diff --git a/siesta/siesta.d.ts b/siesta/siesta.d.ts
index 9dba36c93..c4c42331a 100644
--- a/siesta/siesta.d.ts
+++ b/siesta/siesta.d.ts
@@ -401,18 +401,69 @@ declare module Siesta {
          * @mixin
          */
         interface IExtJSAjax {
+            ajaxRequestAndThen(url: string, callback: Function, scope: any): void;
+
+            isAjaxLoading(object?: any, description?: string): void;
+
+            waitForAjaxRequest(callback: Function, scope: any, timeout: number): void;
+            waitForAjaxRequest(object: any, callback: Function, scope: any, timeout: number): void;
         }
 
         /**
          * @mixin
          */
         interface IExtJSComponent {
+            destroysOk(components: any[], description?: string): void;
+            destroysOk(components: string, description?: string): void;
+            destroysOk(components: any, description?: string): void;
+
+            hasPosition(component: string, x: number, y: number, description?: string): void;
+            hasPosition(component: any, x: number, y: number, description?: string): void;
+
+            hasSize(component: string, width: number, height: number, description?: string): void;
+            hasSize(component: any, width: number, height: number, description?: string): void;
+
+            waitForCQ(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForCQNotFound(query: string, callback: Function, scope: any, timeout: number): void;
+
+            waitForCQNotVisible(query: string, callback: Function, scope: any, timeout: number): void;
+
+            waitForCQVisible(query: string, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponent(component: string, rendered: boolean, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponentNotVisible(component: string, callback: Function, scope: any, timeout: number): void;
+            waitForComponentNotVisible(component: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponentQuery(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponentQueryNotFound(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponentQueryNotVisible(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponentQueryVisible(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForComponentVisible(component: string, callback: Function, scope: any, timeout: number): void;
+            waitForComponentVisible(component: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForCompositeQuery(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForCompositeQueryNotFound(query: string, root: any, callback: Function, scope: any, timeout: number): void;
+
+            waitForXType(xtype: string, callback: Function, scope: any, timeout: number): void;
+            waitForXType(xtype: string, root: any, callback: Function, scope: any, timeout: number): void;
         }
 
         /**
          * @mixin
          */
         interface IExtJSDataView {
+            getFirstItem(view: string): any;
+            getFirstItem(view: any): any;
+
+            waitForViewRendered(view: string, callback: Function, scope: any, timeout: number): void;
+            waitForViewRendered(view: any, callback: Function, scope: any, timeout: number): void;
         }
 
         /**