Change race score calculations so the average bubbles up through survey_items

-> scales -> measure.
Precalculate averages for performance.

CHANGELOG.md

@@ -56,9 +56,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add page caching
 - Add counter caches
 - Detect the latest year for which a school has data and direct a user to that year when routing from welcome page
+- Modify behavior of insufficient data indicators for admin data items. Now we show indicators in line with the admin data item descriptions to indicate which items are missing data
+- Add student demographic data to the database
+  + `bundle exec rake data:load_students`
+- Add students by group graph on analyze page
+- Precalculate race scores for analyze page
+  + `bundle exec rake one_off:reset_race_scores` : limit which years/schools/measures/races are processed
+  + `bundle exec rake data:reset_race_scores`  : reset all race scores
 
 ## [Unreleased]
 
 ### Added
 
-- Modify behavior of insufficient data indicators for admin data items. Now we show indicators in line with the admin data item descriptions to indicate which items are missing data

app/models/measure.rb

@@ -147,7 +147,7 @@ class Measure < ActiveRecord::Base
   def collect_survey_item_average(survey_items:, school:, academic_year:)
     @collect_survey_item_average ||= Hash.new do |memo, (survey_items, school, academic_year)|
       averages = survey_items.map do |survey_item|
-        grouped_responses(school:, academic_year:)[survey_item]
+        grouped_responses(school:, academic_year:)[survey_item.id]
       end.remove_blanks
       memo[[survey_items, school, academic_year]] = averages.average || 0
     end
@@ -169,7 +169,7 @@ class Measure < ActiveRecord::Base
   def grouped_responses(school:, academic_year:)
     @grouped_responses ||= Hash.new do |memo, (school, academic_year)|
       memo[[school, academic_year]] =
-        SurveyItemResponse.where(school:, academic_year:).group(:survey_item).average(:likert_score)
+        SurveyItemResponse.where(school:, academic_year:).group(:survey_item_id).average(:likert_score)
     end
     @grouped_responses[[school, academic_year]]
   end

app/models/race_score.rb

@@ -0,0 +1,6 @@
+class RaceScore < ApplicationRecord
+  belongs_to :measure
+  belongs_to :school
+  belongs_to :academic_year
+  belongs_to :race
+end

app/models/race_score_calculator.rb

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class RaceScoreCalculator
+  include Analyze::Graph::Column::RacialScore
+  attr_reader :measure, :school, :academic_year, :race
+
+  def initialize(measure:, school:, academic_year:, race:)
+    @measure = measure
+    @school = school
+    @academic_year = academic_year
+    @race = race
+  end
+
+  def score
+    race_score(measure:, school:, academic_year:, race:)
+  end
+end

app/models/sample.rb

@@ -0,0 +1,12 @@
+class Sample
+  attr_reader :school, :academic_year, :category, :measure, :race
+
+  def initialize
+    @school = School.find_by_slug 'milford-high-school'
+    @academic_year = AcademicYear.last
+    @category = Category.find_by_category_id '1'
+    @subcategory = Subcategory.find_by_subcategory_id '1A'
+    @measure = Measure.find_by_measure_id '1A-ii'
+    @race = Race.find_by_qualtrics_code 1
+  end
+end

app/models/student.rb

@@ -1,7 +1,7 @@
 class Student < ApplicationRecord
   has_many :survey_item_responses
   has_many :student_races
-  has_many :races, through: :student_races
+  has_and_belongs_to_many :races, join_table: :student_races
 
   encrypts :lasid, deterministic: true
 end

app/presenters/analyze/graph/column/american_indian.rb

@@ -4,9 +4,8 @@ module Analyze
   module Graph
     module Column
       class AmericanIndian < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
-          # TODO: offset labels so they don't overlap
           'American Indian'
         end
 
@@ -15,20 +14,13 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
         def show_insufficient_data_message?
-          # TODO: implement this logic.  Resize messages so they are bound to their column
           false
         end
 
-        def score(year_index)
-          # TODO: make sure the score calculation bubble up instead of just average
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 1
         end

app/presenters/analyze/graph/column/asian.rb

@@ -4,7 +4,7 @@ module Analyze
   module Graph
     module Column
       class Asian < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
           'Asian'
         end
@@ -14,7 +14,6 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
@@ -22,10 +21,6 @@ module Analyze
           false
         end
 
-        def score(year_index)
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 2
         end

app/presenters/analyze/graph/column/black.rb

@@ -4,7 +4,7 @@ module Analyze
   module Graph
     module Column
       class Black < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
           'Black'
         end
@@ -14,7 +14,6 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
@@ -22,10 +21,6 @@ module Analyze
           false
         end
 
