Introduce cy.clearSessionStorage

Issue-ID: VID-647

Change-Id: I51471f736577599c1ace8e330a4db089deccc8ca
Signed-off-by: Ittay Stern <ittay.stern@att.com>
diff --git a/vid-webpack-master/cypress/integration/iFrames/viewEditUpgradeVfModule.e2e.ts b/vid-webpack-master/cypress/integration/iFrames/viewEditUpgradeVfModule.e2e.ts
index 0d94e60..f111189 100644
--- a/vid-webpack-master/cypress/integration/iFrames/viewEditUpgradeVfModule.e2e.ts
+++ b/vid-webpack-master/cypress/integration/iFrames/viewEditUpgradeVfModule.e2e.ts
@@ -47,9 +47,7 @@
     let jsonBuilderAaiServiceInstances: JsonBuilder<AaiServiceInstancesModel> = new JsonBuilder<AaiServiceInstancesModel>();
 
     beforeEach(() => {
-      cy.window().then((win) => {
-        win.sessionStorage.clear();
-      });
+      cy.clearSessionStorage();
       cy.readFile('cypress/support/jsonBuilders/mocks/jsons/basicService.json').then((res) => {
         jsonBuilderAAIService.basicJson(
           res,
@@ -130,7 +128,7 @@
   describe('More UI tests', () => {
 
     beforeEach(() => {
-      cy.window().then((win) => {win.sessionStorage.clear();});
+      cy.clearSessionStorage();
       cy.setTestApiParamToVNF();
       cy.initVidMock();
       cy.login();