Installations

npm install mocha-chai-jest-snapshot

Developer Guide

BETA

Typescript

Yes

Module System

CommonJS

Node Version

20.15.0

NPM Version

10.7.0 Score

82.9

Supply Chain

73.4

Quality

73.2

Maintenance

100

Vulnerability

98.2

License

Pull Requests

Open

2

Total

12

Closed

8

Merged

2

Issues

Open

10

Total

15

Closed

5

Releases

Unable to fetch releases

Languages

2

TypeScript

JavaScript

TypeScript (86.93%)

JavaScript (13.07%)

Developer

mochiya98

Download Statistics

Total Downloads

2,637,049

Last Day

1,095

Last Week

22,383

Last Month

99,874

Last Year

862,270

GitHub Statistics

MIT License

33 Stars

29 Commits

6 Forks

1 Watchers

1 Branches

3 Contributors

Updated on Feb 20, 2025

Bundle Size

1.66 MB

Minified

439.29 kB

Minified + Gzipped

Bundlephobia

Maintainers

1

View All 3 Contributors

Package Meta Information

Latest Version

1.1.6

Package Id

mocha-chai-jest-snapshot@1.1.6

Unpacked Size

52.39 kB

Size

13.80 kB

File Count

85

NPM Version

10.7.0

Node Version

20.15.0

Published on

Sep 01, 2024

Total Downloads

Cumulative downloads

Total Downloads

2,637,049

Last Day

-55.7%

1,095

Compared to previous day

Last Week

-23.7%

22,383

Compared to previous week

Last Month

9.7%

99,874

Compared to previous month

Last Year

27.7%

862,270

Compared to previous year

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dependencies

7

@jest/test-result chalk find-package-json jest-snapshot jest-util slash yargs

Dev Dependencies

19

@biomejs/biome @swc/core @swc/helpers @types/chai @types/find-package-json @types/mocha @types/node @typescript-eslint/eslint-plugin @typescript-eslint/parser chai mocha mock-require npm-run-all p-limit prettier pretty-format regenerator-runtime ts-node typescript

🍵mocha-chai-jest-snapshot📷

npm MIT

provides snapshot testing like jest

Features

✅ Simple to use
✅ Output the same snapshot file as jest
✅ Output the same snapshot summary as jest
✅ Detect obsolete snapshots
✅ Support custom serializer
✅ Support typescript

Usage

1npm i -D mocha-chai-jest-snapshot

then add it to the test setup:

1// e.g. setup.js (mocha --file setup.js)
2const chai = require("chai");
3const { jestSnapshotPlugin } = require("mocha-chai-jest-snapshot");
4
5chai.use(jestSnapshotPlugin());

enjoy.

1const { expect } = require("chai");
2it("foo", function () {
3  expect({ foo: "bar" }).toMatchSnapshot();
4});

> chai-snapshot@1.0.0 test /mnt/x/chai-snapshot
> npx mocha --file setup.js -r ts-node/register test/**/*.ts


  ✓ foo

Snapshot Summary
 › 1 snapshot written from 1 test suite.

  1 passing (9ms)

1// Jest Snapshot v1, https://goo.gl/fbAQLP
2
3exports[`foo 1`] = `
4Object {
5  "foo": "bar",
6}
7`;

update snapshots

1# set envoriment
2UPDATE_SNAPSHOT=1 mocha ...
3# or add command line argument
4mocha ... --update

report at the end

1npx mocha ... --reporter mocha-chai-jest-snapshot/reporters/spec

with options

jest options (setup)

1const chai = require("chai");
2const { jestSnapshotPlugin } = require("mocha-chai-jest-snapshot");
3
4chai.use(
5  jestSnapshotPlugin({
6    rootDir: "../",
7    snapshotResolver: "<rootDir>/jest/snapshotResolver",
8    snapshotSerializers: ["jest-serializer-vue"],
9  })
10);

jest options (package.json)

1{
2  "jest": {
3    "rootDir": "../",
4    "snapshotResolver": "<rootDir>/jest/snapshotResolver",
5    "snapshotSerializers": ["jest-serializer-vue"]
6  }
7}

jest options (jest.config.js)

1module.exports = {
2  rootDir: "../",
3  snapshotResolver: "<rootDir>/jest/snapshotResolver",
4  snapshotSerializers: ["jest-serializer-vue"],
5};

custom serializer

1const chai = require("chai");
2const {
3  jestSnapshotPlugin,
4  addSerializer,
5} = require("mocha-chai-jest-snapshot");
6const customSerializer = require("...");
7
8chai.use(jestSnapshotPlugin());
9addSerializer(customSerializer);

or

1const { expect } = require("chai");
2const customSerializer = require("...");
3
4expect.addSnapshotSerializer(customSerializer);

No vulnerabilities found.

10

Dangerous-Workflow

Determines if the project's GitHub Action workflows avoid dangerous patterns.

10

Binary-Artifacts

Determines if the project has generated executable (binary) artifacts in the source repository.

10

License

Determines if the project has defined a license.

7

Vulnerabilities

Determines if the project has open, known unfixed vulnerabilities.

3

Pinned-Dependencies

Determines if the project has declared and pinned the dependencies of its build process.

0

Maintained

Determines if the project is "actively maintained".

0

Token-Permissions

Determines if the project's workflows follow the principle of least privilege.

0

Code-Review

Determines if the project requires human code review before pull requests (aka merge requests) are merged.

0

CII-Best-Practices

Determines if the project has an OpenSSF (formerly CII) Best Practices Badge.

0

Security-Policy

Determines if the project has published a security policy.

0

Fuzzing

Determines if the project uses fuzzing.

0

Branch-Protection

Determines if the default and release branches are protected with GitHub's branch protection settings.

0

SAST

Determines if the project uses static code analysis.

Score

3.3

/10

Last Scanned on 2025-06-23

The Open Source Security Foundation is a cross-industry collaboration to improve the security of open source software (OSS). The Scorecard provides security health metrics for open source projects.

Learn More

Other packages similar to mocha-chai-jest-snapshot

Other packages similar to mocha-chai-jest-snapshot

mocha-chai-jest-snapshot

Installations

Developer Guide

Yes

CommonJS

20.15.0

10.7.0

Score

Pull Requests

2

12

8

2

Issues

10

15

5

Releases

Unable to fetch releases

Languages

Developer

mochiya98

Download Statistics

GitHub Statistics

Bundle Size

1.66 MB

439.29 kB

Maintainers

Package Meta Information

Total Downloads

2,637,049

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dependencies

Dev Dependencies

🍵mocha-chai-jest-snapshot📷

Features

Usage

update snapshots

report at the end

with options

jest options (setup)

jest options (package.json)

jest options (jest.config.js)

custom serializer

10

10

10

7

3

0

0

0

0

0

0

0

0

3.3

/10