Added unit tests for XEP-0106 JID espcaping Transaformation function

src/MatrixRoomHandler.ts

@@ -33,7 +33,8 @@ const XEP0106_ESCAPING_TRANSFORMATIONS = {
    ":": "\3a",
    "<": "\3c",
    ">": "\3e",
-   "@": "\40"
+   "@": "\40",
+   " ": "\20"
 }
 
 export function XEP0106ApplyEscapingTransformations(roomId: string): string {

test/test_matrixroomhandler.ts

@@ -0,0 +1,22 @@
+// tslint:disable: no-any
+import * as Chai from "chai";
+import { XEP0106ApplyEscapingTransformations } from "../src/MatrixRoomHandler"; 
+const expect = Chai.expect;
+
+describe('XEP0106JIDEscaping', () => {
+    it('implement XEP-0106 JID escaping for matrix room ID', () => {
+        expect(XEP0106ApplyEscapingTransformations('space [email protected]')).to.equal('space\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('call me "ishmael"@example.com')).to.equal('call\20me\20\22ishmael\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('at&t [email protected]')).to.equal('at\26t\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('d\'[email protected]')).to.equal('d\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('/[email protected]')).to.equal('\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('::foo::@example.com')).to.equal('\3a\3afoo\3a\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('<foo>@example.com')).to.equal('\3cfoo\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('user@[email protected]')).to.equal('user\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('c:\\[email protected]')).to.equal('c\3a\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('c:\\\\[email protected]')).to.equal('c\3a\\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('c:\\cool [email protected]')).to.equal('c\3a\cool\[email protected]');
+        expect(XEP0106ApplyEscapingTransformations('c:\\[email protected]')).to.equal('c\3a\[email protected]');
+
+    })
+})