Resolve "Incohérence dans les fichiers de session"

Closes #592 (closed)

e2e/calculate-all-params.e2e-spec.ts

@@ -4,6 +4,7 @@ import { Navbar } from "./navbar.po";
 import { PreferencesPage } from "./preferences.po";
 import { browser, element, by } from "protractor";
 import { testedCalcTypes } from "./tested_calctypes";
+import { scrollPageToTop } from "./util.po";
 
 /**
  * For all calculators, try to calculate every parameter: check that only one parameter
@@ -65,7 +66,7 @@ describe("ngHyd − calculate all parameters of all calculators", async () => {
                         // that the calculable parameters are shown
                         if (ct === 30 && i > 0) {
                             // prevents "Element is not clickable at point"
-                            await browser.executeScript("window.scrollTo(0, 0);");
+                            await scrollPageToTop();
                             const inputLink = element(by.css("#pb-data-results-selector .drs-item a"));
                             await inputLink.click();
                         }