Created Back test for newSupplier

modules/supplier/back/methods/supplier/specs/newSupplier.spec.js

@@ -0,0 +1,14 @@
+const app = require('vn-loopback/server/server');
+
+describe('Supplier newSupplier()', () => {
+    const supplier = {
+        name: 'TestSupplier-1'
+    };
+
+    it('should create a new supplier containing only the name', async() => {
+        const result = await app.models.Supplier.newSupplier(supplier);
+
+        expect(result.payDemFk).toEqual('TestSupplier-1');
+        expect(result.payDemFk).toEqual(1);
+    });
+});