Fix tests

Author: Philipp Menke

test/wdio/VisualRegressionLauncher.test.js

@@ -220,20 +220,20 @@ describe('VisualRegressionLauncher - custom compare method & hooks', function ()
 
     beforeEach(function () {
       spy(browser, 'pause');
-      spy(browser, 'windowHandleSize');
+      spy(browser, 'setViewportSize');
     });
 
     afterEach(function () {
       browser.pause.restore();
-      browser.windowHandleSize.restore();
+      browser.setViewportSize.restore();
     });
 
     it('uses a custom delay passed in constructor options', async function () {
       await browser.checkViewport({
         widths: [500],
       });
 
-      assert.isTrue(browser.pause.calledAfter(browser.windowHandleSize), 'browser.pause should have been after windowHandleSize');
+      assert.isTrue(browser.pause.calledAfter(browser.setViewportSize), 'browser.pause should have been after setViewportSize');
       assert.isTrue(browser.pause.calledWith(250), 'browser.pause should have been called called with 250');
     });
 
@@ -243,7 +243,7 @@ describe('VisualRegressionLauncher - custom compare method & hooks', function ()
         viewportChangePause: 1500,
       });
 
-      assert.isTrue(browser.pause.calledAfter(this.beforeScreenshotStub), 'browser.pause should have been called after windowHandleSize');
+      assert.isTrue(browser.pause.calledAfter(browser.setViewportSize), 'browser.pause should have been called after setViewportSize');
       assert.isTrue(browser.pause.calledWith(1500), 'browser.pause should have been called with 1500');
     });
   });