Unable to run tests

[RustyDev]

➜  Sites git clone https://github.com/didierfranc/react-waterfall.git
Cloning into 'react-waterfall'...
remote: Enumerating objects: 88, done.
remote: Counting objects: 100% (88/88), done.
remote: Compressing objects: 100% (73/73), done.
remote: Total 688 (delta 49), reused 31 (delta 15), pack-reused 600
Receiving objects: 100% (688/688), 1.34 MiB | 1.82 MiB/s, done.
Resolving deltas: 100% (330/330), done.
➜  Sites cd react-waterfall
➜  react-waterfall git:(master) npm install
npm WARN deprecated [email protected]: CircularJSON is in maintenance only, flatted is its successor.
npm WARN deprecated [email protected]: use String.prototype.padStart()

> [email protected] install /Users/Rusty/Sites/react-waterfall/node_modules/fsevents
> node install

node-pre-gyp WARN Using request for node-pre-gyp https download
[fsevents] Success: "/Users/Rusty/Sites/react-waterfall/node_modules/fsevents/lib/binding/Release/node-v64-darwin-x64/fse.node" is installed via remote

> [email protected] postinstall /Users/Rusty/Sites/react-waterfall/node_modules/core-js
> node scripts/postinstall || echo "ignore"

Thank you for using core-js ( https://github.com/zloirock/core-js ) for polyfilling JavaScript standard library!

The project needs your help! Please consider supporting of core-js on Open Collective or Patreon:
> https://opencollective.com/core-js
> https://www.patreon.com/zloirock

Also, the author of core-js ( https://github.com/zloirock ) is looking for a good job -)

npm notice created a lockfile as package-lock.json. You should commit this file.
npm WARN [email protected] requires a peer of rollup@>=0.60.0 <2 but none is installed. You must install peer dependencies yourself.

added 864 packages from 452 contributors and audited 19801 packages in 15.617s
found 64 low severity vulnerabilities
  run `npm audit fix` to fix them, or `npm audit` for details
➜  react-waterfall git:(master) ✗ npm test

> [email protected] test /Users/Rusty/Sites/react-waterfall
> jest

No tests found
In /Users/Rusty/Sites/react-waterfall
  6 files checked.
  testMatch: **/__tests__/**/*.js?(x),**/?(*.)(spec|test).js?(x) - 0 matches
  testPathIgnorePatterns: /node_modules/ - 6 matches
Pattern:  - 0 matches
npm ERR! Test failed.  See above for more details.
➜  react-waterfall git:(master) ✗