-        def score(year_index)
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 3
         end

app/presenters/analyze/graph/column/hispanic.rb

@@ -4,7 +4,7 @@ module Analyze
   module Graph
     module Column
       class Hispanic < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
           'Hispanic'
         end
@@ -14,7 +14,6 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
@@ -22,10 +21,6 @@ module Analyze
           false
         end
 
-        def score(year_index)
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 4
         end

app/presenters/analyze/graph/column/middle_eastern.rb

@@ -4,7 +4,8 @@ module Analyze
   module Graph
     module Column
       class MiddleEastern < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
+
         def label
           'Middle Eastern'
         end
@@ -14,7 +15,6 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
@@ -22,10 +22,6 @@ module Analyze
           false
         end
 
-        def score(year_index)
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 8
         end

app/presenters/analyze/graph/column/multiracial.rb

@@ -4,9 +4,8 @@ module Analyze
   module Graph
     module Column
       class Multiracial < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
-          # TODO: offset labels so they don't overlap
           'Multiracial'
         end
 
@@ -15,20 +14,13 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
         def show_insufficient_data_message?
-          # TODO: implement this logic.  Resize messages so they are bound to their column
           false
         end
 
-        def score(year_index)
-          # TODO: make sure the score calculation bubble up instead of just average
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 100
         end

app/presenters/analyze/graph/column/race_score.rb

@@ -1,20 +0,0 @@
-# frozen_string_literal: true
-
-module Analyze
-  module Graph
-    module Column
-      module RaceScore
-        def race_score(measure:, school:, academic_year:, race:)
-          survey_items = measure.student_survey_items
-          students = StudentRace.where(race:).pluck(:student_id)
-          average = SurveyItemResponse.where(school:,
-                                             academic_year:,
-                                             survey_item: survey_items,
-                                             student: students)
-                                      .average(:likert_score)
-          Score.new(average, true, true, true)
-        end
-      end
-    end
-  end
-end

app/presenters/analyze/graph/column/racial_score.rb

@@ -0,0 +1,72 @@
+# frozen_string_literal: true
+
+module Analyze
+  module Graph
+    module Column
+      module RacialScore
+        def race_score(measure:, school:, academic_year:, race:)
+          rate = response_rate(school:, academic_year:, measure:)
+          return Score.new(0, false, false, false) unless rate.meets_student_threshold
+
+          survey_items = measure.student_survey_items
+
+          students = StudentRace.where(race:).pluck(:student_id).uniq
+          averages = grouped_responses(school:, academic_year:, survey_items:, students:)
+          number_of_responses = total_responses(school:, academic_year:, students:, survey_items:)
+          scorify(responses: averages, number_of_responses:)
+        end
+
+        private
+
+        def grouped_responses(school:, academic_year:, survey_items:, students:)
+          SurveyItemResponse.where(school:,
+                                   academic_year:,
+                                   student: students,
+                                   survey_item: survey_items)
+                            .group(:survey_item_id)
+                            .average(:likert_score)
+        end
+
+        def total_responses(school:, academic_year:, students:, survey_items:)
+          @total_responses ||= SurveyItemResponse.where(school:,
+                                                        academic_year:,
+                                                        student: students,
+                                                        survey_item: survey_items).count
+        end
+
+        def response_rate(school:, academic_year:, measure:)
+          @response_rate ||= Hash.new do |memo, (school, academic_year)|
+            memo[[school, academic_year]] =
+              ResponseRate.find_by(subcategory: measure.subcategory, school:, academic_year:)
+          end
+
+          @response_rate[[school, academic_year]]
+        end
+
+        def scorify(responses:, number_of_responses:)
+          averages = bubble_up_averages(responses:)
+          average = averages.average
+
+          meets_student_threshold = sufficient_responses(averages:, number_of_responses:)
+          average = 0 unless meets_student_threshold
+
+          Score.new(average, false, meets_student_threshold, false)
+        end
+
+        def sufficient_responses(averages:, number_of_responses:)
+          total_questions = averages.count
+          average_num_of_responses = number_of_responses.to_f / total_questions
+          meets_student_threshold = average_num_of_responses >= 10
+        end
+
+        def bubble_up_averages(responses:)
+          measure.student_scales.map do |scale|
+            scale.survey_items.map do |survey_item|
+              responses[survey_item.id]
+            end.remove_blanks.average
+          end.remove_blanks
+        end
+      end
+    end
+  end
+end

