Example Unit Test: "Some Component: when someMethod is called and someCondition is true then something should happen"

some.component.spec.ts

describe('SomeComponent:', () => {
  describe('when someMethod is called', () => {
    describe('and someCondition is true', () => {
      it('then something should happen', () => {
        // expect: something to happen
      });
    });
  });
});