added jest test

Author: ajaymathur

babel.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  presets: [
+    ["@babel/preset-env", { targets: { node: "current" } }],
+    "@babel/preset-typescript",
+  ],
+};

index.ts

@@ -91,3 +91,5 @@ export default async function main({
       );
   }
 }
+
+export { cache, calculate, clean, download, history, success };

lib/adapters/bitbucket.ts

@@ -19,18 +19,18 @@ const toStandardBuildConfig = (build) => ({
   refName: build.target.ref_name,
 });
 
-async function getTotalBuilds(
+export async function getTotalBuilds(
   user: string,
   repo: string,
-  { auth }: { auth: string }
+  { auth }: { auth?: string }
 ): Promise<number> {
   let res = await got(getBaseUrl(user, repo), { auth });
   let resJson = JSON.parse(res.body);
   return resJson.size;
 }
 
 interface DownloadOptions {
-  auth: string;
+  auth?: string;
   concurrency: number;
   downloadHook?: Function;
   repo: string;

lib/adapters/tests/bitbucket.test.ts

@@ -0,0 +1,28 @@
+import got from "got";
+import fetchBitbucketPipeline, { getTotalBuilds } from "../bitbucket";
+
+jest.mock("got");
+
+describe("bitbucket", () => {
+  describe("getTotalBuild", () => {
+    afterEach(() => {
+      jest.clearAllMocks();
+    });
+    it("should retuns the size from pipeline API", async () => {
+      got.mockResolvedValue({ body: JSON.stringify({ size: 5 }) });
+      const r = await getTotalBuilds("test-user", "test-repo", {
+        auth: undefined,
+      });
+      expect(r).toBe(5);
+    });
+
+    it("should throw and exit the error if API errors out", async () => {
+      got.mockRejectedValue(new Error("The Authorisation failed"));
+      await expect(
+        getTotalBuilds("test-user", "test-repo", {
+          auth: undefined,
+        })
+      ).rejects.toThrow("The Authorisation failed");
+    });
+  });
+});

package.json

@@ -39,7 +39,7 @@
     "dev": "ts-node ./cli.ts",
     "format": "prettier --write \"{lib/**/*.{js, ts}, *.{js, ts}}\"",
     "prepublishOnly": "yarn build",
-    "test": "ava"
+    "test": "jest"
   },
   "dependencies": {
     "chalk": "^3.0.0",
@@ -58,12 +58,21 @@
     "string-to-stream": "^1.1.0"
   },
   "devDependencies": {
+    "@babel/core": "^7.16.0",
+    "@babel/preset-env": "^7.16.4",
+    "@babel/preset-typescript": "^7.16.0",
+    "@types/chai": "^4.3.0",
+    "@types/jest": "^27.0.3",
     "@types/meow": "^5.0.0",
     "@types/node": "^16.11.12",
+    "@types/sinon": "^10.0.6",
     "ava": "^3.15.0",
+    "babel-jest": "^27.4.4",
+    "chai": "^4.3.4",
     "fixturez": "^1.0.1",
+    "jest": "^27.4.4",
     "prettier": "2.5.1",
-    "sinon": "^7.5.0",
+    "sinon": "^12.0.1",
     "ts-node": "^8.6.2",
     "typescript": "3.9.10"
   }

test/adapters/bitbucket.test.ts

@@ -1,19 +1,18 @@
-import test from "ava";
 import * as math from "../../lib/utils/math";
 
-test("math.getMinMax()", (t) => {
-  t.deepEqual(math.getMinMax([1, 2, 3]), { min: 1, max: 3 });
-  t.deepEqual(math.getMinMax([4, 2, 3]), { min: 2, max: 4 });
-  t.deepEqual(math.getMinMax([]), { min: 0, max: 0 });
+test("math.getMinMax()", () => {
+  expect(math.getMinMax([1, 2, 3])).toEqual({ min: 1, max: 3 });
+  expect(math.getMinMax([4, 2, 3])).toEqual({ min: 2, max: 4 });
+  expect(math.getMinMax([])).toEqual({ min: 0, max: 0 });
 });
 
-test("math.getMean()", (t) => {
-  t.deepEqual(math.getMean([1, 2, 3]), 2);
-  t.deepEqual(math.getMean([6, 4, 5]), 5);
-  t.deepEqual(math.getMean([1, 2]), 1.5);
+test("math.getMean()", () => {
+  expect(math.getMean([1, 2, 3])).toBe(2);
+  expect(math.getMean([6, 4, 5])).toBe(5);
+  expect(math.getMean([1, 2])).toBe(1.5);
 });
 
-test("math.getPercentileMean()", (t) => {
-  t.deepEqual(math.getPercentileMean([1, 2, 3], 75), 1.5);
-  t.deepEqual(math.getPercentileMean([1, 2, 3, 4], 75), 2);
+test("math.getPercentileMean()", () => {
+  expect(math.getPercentileMean([1, 2, 3], 75)).toBe(1.5);
+  expect(math.getPercentileMean([1, 2, 3, 4], 75)).toBe(2);
 });