Randomize quantity in test_index_table_header_close_exposure

Rename: Goal.target_exposures -> Goal.exposures

app/controllers/targets_controller.rb

@@ -56,7 +56,7 @@ class TargetsController < ApplicationController
   end
 
   def toggle_exposure
-    @goal.target_exposures.toggle!(@quantity)
+    @goal.exposures.toggle!(@quantity)
     prepare_targets
   end
 

app/models/goal.rb

@@ -2,9 +2,9 @@ class Goal < ActiveRecord::Base
   belongs_to :project, required: true
   has_many :targets, -> { order effective_from: :desc }, inverse_of: :goal,
     dependent: :destroy, extend: BodyTracking::ItemsWithQuantities
-  has_many :target_exposures, as: :view, dependent: :destroy,
+  has_many :exposures, as: :view, dependent: :destroy,
     class_name: 'Exposure', extend: BodyTracking::TogglableExposures
-  has_many :quantities, -> { order "lft" }, through: :target_exposures
+  has_many :quantities, -> { order "lft" }, through: :exposures
 
   accepts_nested_attributes_for :targets, allow_destroy: true
   validates :is_binding, uniqueness: {scope: :project_id}, if: :is_binding?
@@ -19,7 +19,7 @@ class Goal < ActiveRecord::Base
   end
 
   before_save do
-    quantities << targets.map(&:quantity)[0..5] if target_exposures.empty?
+    quantities << targets.map(&:quantity)[0..5] if exposures.empty?
   end
 
   before_destroy prepend: true do

test/system/targets_test.rb

@@ -45,11 +45,13 @@ class TargetsTest < BodyTrackingSystemTestCase
   end
 
   def test_index_table_header_close_exposure
+    quantity = @project.goals.binding.exposures.sample.quantity
+
     visit goal_targets_path(@project.goals.binding)
-    within 'table#targets thead th', text: quantities(:quantities_energy).name do
+    within 'table#targets thead th', text: quantity.name do
       click_link class: 'icon-close'
     end
-    assert_no_selector 'table#targets thead th', text: quantities(:quantities_energy).name
+    assert_no_selector 'table#targets thead th', text: quantity.name
     assert_selector 'table#targets thead th'
   end