Add coverage for CreateCasaAdminService

CreateCasaAdminService creates admin users
with org setup but has a placeholder spec only.
This commit adds coverage for it since creating users
is a critical functionality of the app.

Author: stefannibrasil

spec/services/create_casa_admin_service_spec.rb

@@ -1,7 +1,108 @@
+# frozen_string_literal: true
+
 require "rails_helper"
 
 RSpec.describe CreateCasaAdminService, type: :service do
-  # TODO: Add tests for CreateCasaAdminService
+  let(:organization) { create(:casa_org) }
+  let(:user) { build(:user) }
+  let(:params) do
+    ActionController::Parameters.new(
+      {
+        casa_admin: {
+          email: "casa_admin23@example.com",
+          display_name: "Bob Cat",
+          phone_number: "+16306149615",
+          date_of_birth: Date.new(1990, 1, 1),
+          receive_reimbursement_email: "1",
+          monthly_learning_hours_report: "1"
+        }
+      }
+    ).permit!
+  end
+
+  describe "#build" do
+    it "initializes a CasaAdmin with the given params" do
+      admin = CreateCasaAdminService.new(organization, params, user)
+
+      casa_admin = admin.build
+
+      expect(casa_admin).to be_instance_of(CasaAdmin)
+      expect(casa_admin).not_to be_persisted
+      expect(casa_admin).to have_attributes(
+        display_name: params[:casa_admin][:display_name],
+        phone_number: params[:casa_admin][:phone_number],
+        email: params[:casa_admin][:email],
+        date_of_birth: params[:casa_admin][:date_of_birth],
+        receive_reimbursement_email: true,
+        monthly_learning_hours_report: true
+      )
+    end
+
+    it "initializes a CasaAdmin with custom fields" do
+      admin = CreateCasaAdminService.new(organization, params, user)
+
+      casa_admin = admin.build
+
+      expect(casa_admin).to have_attributes(
+        active: true,
+        casa_org_id: organization.id,
+        type: "CasaAdmin"
+      )
+      expect(casa_admin.password).to be_present
+    end
+  end
+
+  describe "#create!" do
+    it "creates a CasaAdmin with the given params" do
+      admin = CreateCasaAdminService.new(organization, params, user)
+      admin.build
+
+      expect do
+        admin.create!
+      end.to change(CasaAdmin, :count).by(1)
+
+      casa_admin = CasaAdmin.last
+      expect(casa_admin).to have_attributes(
+        display_name: params[:casa_admin][:display_name],
+        phone_number: params[:casa_admin][:phone_number],
+        email: params[:casa_admin][:email],
+        date_of_birth: params[:casa_admin][:date_of_birth],
+        receive_reimbursement_email: true,
+        monthly_learning_hours_report: true,
+        active: true,
+        casa_org_id: organization.id,
+        password: nil
+      )
+    end
+
+    it "sends an invite from the user" do
+      admin = CreateCasaAdminService.new(organization, params, user)
+      admin.build
+
+      casa_admin = admin.create!
+
+      expect(casa_admin.invited_by_id).to eq(user.id)
+      expect(casa_admin.invited_by_type).to eq("User")
+    end
+
+    context "when there are errors" do
+      it "does not create the CasaAdmin and returns the errors" do
+        params = ActionController::Parameters.new(
+          {
+            casa_admin: {
+              email: "invalid_email_format",
+              display_name: "Bob Cat"
+            }
+          }
+        ).permit!
+
+        admin = CreateCasaAdminService.new(organization, params, user)
+        admin.build
 
-  pending "add some tests for CreateCasaAdminService"
+        expect do
+          admin.create!
+        end.to raise_error(ActiveRecord::RecordInvalid, /email is invalid/i)
+      end
+    end
+  end
 end