1) You need to init an npm project. On the 5-th step of the wizard (question test command:) input jasmine

npm init

1b) If you init npm project before, make sure you have these lines in your package.json

"scripts": {
  "test": "jasmine"
},

2) Install jasmine as a local dependency

npm i --save-dev jasmine

3) To init jasmine (alternative for global jasmine init)

npm test init

4) To create example tests (alternative for global jasmine examples)

npm test examples

5) To run tests (alternative for global jasmine)

npm test 

--
P. S. Save your global environment :)