Fixes error when clonning experiments with long names [SCI-617]

app/controllers/experiments_controller.rb

@@ -185,6 +185,8 @@ class ExperimentsController < ApplicationController
       cloned_experiment = @experiment.deep_clone_to_project(current_user,
                                                             project)
       success = cloned_experiment.valid?
+      # Create workflow image
+      cloned_experiment.delay.generate_workflow_img if success
     else
       success = false
     end

app/models/experiment.rb

@@ -1,5 +1,6 @@
 class Experiment < ActiveRecord::Base
-  include ArchivableModel, SearchableModel
+  include ArchivableModel
+  include SearchableModel
 
   belongs_to :project, inverse_of: :experiments
   belongs_to :created_by, foreign_key: :created_by_id, class_name: 'User'
@@ -354,7 +355,7 @@ class Experiment < ActiveRecord::Base
     i += 1 while experiment_names.include?(format(format, i, name))
 
     clone = Experiment.new(
-      name: format(format, i, name),
+      name: format(format, i, name).truncate(Constants::NAME_MAX_LENGTH),
       description: description,
       created_by: current_user,
       last_modified_by: current_user,
@@ -371,10 +372,6 @@ class Experiment < ActiveRecord::Base
       m.deep_clone_to_experiment(current_user, clone)
     end
     clone.save
-
-    # Create workflow image
-    clone.delay.generate_workflow_img
-
     clone
   end