test: ensure RequiredFieldValidation returns MissingParamsError if th…

…e field is not provided

package.json

@@ -1,6 +1,6 @@
 {
  "name": "auth2.0_api",
- "version": "1.0.0",
+ "version": "2.0.0",
  "main": "index.js",
  "author": "Willian Cavalcanti Coelho",
  "license": "MIT",

src/presentation/helpers/validators/required-fields-validation/required-fields-validation.spec.ts

@@ -0,0 +1,19 @@
+import { MissingParamError } from "../../../errors";
+import { RequiredFieldValidation } from "./required-fields-validation";
+
+const makeSut = () => {
+ const sut = new RequiredFieldValidation("email");
+
+ return {
+ sut,
+ };
+};
+
+describe("RequiredField validation", () => {
+ test("should return MissingParamError if the field is not provided", () => {
+ const { sut } = makeSut();
+ const res = sut.validate({});
+
+ expect(res).toStrictEqual(new MissingParamError("email"));
+ });
+});