chore: fix modal navigation tests (#1630)

Author: SvetoslavTsenov

Diff for: e2e/modal-navigation-ng/e2e/screens/screen.ts

@@ -44,7 +44,7 @@ export class Screen {
     }
 
     loadedHome = async () => {
-        const lblHome = await this._driver.findElementByAutomationText(home);
+        const lblHome = await this._driver.waitForElement(home);
         assert.isTrue(await lblHome.isDisplayed());
         console.log(home + " loaded!");
     }
@@ -149,7 +149,7 @@ export class Screen {
     }
 
     loadedModalFrame = async () => {
-        const lblModal = await this._driver.findElementByAutomationText(modal, 1000);
+        const lblModal = await this._driver.waitForElement(modal, 5000);
         assert.isTrue(await lblModal.isDisplayed(), `${modal} is not displayed!`);
         console.log(modal + " loaded!");
     }
@@ -226,7 +226,7 @@ export class Screen {
     }
 
     loadedSecondPage = async () => {
-        const lblModalSecond = await this._driver.findElementByAutomationText(modalSecond);
+        const lblModalSecond = await this._driver.waitForElement(modalSecond, 5000);
         assert.isTrue(await lblModalSecond.isDisplayed());
         console.log(modalSecond + " loaded!");
     }
@@ -259,7 +259,7 @@ export class Screen {
     }
 
     loadedNestedModalFrame = async () => {
-        const lblModalNested = await this._driver.findElementByAutomationText(modalNested);
+        const lblModalNested = await this._driver.waitForElement(modalNested, 5000);
         assert.isTrue(await lblModalNested.isDisplayed());
         console.log(modalNested + " loaded!");
     }

Diff for: e2e/renderer/e2e/action-bar.e2e-spec.ts

@@ -6,6 +6,7 @@ import {
 } from "nativescript-dev-appium";
 
 import { isOnTheLeft } from "./helpers/location";
+import { assert } from "chai";
 
 describe("Action Bar scenario", () => {
     let driver: AppiumDriver;
@@ -132,16 +133,10 @@ describe("Action Bar scenario", () => {
             conditional = await driver.findElementByAutomationText("conditional");
         });
 
-        it("should detach conditional action item when its condition is false", done => {
-            (async () => {
-                await toggle();
-
-                try {
-                    await driver.findElementByAutomationText("conditional");
-                } catch (e) {
-                    done();
-                }
-            })();
+        it("should detach conditional action item when its condition is false", async () => {
+            await toggle();
+            const conditionalBtn = await driver.waitForElement("conditional", 1000);
+            assert.isUndefined(conditionalBtn, "Conditional button should not be visible!");
         });
 
         it("should reattach conditional action item at correct place", async () => {