test(invalid-dependency): add unit tests

Author: trivikr

packages/invalid-dependency/jest.config.js

@@ -0,0 +1,5 @@
+const base = require("../../jest.config.base.js");
+
+module.exports = {
+  ...base,
+};

packages/invalid-dependency/src/index.ts

@@ -1,5 +1,2 @@
-export const invalidFunction = (message: string) => () => {
-  throw new Error(message);
-};
-
-export const invalidAsyncFunction = (message: string) => () => Promise.reject(new Error(message));
+export * from "./invalidFunction";
+export * from "./invalidAsyncFunction";

packages/invalid-dependency/src/invalidAsyncFunction.spec.ts

@@ -0,0 +1,8 @@
+import { invalidAsyncFunction } from "./invalidAsyncFunction";
+
+describe("invalidAsyncFunction", () => {
+  it("rejects with error containing message", async () => {
+    const message = "Error";
+    await expect(invalidAsyncFunction(message)).rejects.toThrow(new Error(message));
+  });
+});

packages/invalid-dependency/src/invalidAsyncFunction.ts

@@ -0,0 +1 @@
+export const invalidAsyncFunction = (message: string) => () => Promise.reject(new Error(message));

packages/invalid-dependency/src/invalidFunction.spec.ts

@@ -0,0 +1,8 @@
+import { invalidFunction } from "./invalidFunction";
+
+describe("invalidFunction", () => {
+  it("throws error with message", () => {
+    const message = "Error";
+    expect(invalidFunction(message)).toThrowError(new Error(message));
+  });
+});

packages/invalid-dependency/src/invalidFunction.ts

@@ -0,0 +1,3 @@
+export const invalidFunction = (message: string) => () => {
+  throw new Error(message);
+};