write seeds for comments and dependencies

lib/tasks/seeds.rake

@@ -0,0 +1,33 @@
+namespace :db do
+
+  desc 'Create fake seeds for dev'
+  task dev_seeds: :environment do
+    puts "----------------"
+    puts "Wait and seeds !"
+    puts "----------------"
+    puts ""
+
+    puts "cleaning DB : destroy #{Dependency.count} dependencies"
+    puts "cleaning DB : destroy #{Comment.count} comments "
+    Dependency.destroy_all
+    Comment.destroy_all
+
+    puts "create 2 dependencies: Faker and Rubocop"
+    d1 = Dependency.create(name: "Faker")
+    d2 = Dependency.create(name: "Rubocop")
+
+    puts "create 1 unpublished comment, related to dependency Faker"
+    Comment.create(body: "I won't publish my point of view about Faker, but ...", published: false, dependency: d1)
+
+    puts "create 2 published comments, related to dependency Rubocop"
+    Comment.create(body: "In love with Rubocop: Good Style!", published: true, dependency: d2)
+    Comment.create(body: "80 characters is too much => let's code twenty_per_line", published: true, dependency: d2)
+
+    puts "#{Dependency.count} created"
+    puts "#{Comment.count} created"
+
+    puts "----------------"
+    puts "Happy Growing !"
+    puts "----------------"
+  end
+end