Default mocha config, all files go in `./test/`

dummy.test.js

describe("dummy", function () {
  before(function() {
    console.log("dummy before");
  });

  it("is a dummy", function() {
    console.log("dummy test");
  });
});

index.js

before(function() {
  console.log("global before");
});

after(function() {
  console.log("global after");
});

other.test.js

describe("other", function () {
  before(function() {
    console.log("other before");
  });

  it.only("is a other", function() {
    console.log("other test");
  });
});