app/presenters/analyze/graph/column/score_for_race.rb

@@ -0,0 +1,16 @@
+module Analyze
+  module Graph
+    module Column
+      module ScoreForRace
+        def score(year_index)
+          s = ::RaceScore.find_by(measure:, school:, academic_year: academic_years[year_index], race:)
+          average = s.average unless s.nil?
+          average ||= 0
+          meets_student_threshold = s.meets_student_threshold? unless s.nil?
+          meets_student_threshold ||= false
+          Score.new(average, false, meets_student_threshold, false)
+        end
+      end
+    end
+  end
+end

app/presenters/analyze/graph/column/unknown.rb

@@ -4,7 +4,7 @@ module Analyze
   module Graph
     module Column
       class Unknown < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
           'Unknown'
         end
@@ -14,7 +14,6 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
@@ -22,10 +21,6 @@ module Analyze
           false
         end
 
-        def score(year_index)
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 99
         end

app/presenters/analyze/graph/column/white.rb

@@ -4,7 +4,7 @@ module Analyze
   module Graph
     module Column
       class White < GroupedBarColumnPresenter
-        include Analyze::Graph::Column::RaceScore
+        include Analyze::Graph::Column::ScoreForRace
         def label
           'White'
         end
@@ -14,7 +14,6 @@ module Analyze
         end
 
         def show_irrelevancy_message?
-          # !measure.includes_student_survey_items?
           false
         end
 
@@ -22,10 +21,6 @@ module Analyze
           false
         end
 
-        def score(year_index)
-          race_score(measure:, school:, academic_year: academic_years[year_index], race:)
-        end
-
         def race
           Race.find_by_qualtrics_code 5
         end

app/services/race_score_loader.rb

@@ -0,0 +1,29 @@
+class RaceScoreLoader
+  def self.reset(schools: School.all, academic_years: AcademicYear.all, measures: Measure.all, races: Race.all)
+    RaceScore.where(school: schools, academic_year: academic_years, measure: measures, race: races).delete_all
+    scores = []
+    measures.each do |measure|
+      schools.each do |school|
+        academic_years.each do |academic_year|
+          races.each do |race|
+            scores << process_score(measure:, school:, academic_year:, race:)
+          end
+        end
+      end
+    end
+    RaceScore.import scores, batch_size: 1000
+  end
+
+  private
+
+  def self.process_score(measure:, school:, academic_year:, race:)
+    score = RaceScoreCalculator.new(measure:, school:, academic_year:, race:).score
+    rs = RaceScore.find_by(measure:, school:, academic_year:, race:)
+    rs ||= RaceScore.new(measure:, school:, academic_year:, race:)
+    rs.average = score.average
+    rs.meets_student_threshold = score.meets_student_threshold?
+    rs
+  end
+
+  private_class_method :process_score
+end

db/migrate/20220809213959_create_race_scores.rb

@@ -0,0 +1,14 @@
+class CreateRaceScores < ActiveRecord::Migration[7.0]
+  def change
+    create_table :race_scores do |t|
+      t.references :measure, null: false, foreign_key: true
+      t.references :school, null: false, foreign_key: true
+      t.references :academic_year, null: false, foreign_key: true
+      t.references :race, null: false, foreign_key: true
+      t.float :average
+      t.boolean :meets_student_threshold
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2022_07_28_232445) do
+ActiveRecord::Schema[7.0].define(version: 2022_08_09_213959) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_stat_statements"
   enable_extension "plpgsql"
@@ -290,6 +290,21 @@ ActiveRecord::Schema[7.0].define(version: 2022_07_28_232445) do
     t.index ["subcategory_id"], name: "index_measures_on_subcategory_id"
   end
 
+  create_table "race_scores", force: :cascade do |t|
+    t.bigint "measure_id", null: false
+    t.bigint "school_id", null: false
+    t.bigint "academic_year_id", null: false
+    t.bigint "race_id", null: false
+    t.float "average"
+    t.boolean "meets_student_threshold"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["academic_year_id"], name: "index_race_scores_on_academic_year_id"
+    t.index ["measure_id"], name: "index_race_scores_on_measure_id"
+    t.index ["race_id"], name: "index_race_scores_on_race_id"
+    t.index ["school_id"], name: "index_race_scores_on_school_id"
+  end
+
   create_table "races", force: :cascade do |t|
     t.string "designation"
     t.integer "qualtrics_code"
@@ -428,6 +443,10 @@ ActiveRecord::Schema[7.0].define(version: 2022_07_28_232445) do
   add_foreign_key "legacy_school_categories", "legacy_categories", column: "category_id"
   add_foreign_key "legacy_school_categories", "legacy_schools", column: "school_id"
   add_foreign_key "measures", "subcategories"
+  add_foreign_key "race_scores", "academic_years"
+  add_foreign_key "race_scores", "measures"
+  add_foreign_key "race_scores", "races"
+  add_foreign_key "race_scores", "schools"
   add_foreign_key "respondents", "academic_years"
   add_foreign_key "respondents", "schools"
   add_foreign_key "response_rates", "academic_years"

