rspec example

require 'rails_helper'

RSpec.describe Admin::IndividualsController, :type => :controller do
  let(:employer){ create(:employer) }
  let(:cohort){ create(:cohort, employer: employer) }
  let(:individual1){ create(:individual) }
  let(:individual2){ create(:individual) }
  let(:coach){ create(:user) }
  let(:coach2){ create(:user) }

  before :each do
    sign_in create(:user, roles: [:wellness_coach_admin])
  end

  describe '#assign_cohort' do
    it 'should assign' do
      expect{
        post :assign_cohort, cohort_id: cohort.id, assign: [individual1.id, individual2.id]
      }.to change(cohort.individuals, :count).to(2)
    end

    it 'should skip already assigned' do
      cohort.individuals << individual1
      cohort.save!
      post :assign_cohort, cohort_id: cohort.id, assign: [individual1.id, individual2.id]
      cohort.reload
      expect(cohort.individuals).to eq [individual1, individual2]
    end
  end

  describe '#assign_coach' do
    it 'should assign one' do
      expect{
        post :assign_coach, coach_ids: [coach.id], assign: [individual1.id, individual2.id]
      }.to change(coach.patients, :count).to(2)
    end

    it 'should assign multiple coaches to multiple individuals' do
      post :assign_coach, coach_ids: [coach.id, coach2.id], assign: [individual1.id, individual2.id]
      expect(coach.patients).to eq [individual1, individual2]
      expect(coach2.patients).to eq [individual1, individual2]
    end

    it 'should skip already assigned' do
      coach.patients << individual1
      coach.save!
      post :assign_coach, coach_ids: [coach.id], assign: [individual1.id, individual2.id]
      coach.reload
      expect(coach.patients).to eq [individual1, individual2]
    end
  end

  describe '#unassign_coach' do
    it 'should unassign' do
      coach.patients << individual1
      coach.save!
      expect(coach.patients).to eq [individual1]

      expect{
        post :unassign_coach, coach_id: coach.id, individual_id: individual1.id
      }.to change(coach.patients, :count).to(0)
    end
  end
end