jasmine-ajax/spec/javascripts/fake-xml-http-request-spec.js

113 lines
3.5 KiB
JavaScript

describe("FakeXMLHttpRequest", function() {
var xhr;
var xhr2;
beforeEach(function() {
var realXMLHttpRequest = jasmine.createSpy('realRequest'),
fakeGlobal = {XMLHttpRequest: realXMLHttpRequest},
mockAjax = new MockAjax(fakeGlobal);
mockAjax.install();
xhr = new fakeGlobal.XMLHttpRequest();
xhr2 = new fakeGlobal.XMLHttpRequest();
});
it("should have an initial readyState of 0 (uninitialized)", function() {
expect(xhr.readyState).toEqual(0);
});
describe("when setting request headers", function() {
beforeEach(function() {
xhr.setRequestHeader('X-Header-1', 'one');
});
it("should make the request headers available", function() {
expect(Object.keys(xhr.requestHeaders).length).toEqual(1);
expect(xhr.requestHeaders['X-Header-1']).toEqual('one');
});
describe("when setting headers on another xhr object", function() {
beforeEach(function() {
xhr2.setRequestHeader('X-Header-2', 'two');
});
it("should make the only its request headers available", function() {
expect(Object.keys(xhr2.requestHeaders).length).toEqual(1);
expect(xhr2.requestHeaders['X-Header-2']).toEqual('two');
});
it("should not modify any other xhr objects", function() {
expect(Object.keys(xhr.requestHeaders).length).toEqual(1);
expect(xhr.requestHeaders['X-Header-1']).toEqual('one');
});
});
});
describe("when opened", function() {
beforeEach(function() {
xhr.open("GET", "http://example.com");
});
it("should have a readyState of 1 (open)", function() {
expect(xhr.readyState).toEqual(1);
});
describe("when sent", function() {
it("should have a readyState of 2 (sent)", function() {
xhr.send(null);
expect(xhr.readyState).toEqual(2);
});
});
describe("when a response comes in", function() {
it("should have a readyState of 4 (loaded)", function() {
xhr.response({status: 200});
expect(xhr.readyState).toEqual(4);
});
});
describe("when aborted", function() {
it("should have a readyState of 0 (uninitialized)", function() {
xhr.abort();
expect(xhr.readyState).toEqual(0);
expect(xhr.status).toEqual(0);
expect(xhr.statusText).toEqual("abort");
});
});
});
describe("when opened with a username/password", function() {
beforeEach(function() {
xhr.open("GET", "http://example.com", true, "username", "password");
});
it("should store the username", function() {
expect(xhr.username).toEqual("username");
});
it("should store the password", function() {
expect(xhr.password).toEqual("password");
});
});
it("can be extended", function(){
pending("why do we want to do this?");
FakeXMLHttpRequest.prototype.foo = function(){
return "foo";
};
expect(new FakeXMLHttpRequest().foo()).toEqual("foo");
});
describe("data", function() {
beforeEach(function() {
xhr.open("POST", "http://example.com?this=that");
xhr.send('3+stooges=shemp&3+stooges=larry%20%26%20moe%20%26%20curly&some%3Dthing=else+entirely');
});
it("should return request params as a hash of arrays with values sorted alphabetically", function() {
var data = xhr.data();
expect(data['3 stooges'].length).toEqual(2);
expect(data['3 stooges'][0]).toEqual('larry & moe & curly');
expect(data['3 stooges'][1]).toEqual('shemp');
expect(data['some=thing']).toEqual(['else entirely']);
});
});
});