test(e2e): pressure loss: check fields are empty when calculator is created...

test(e2e): pressure loss: check fields are empty when calculator is created with "empty fields" flags

refs #585

e2e/pressure-loss-empty-fields.e2e-spec.ts

+import { ListPage } from "./list.po";
+import { Navbar } from "./navbar.po";
+import { browser } from "protractor";
+import { CalculatorPage } from "./calculator.po";
+import { PreferencesPage } from "./preferences.po";
+
+fdescribe("Check fields are empty in 'pressure loss' calculator when created with 'empty fields' option -", () => {
+    let listPage: ListPage;
+    let navBar: Navbar;
+    let calcPage: CalculatorPage;
+    let prefPage: PreferencesPage;
+
+    beforeAll(async () => {
+        listPage = new ListPage();
+        navBar = new Navbar();
+        calcPage = new CalculatorPage();
+        prefPage = new PreferencesPage();
+    });
+
+    beforeEach(async () => {
+        // enable evil option "empty fields on module creation"
+        await prefPage.navigateTo();
+        await prefPage.enableEvilEmptyFields();
+        await browser.sleep(200);
+    });
+
+    it("with Lechapt-Calmon pressure loss law", async () => {
+        // open "pressure loss" calculator
+        await navBar.clickNewCalculatorButton();
+        await listPage.clickMenuEntryForCalcType(35);
+        await browser.sleep(200);
+
+        // select Lechapt-Calmon pressure loss law
+        const materialSelect = calcPage.getSelectById("select_pressurelosstype");
+        await calcPage.changeSelectValue(materialSelect, 0);
+        await browser.sleep(200);
+
+        expect(calcPage.checkEmptyOrFilledFields(["Q", "D", "Lg", "Kloc"], [true, true, true, true]));
+    });
+});