lib/tasks/data.rake

@@ -57,6 +57,14 @@ namespace :data do
     puts "=====================> Completed loading #{ResponseRate.count} survey responses"
   end
 
+  desc 'reset race score calculations'
+  task reset_race_scores: :environment do
+    puts 'Resetting race scores'
+    RaceScoreLoader.reset
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} survey responses"
+  end
+
   desc 'load admin_data'
   task load_admin_data: :environment do
     Dir.glob(Rails.root.join('data', 'admin_data', '*.csv')).each do |filepath|

lib/tasks/one_off.rake

@@ -106,6 +106,14 @@ namespace :one_off do
     puts "=====================> Completed recalculating #{ResponseRate.count} response rates"
   end
 
+  desc 'reset race score calculations'
+  task reset_race_scores: :environment do
+    puts 'Resetting race scores'
+    RaceScoreLoader.reset(academic_years: [AcademicYear.find_by_range('2021-22')])
+    Rails.cache.clear
+    puts "=====================> Completed loading #{RaceScore.count} survey responses"
+  end
+
   desc 'list scales that have no survey responses'
   task list_scales_that_lack_survey_responses: :environment do
     output = AcademicYear.all.map do |academic_year|

spec/factories.rb

@@ -1,4 +1,18 @@
 FactoryBot.define do
+  factory :race_score do
+    measure { nil }
+    school { nil }
+    academic_year { nil }
+    race { nil }
+    average { 1.5 }
+    meets_student_threshold { false }
+  end
+
+  factory :student do
+    response_id { "ID#{rand}" }
+    lasid { "Lasid#{rand}" }
+  end
+
   factory :student_race do
     student { nil }
     race { nil }
@@ -81,11 +95,13 @@ FactoryBot.define do
     measure_id { rand.to_s }
     name { 'A Measure' }
     subcategory
-    # trait :with_student_survey_items do
-    #   after(:create) do |measure|
-    #     measure.survey_items << build_list(:student_survey_item, 2)
-    #   end
-    # end
+    trait :with_student_survey_items do
+      after(:create) do |measure|
+        create(:student_scale, measure:) do |scale|
+          create_list(:student_survey_item, 2, scale:)
+        end
+      end
+    end
   end
 
   factory :scale do

spec/models/race_score_calulator_spec.rb

@@ -0,0 +1,41 @@
+require 'rails_helper'
+
+describe RaceScoreCalculator do
+  let(:measure) { create(:measure, :with_student_survey_items) }
+  let(:school) { create(:school) }
+  let(:academic_year) { create(:academic_year) }
+  let(:race) { create(:race) }
+  let(:student) do
+    s = create(:student)
+    s.races << race
+    s.save
+    s
+  end
+  let(:survey_item_1) { measure.survey_items[0] }
+  let(:survey_item_2) { measure.survey_items[1] }
+  let(:survey_item_3) { measure.survey_items[2] }
+  let(:response_rate) do
+    create(:response_rate, school:, academic_year:, subcategory: measure.subcategory, meets_student_threshold: true)
+  end
+
+  context 'when survey item responses exist' do
+    before :each do
+      response_rate
+      create(:survey_item_response, school:, academic_year:, likert_score: 1, survey_item: survey_item_1, student:)
+      create_list(:survey_item_response, 8, school:, academic_year:, likert_score: 2, survey_item: survey_item_1,
+                                            student:)
+      create(:survey_item_response, school:, academic_year:, likert_score: 3, survey_item: survey_item_1, student:)
+
+      create(:survey_item_response, school:, academic_year:, likert_score: 2, survey_item: survey_item_2, student:)
+      create_list(:survey_item_response, 8, school:, academic_year:, likert_score: 3, survey_item: survey_item_2,
+                                            student:)
+      create(:survey_item_response, school:, academic_year:, likert_score: 4, survey_item: survey_item_2, student:)
+    end
+
+    it 'returns a list of averages' do
+      expect(measure.student_survey_items.count).to eq 2
+      american_indian_score = RaceScoreCalculator.new(measure:, school:, academic_year:, race:).score
+      expect(american_indian_score).to eq Score.new(2.5, false, true, false)
+    end
+  end
+end

