Add Account Model specs (#341)

app/models/account.rb

@@ -3,7 +3,7 @@
 # Table name: accounts
 #
 #  id         :integer          not null, primary key
-#  name       :string
+#  name       :string           not null
 #  created_at :datetime         not null
 #  updated_at :datetime         not null
 #
@@ -11,6 +11,8 @@
 class Account < ApplicationRecord
   include Events::Types
 
+  validates :name, presence: true
+
   has_many :users, dependent: :destroy
   has_many :inboxes, dependent: :destroy
   has_many :conversations, dependent: :destroy

db/migrate/20191202173004_add_not_null_constraint_to_account_name.rb

@@ -0,0 +1,5 @@
+class AddNotNullConstraintToAccountName < ActiveRecord::Migration[6.0]
+  def change
+    change_column_null :accounts, :name, false
+  end
+end

db/schema.rb

@@ -10,13 +10,13 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2019_11_26_185833) do
+ActiveRecord::Schema.define(version: 2019_12_02_173004) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
   create_table "accounts", id: :serial, force: :cascade do |t|
-    t.string "name"
+    t.string "name", null: false
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
   end

spec/models/account_spec.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe Account do
+  it { is_expected.to validate_presence_of(:name) }
+
+  it { is_expected.to have_many(:users).dependent(:destroy) }
+  it { is_expected.to have_many(:inboxes).dependent(:destroy) }
+  it { is_expected.to have_many(:conversations).dependent(:destroy) }
+  it { is_expected.to have_many(:contacts).dependent(:destroy) }
+  it { is_expected.to have_many(:telegram_bots).dependent(:destroy) }
+  it { is_expected.to have_many(:canned_responses).dependent(:destroy) }
+  it { is_expected.to have_many(:facebook_pages).class_name('::Channel::FacebookPage').dependent(:destroy) }
+  it { is_expected.to have_many(:web_widgets).class_name('::Channel::WebWidget').dependent(:destroy) }
+  it { is_expected.to have_one(:subscription).dependent(:destroy) }
+end