Add spec dir with jasmine.js test for ClientStorage

spec/StorageSpec.js

+(function (root, factory) {
+    define([
+        "converse"
+        ], function (xmppchat) {
+            return factory(xmppchat);
+        }
+    );
+} (this, function (xmppchat) {
+    String.prototype.repeat = function(times) {
+        return (new Array(times + 1)).join(this+' ').replace(/\s$/, '');
+    };
+
+    return describe("xmppchat.ClientStorage", function() {
+
+        beforeEach(function() {
+            this.storage = new xmppchat.ClientStorage('dummy@localhost');
+        });
+
+        describe("storing open chats", function () {
+
+            beforeEach(function() {
+                // Removes all stored items
+                this.storage.flush();
+            });
+
+            it("should by default not have any chats", function () {
+                expect(this.storage.getOpenChats()).toEqual([]);
+            });
+
+            it("should be able to add chats", function () {
+                this.storage.addOpenChat('chat1@localhost');
+                expect(this.storage.getOpenChats()).toEqual(['chat1@localhost']);
+
+                this.storage.addOpenChat('chat2@localhost');
+                expect(this.storage.getOpenChats()).toEqual(['chat1@localhost', 'chat2@localhost']);
+
+                this.storage.addOpenChat('chat3@localhost');
+                expect(this.storage.getOpenChats()).toEqual(['chat1@localhost', 
+                                                             'chat2@localhost',
+                                                             'chat3@localhost']);
+            });
+
+            it("should be able to remove chats", function () {
+                this.storage.removeOpenChat('non-existing@localhost');
+                expect(this.storage.getOpenChats()).toEqual([]);
+
+                this.storage.addOpenChat('chat1@localhost');
+                this.storage.addOpenChat('chat2@localhost');
+                this.storage.addOpenChat('chat3@localhost');
+                expect(this.storage.getOpenChats()).toEqual(['chat1@localhost', 
+                                                             'chat2@localhost',
+                                                             'chat3@localhost']);
+
+                this.storage.removeOpenChat('chat2@localhost');
+                expect(this.storage.getOpenChats()).toEqual(['chat1@localhost', 
+                                                             'chat3@localhost']);
+
+                this.storage.removeOpenChat('chat1@localhost');
+                expect(this.storage.getOpenChats()).toEqual(['chat3@localhost']);
+
+                this.storage.removeOpenChat('chat3@localhost');
+                expect(this.storage.getOpenChats()).toEqual([]);
+
+                this.storage.removeOpenChat('non-existing@localhost');
+                expect(this.storage.getOpenChats()).toEqual([]);
+            });
+        });
+
+        describe("storing messages", function () {
+
+            var iso_regex = /\d{4}-[01]\d-[0-3]\dT[0-2]\d:[0-5]\d:[0-5]\d\.\d+([+-][0-2]\d:[0-5]\d|Z)/;
+
+            it("should by default not have any messages", function () {
+                expect(this.storage.getMessages('chat@localhost')).toEqual([]);
+            });
+
+            it("should be able to add and retrieve messages", function () {
+                var i, jid = 'chat@localhost';
+                for (i=0; i<10; i++) {
+                    var msg = 'msg'.repeat(i+1);
+                    this.storage.addMessage(jid, msg, 'to');
+                    // Check that message is returned
+                    var msgs = this.storage.getMessages(jid);
+                    expect(msgs.length).toEqual(i+1);
+                    expect(msgs[i]).toEqual(jasmine.any(String));
+
+                    // First two space separated strings are ISO date and direction 
+                    var msg_arr = msgs[i].split(' ', 2);
+                    // Check that first string is ISO format
+                    var match = msg_arr[0].match(iso_regex);
+                    expect(match).toBeTruthy();
+                    expect(msg_arr[0]).toEqual(jasmine.any(String));
+                    expect(msg_arr[1]).toEqual('to');
+                    expect(msgs[i].replace(/(.*?\s.*?\s)/, '')).toEqual(msg);
+                }
+            });
+
+            it("should be able to get last message", function () {
+                var msg = this.storage.getLastMessage('chat@localhost'),
+                    msg_arr = msg.split(' ', 2),
+                    match = msg_arr[0].match(iso_regex);
+
+                expect(match).toBeTruthy();
+                expect(msg_arr[0]).toEqual(jasmine.any(String));
+                expect(msg_arr[1]).toEqual('to');
+                expect(msg.replace(/(.*?\s.*?\s)/, '')).toEqual('msg'.repeat(10));
+            });
+
+            it("should be able to clear all messages", function () {
+                this.storage.clearMessages('chat@localhost');
+                expect(this.storage.getMessages('chat@localhost')).toEqual([]);
+            });
+
+            it("should not store more than 30 messages", function () {
+                var i, msgs;
+                for (i=0; i<100; i++) {
+                    this.storage.addMessage('chat@localhost', 'msg', 'to');
+                }
+                msgs = this.storage.getMessages('chat@localhost');
+                expect(msgs.length).toEqual(30);
+            });
+
+        });
+    });
+}));