Upstream sync

spec/controllers/api/users_controller_spec.rb

@@ -0,0 +1,78 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Api::UsersController, type: :controller do
+  before do
+    ENV['CUSTOM_API_TOKEN'] = "custom_token"
+  end
+  describe '#create' do
+    context 'Invalid token' do
+      it 'Returns 401 (Unauthorized) status if token is not valid' do
+
+        post :create
+
+        expect(response).not_to be_successful
+        expect(response).to have_http_status(401)
+      end
+    end
+
+    context 'Valid token' do
+      before :each do
+        controller.request.env['HTTP_AUTHORIZATION'] = 'Bearer custom_token'
+      end
+
+      it 'Returns Server error if user param is missing' do
+        user_count = User.all.count
+
+        expect do
+          post :create
+        end.to raise_exception ActionController::ParameterMissing
+
+        expect(User.all.count).to eq user_count
+      end
+
+      it 'Returns Server Error if email or password is missing' do
+        user_count = User.all.count
+
+        expect do
+          post :create, params: { user: { email: "a@b.com" } }
+        end.to raise_exception ActionController::ParameterMissing
+
+        expect do
+          post :create, params: { user: { password: "123" } }
+        end.to raise_exception ActionController::ParameterMissing
+
+        expect(User.all.count).to eq user_count
+      end
+
+      it 'Returns Server Error if body contains not permitted params' do
+        user_count = User.all.count
+
+        expect do
+          post :create, params: { user: { email: "a@b.com", password: "123", admin: true } }
+        end.to raise_exception ActionController::UnpermittedParameters
+
+        expect(User.all.count).to eq user_count
+      end
+
+      it 'Creates user if body contains correct params' do
+        expect do
+          post :create, params: { user: { email: "a@b.com", password: "123" } }
+        end.to change(User, :count).by(1)
+
+        expect(response).to be_successful
+      end
+
+      it 'Nothing changes if existing email is used' do
+        create(:user, email: "a@b.com")
+
+        expect do
+          post :create, params: { user: { email: "a@b.com", password: "123" } }
+        end.not_to change(User, :count)
+
+        expect(response).to be_successful
+      end
+    end
+  end
+end