Feature: Sale Analysis is working

Fix: Cashier Checkout multiple entries

bookie/src/app/sale-analysis/sale-analysis.module.spec.ts

@@ -0,0 +1,13 @@
+import {SaleAnalysisModule} from './sale-analysis.module';
+
+describe('SaleAnalysisModule', () => {
+  let saleAnalysisModule: SaleAnalysisModule;
+
+  beforeEach(() => {
+    saleAnalysisModule = new SaleAnalysisModule();
+  });
+
+  it('should create an instance', () => {
+    expect(saleAnalysisModule).toBeTruthy();
+  });
+});