adds management/sessions controller

app/controllers/management/sessions_controller.rb

@@ -0,0 +1,17 @@
+class Management::SessionsController < ActionController::Base
+
+  def create
+    destroy_session
+    if manager = Manager.valid_manager(params[:login], params[:clave_usuario])
+      session["manager_id"] = manager.id
+      redirect_to management_root_path
+    else
+      raise ActionController::RoutingError.new('Not Found')
+    end
+  end
+
+  private
+    def destroy_session
+      session["manager_id"] = nil
+    end
+end

app/models/manager.rb

@@ -4,9 +4,9 @@ class Manager < ActiveRecord::Base
 
   has_secure_password
 
-  def self.valid_auth?(username = nil, password = nil)
+  def self.valid_manager(username = nil, password = nil)
     return false unless username.present? && password.present?
-    Manager.find_by(username: username).try(:authenticate, password).present?
+    Manager.find_by(username: username).try(:authenticate, password)
   end
 
 end

config/routes.rb

@@ -166,6 +166,9 @@ Rails.application.routes.draw do
   namespace :management do
     root to: "dashboard#index"
 
+    get 'sign_in', to: 'sessions#create'
+
+    resources :sessions, only: :create
   end
 
   # Example of regular route:

spec/controllers/management/sessions_controller_spec.rb

@@ -0,0 +1,28 @@
+require 'rails_helper'
+
+describe Management::SessionsController do
+
+  before(:all) do
+    create(:manager, username: "supermanager" , password: "secret")
+  end
+
+  describe 'Sign up' do
+    it "should return 404 if not username/password" do
+      expect { get :create }.to raise_error "Not Found"
+    end
+
+    it "should return 404 if wrong username" do
+      expect { get :create, login: "nonexistent" , clave_usuario: "secret" }.to raise_error "Not Found"
+    end
+
+    it "should return 404 if wrong password" do
+      expect { get :create, login: "supermanager" , clave_usuario: "wrong" }.to raise_error "Not Found"
+    end
+
+    it "should redirect to management root path if right credentials" do
+      get :create, login: "supermanager" , clave_usuario: "secret"
+      expect(response).to be_redirect
+    end
+  end
+
+end

spec/models/manager_spec.rb

@@ -20,26 +20,26 @@ describe Manager do
     end
   end
 
-  describe "self.valid_auth?" do
+  describe "self.valid_manager" do
     before(:all) { create(:manager, username: "Silvia" ,password: "supersecret") }
 
     it "is false when username is blank" do
-      expect(Manager.valid_auth?(nil, "supersecret")).to be false
+      expect(Manager.valid_manager(nil, "supersecret")).to be_blank
     end
     it "is false when password is blank" do
-      expect(Manager.valid_auth?("Silvia", nil)).to be false
+      expect(Manager.valid_manager("Silvia", nil)).to be_blank
     end
 
     it "is false if manager unexistent" do
-      expect(Manager.valid_auth?("Manager", "supersecret")).to be false
+      expect(Manager.valid_manager("Manager", "supersecret")).to be_blank
     end
 
     it "is false if wrong password unexistent" do
-      expect(Manager.valid_auth?("Silvia", "wrong")).to be false
+      expect(Manager.valid_manager("Silvia", "wrong")).to be_blank
     end
 
     it "is true if right username/password combination" do
-      expect(Manager.valid_auth?("Silvia", "supersecret")).to be true
+      expect(Manager.valid_manager("Silvia", "supersecret")).to be_present
     end
   end