remove sinon

lib/index.test.js

@@ -4,7 +4,6 @@ const http = require('http');
 const https = require('https');
 const axios = require('axios').default;
 const { promisify } = require('util');
-const sinon = require('sinon');
 const pem = require('pem');
 const KeepAliveHttpAgent = require('agentkeepalive');
 const index = require('.');
@@ -16,13 +15,7 @@ const serverCreators = {
   https
 };
 
-const sandbox = sinon.createSandbox();
-
 describe('lib/index', () => {
-  afterEach(() => {
-    sandbox.restore();
-  });
-
   describe('validation', () => {
     test('should throw error when not passed arguments', () => {
       expect(() => index.createServerTerminator()).toThrow();
@@ -124,7 +117,7 @@ describe('lib/index', () => {
       test('server with active request is terminated safely', async () => {
         let setHeader;
         const server = createServer(options, (req, res) => {
-          setHeader = sandbox.spy(res, 'setHeader');
+          setHeader = jest.spyOn(res, 'setHeader');
           setTimeout(() => {
             res.end('ok');
           }, 1000);
@@ -147,14 +140,14 @@ describe('lib/index', () => {
         expect(result.status).toBe(200);
         await terminatePromise;
         expect(server.listening).toBe(false);
-        expect(setHeader.callCount).toBe(1);
+        expect(setHeader.mock.calls.length).toBe(1);
       });
 
       test('server with active request and headers already sent is not sent additional headers', async () => {
         let setHeader;
         const server = createServer(options, (req, res) => {
-          setHeader = sandbox.spy(res, 'setHeader');
-          sandbox.stub(res, 'headersSent').value(true);
+          setHeader = jest.spyOn(res, 'setHeader');
+          jest.spyOn(res, 'headersSent', 'get').mockReturnValue(true);
           setTimeout(() => {
             res.end('ok');
           }, 1000);
@@ -178,7 +171,7 @@ describe('lib/index', () => {
         expect(result.status).toBe(200);
         await terminatePromise;
         expect(server.listening).toBe(false);
-        expect(setHeader.callCount).toBe(0);
+        expect(setHeader.mock.calls.length).toBe(0);
       });
 
       test('server with active request is terminated forcefully if exceeds timeout', async () => {
@@ -217,7 +210,7 @@ describe('lib/index', () => {
         });
         expect(server.listening).toBe(true);
         const realServerClose = server.close.bind(server);
-        sandbox.stub(server, 'close').callsFake(async () => {
+        jest.spyOn(server, 'close').mockImplementation(async () => {
           await new Promise(resolve => realServerClose(resolve));
         });
         const terminate = index.createServerTerminator(server, { timeout });
@@ -236,7 +229,8 @@ describe('lib/index', () => {
         });
         expect(server.listening).toBe(true);
         const realServerClose = server.close.bind(server);
-        sandbox.stub(server, 'close').callsFake(async fn => {
+
+        jest.spyOn(server, 'close').mockImplementation(async fn => {
           await new Promise(resolve => realServerClose(resolve));
           fn(new Error('error on closing'));
         });

package.json

@@ -51,8 +51,7 @@
     "npm-watch": "^0.6.0",
     "pem": "^1.14.4",
     "prettier": "^1.19.1",
-    "semver": "^7.3.2",
-    "sinon": "^9.0.2"
+    "semver": "^7.3.2"
   },
   "husky": {
     "hooks": {