spec/presenters/analyze/graph/racial_score_spec.rb

@@ -0,0 +1,46 @@
+require 'rails_helper'
+
+include Analyze::Graph::Column
+
+# RacialScore is a module used in the RaceScoreCalculator class
+describe RacialScore do
+  let(:measure) { create(:measure, :with_student_survey_items) }
+  let(:school) { create(:school) }
+  let(:academic_year) { create(:academic_year) }
+  let(:race) { create(:race) }
+  let(:student) do
+    s = create(:student)
+    s.races << race
+    s.save
+    s
+  end
+  let(:survey_item_1) { measure.survey_items[0] }
+  let(:survey_item_2) { measure.survey_items[1] }
+  let(:survey_item_3) { measure.survey_items[2] }
+  let(:response_rate) do
+    create(:response_rate, school:, academic_year:, subcategory: measure.subcategory, meets_student_threshold: true)
+  end
+
+  context 'when survey item responses exist' do
+    before :each do
+      response_rate
+      create(:survey_item_response, school:, academic_year:, likert_score: 1, survey_item: survey_item_1, student:)
+      create_list(:survey_item_response, 8, school:, academic_year:, likert_score: 2, survey_item: survey_item_1,
+                                            student:)
+      create(:survey_item_response, school:, academic_year:, likert_score: 3, survey_item: survey_item_1, student:)
+
+      create(:survey_item_response, school:, academic_year:, likert_score: 2, survey_item: survey_item_2, student:)
+      create_list(:survey_item_response, 8, school:, academic_year:, likert_score: 3, survey_item: survey_item_2,
+                                            student:)
+      create(:survey_item_response, school:, academic_year:, likert_score: 4, survey_item: survey_item_2, student:)
+    end
+
+    it 'returns a list of averages' do
+      expect(measure.student_survey_items.count).to eq 2
+      students = StudentRace.where(race:).pluck(:student_id)
+
+      american_indian_score = RaceScoreCalculator.new(measure:, school:, academic_year:, race:).score
+      expect(american_indian_score).to eq Score.new(2.5, false, true, false)
+    end
+  end
+end

spec/services/race_score_loader_spec.rb

@@ -0,0 +1,50 @@
+require 'rails_helper'
+
+describe RaceScoreLoader do
+  let(:measure) { create(:measure, :with_student_survey_items) }
+  let(:school) { create(:school) }
+  let(:academic_year) { create(:academic_year) }
+  let(:race) { create(:race) }
+  let(:student) do
+    s = create(:student)
+    s.races << race
+    s.save
+    s
+  end
+  let(:survey_item_1) { measure.survey_items[0] }
+  let(:survey_item_2) { measure.survey_items[1] }
+  let(:survey_item_3) { measure.survey_items[2] }
+  let(:response_rate) do
+    create(:response_rate, school:, academic_year:, subcategory: measure.subcategory, meets_student_threshold: true)
+  end
+
+  context 'when survey item responses exist' do
+    before :each do
+      response_rate
+      create(:survey_item_response, school:, academic_year:, likert_score: 1, survey_item: survey_item_1, student:)
+      create_list(:survey_item_response, 8, school:, academic_year:, likert_score: 2, survey_item: survey_item_1,
+                                            student:)
+      create(:survey_item_response, school:, academic_year:, likert_score: 3, survey_item: survey_item_1, student:)
+
+      create(:survey_item_response, school:, academic_year:, likert_score: 2, survey_item: survey_item_2, student:)
+      create_list(:survey_item_response, 8, school:, academic_year:, likert_score: 3, survey_item: survey_item_2,
+                                            student:)
+      create(:survey_item_response, school:, academic_year:, likert_score: 4, survey_item: survey_item_2, student:)
+      RaceScoreLoader.reset
+    end
+
+    it 'returns a list of averages' do
+      expect(measure.student_survey_items.count).to eq 2
+      american_indian_score = RaceScore.find_by(measure:, school:, academic_year:, race:)
+      expect(american_indian_score.average).to eq 2.5
+      expect(american_indian_score.meets_student_threshold).to eq true
+    end
+
+    it 'is idempotent' do
+      original_count = RaceScore.count
+      RaceScoreLoader.reset
+      new_count = RaceScore.count
+      expect(original_count).to eq new_count
+    end
+  end
+end