cookie2%3Dbar%3Bbaz=val%3Due');
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});
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it('should log warnings when 4kb per cookie storage limit is reached', function() {
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var i, longVal = '', cookieStr;
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for(i=0; i<4092; i++) {
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longVal += '+';
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}
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cookieStr = document.cookie;
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browser.cookies('x', longVal); //total size 4094-4096, so it should go through
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expect(document.cookie).not.toEqual(cookieStr);
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expect(browser.cookies()['x']).toEqual(longVal);
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expect(logs.warn).toEqual([]);
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browser.cookies('x', longVal + 'xxx'); //total size 4097-4099, a warning should be logged
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expect(logs.warn).toEqual(
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[[ "Cookie 'x' possibly not set or overflowed because it was too large (4097 > 4096 " +
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"bytes)!" ]]);
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//force browser to dropped a cookie and make sure that the cache is not out of sync
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browser.cookies('x', 'shortVal');
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expect(browser.cookies().x).toEqual('shortVal'); //needed to prime the cache
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cookieStr = document.cookie;
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browser.cookies('x', longVal + longVal + longVal); //should be too long for all browsers
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if (document.cookie !== cookieStr) {
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fail("browser didn't drop long cookie when it was expected. make the cookie in this " +
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"test longer");
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}
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expect(browser.cookies().x).toEqual('shortVal');
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});
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it('should log warnings when 20 cookies per domain storage limit is reached', function() {
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var i, str, cookieStr;
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for (i=0; i<20; i++) {
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str = '' + i;
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browser.cookies(str, str);
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}
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i=0;
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for (str in browser.cookies()) {
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i++;
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}
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expect(i).toEqual(20);
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expect(logs.warn).toEqual([]);
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cookieStr = document.cookie;
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browser.cookies('one', 'more');
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expect(logs.warn).toEqual([]);
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//if browser dropped a cookie (very likely), make sure that the cache is not out of sync
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if (document.cookie === cookieStr) {
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expect(size(browser.cookies())).toEqual(20);
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} else {
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expect(size(browser.cookies())).toEqual(21);
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}
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});
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});
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describe('get via cookies()[cookieName]', function() {
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it('should return undefined for nonexistent cookie', function() {
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expect(browser.cookies().nonexistent).not.toBeDefined();
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});
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it ('should return a value for an existing cookie', function() {
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document.cookie = "foo=bar";
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expect(browser.cookies().foo).toEqual('bar');
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});
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it ('should unescape cookie values that were escaped by puts', function() {
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document.cookie = "cookie2%3Dbar%3Bbaz=val%3Due";
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expect(browser.cookies()['cookie2=bar;baz']).toEqual('val=ue');
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});
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it('should preserve leading & trailing spaces in names and values', function() {
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browser.cookies(' cookie name ', ' cookie value ');
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expect(browser.cookies()[' cookie name ']).toEqual(' cookie value ');
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expect(browser.cookies()['cookie name']).not.toBeDefined();
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});
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});
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describe('getAll via cookies()', function() {
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it('should return cookies as hash', function() {
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document.cookie = "foo1=bar1";
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document.cookie = "foo2=bar2";
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expect(browser.cookies()).toEqual({'foo1':'bar1', 'foo2':'bar2'});
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});
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it('should return empty hash if no cookies exist', function() {
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expect(browser.cookies()).toEqual({});
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});
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});
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it('should pick up external changes made to browser cookies', function() {
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browser.cookies('oatmealCookie', 'drool');
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expect(browser.cookies()).toEqual({'oatmealCookie':'drool'});
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document.cookie = 'oatmealCookie=changed';
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expect(browser.cookies().oatmealCookie).toEqual('changed');
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});
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it('should initialize cookie cache with existing cookies', function() {
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document.cookie = "existingCookie=existingValue";
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expect(browser.cookies()).toEqual({'existingCookie':'existingValue'});
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});
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});
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describe('poller', function(){
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it('should call all fns on poll', function(){
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var log = '';
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browser.addPollFn(function(){log+='a';});
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browser.addPollFn(function(){log+='b';});
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expect(log).toEqual('');
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browser.poll();
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expect(log).toEqual('ab');
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browser.poll();
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expect(log).toEqual('abab');
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});
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it('should startPoller', function(){
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var log = '';
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var setTimeoutSpy = jasmine.createSpy('setTimeout');
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browser.addPollFn(function(){log+='.';});
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browser.startPoller(50, setTimeoutSpy);
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expect(log).toEqual('.');
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expect(setTimeoutSpy.mostRecentCall.args[1]).toEqual(50);
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setTimeoutSpy.mostRecentCall.args[0]();
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expect(log).toEqual('..');
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});
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it('should return fn that was passed into addPollFn', function() {
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var fn = function() { return 1; };
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var returnedFn = browser.addPollFn(fn);
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expect(returnedFn).toBe(fn);
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});
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});
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});
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