Fix tests

src/Terminal.integration.ts

@@ -125,7 +125,7 @@ if (os.platform() !== 'win32') {
 
               // Perform a synchronous .write(data)
               xterm.writeBuffer.push(fromPty);
-              xterm.innerWrite();
+              xterm._innerWrite();
 
               let fromEmulator = terminalToString(xterm);
               console.log = CONSOLE_LOG;

src/Terminal.test.ts

@@ -29,11 +29,11 @@ describe('term.js addons', () => {
     term.refresh = () => {};
     (<any>term).renderer = new MockRenderer();
     term.viewport = new MockViewport();
-    (<any>term).compositionHelper = new MockCompositionHelper();
+    (<any>term)._compositionHelper = new MockCompositionHelper();
     // Force synchronous writes
     term.write = (data) => {
       term.writeBuffer.push(data);
-      (<any>term).innerWrite();
+      (<any>term)._innerWrite();
     };
     (<any>term).element = {
       classList: {

src/Terminal.ts

@@ -2079,7 +2079,7 @@ export class Terminal extends EventEmitter implements ITerminal, IInputHandlingT
    * Emit the 'title' event and populate the given title.
    * @param {string} title The title to populate in the event.
    */
-  private _handleTitle(title: string): void {
+  public handleTitle(title: string): void {
     /**
      * This event is emitted when the title of the terminal is changed
      * from inside the terminal. The parameter is the new title.