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Set a minimum threshold of 10 survey item responses to calculate scores per survey item

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rebuilt 2023-04-17 15:18:10 -07:00
parent d888cdff3a
commit aa3a67406b
4 changed files with 75 additions and 33 deletions
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68
spec/models/measure_spec.rb
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@ -294,6 +294,46 @@ RSpec.describe Measure, type: :model do
let(:short_form_student_survey_item_2) { create(:student_survey_item, scale: student_scale, on_short_form: true) }
let(:short_form_student_survey_item_3) { create(:student_survey_item, scale: student_scale, on_short_form: true) }
context "and the number of responses for each of the measure's survey items does not meet the student threshold " do
before :each do
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_1, academic_year:, school:, likert_score: 3)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_2, academic_year:, school:, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_3, academic_year:, school:, likert_score: 5)
end
it 'it does not return an average score' do
expect(measure.score(school:, academic_year:).average).to eq nil
end
end
context 'and one survey item has sufficient responses but other items do not meet the threshold' do
before :each do
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD,
survey_item: student_survey_item_1, academic_year:, school:, likert_score: 3)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_2, academic_year:, school:, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_3, academic_year:, school:, likert_score: 5)
end
it 'it does not return an average score' do
expect(measure.score(school:, academic_year:).average).to eq 3
end
end
context 'and two survey items have sufficient responses but other items do not meet the threshold' do
before :each do
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD,
survey_item: student_survey_item_1, academic_year:, school:, likert_score: 3)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD,
survey_item: student_survey_item_2, academic_year:, school:, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_3, academic_year:, school:, likert_score: 5)
end
it 'it does not return an average score' do
expect(measure.score(school:, academic_year:).average).to eq 3.5
end
end
context "and the number of responses for each of the measure's survey items meets the student threshold " do
before :each do
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD,
@ -316,22 +356,6 @@ RSpec.describe Measure, type: :model do
end
end
context "and the average number of responses across the measure's survey items meets the student threshold " do
before :each do
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD + 1, survey_item: student_survey_item_1, academic_year:,
school:, likert_score: 3)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD, survey_item: student_survey_item_2, academic_year:,
school:, likert_score: 4)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1, survey_item: student_survey_item_3, academic_year:,
school:, likert_score: 5)
end
it 'returns the average of the likert scores of the survey items' do
average_score = 4
expect(measure.score(school:, academic_year:).average).to be_within(0.001).of(average_score)
end
end
context "and none of the measure's survey items meets the student threshold " do
before :each do
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1, survey_item: student_survey_item_1, academic_year:,
@ -375,6 +399,18 @@ RSpec.describe Measure, type: :model do
let(:teacher_survey_item_1) { create(:teacher_survey_item, scale: teacher_scale) }
let(:student_survey_item_1) { create(:student_survey_item, scale: student_scale) }
context 'and there is sufficient teacher data but insufficient student data' do
before :each do
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD,
survey_item: teacher_survey_item_1, academic_year:, school:, likert_score: 3)
create_list(:survey_item_response, SurveyItemResponse::STUDENT_RESPONSE_THRESHOLD - 1,
survey_item: student_survey_item_1, academic_year:, school:, likert_score: 5)
end
it 'returns the average of the likert scores of the survey items' do
expect(measure.score(school:, academic_year:).average).to eq 3
end
end
context 'and there is sufficient teacher data and sufficient student data' do
before :each do
create_list(:survey_item_response, SurveyItemResponse::TEACHER_RESPONSE_THRESHOLD,