fixing test and adding another

Author: loiswells97

app/controllers/api/lessons_controller.rb

@@ -14,7 +14,7 @@ def index
       remixes = ordered_scope.map do |lesson|
         next nil unless lesson&.project&.remixes.any?
         lesson.project&.remixes
-              .where(user_id: current_user?.id)
+              .where(user_id: current_user.id)
               .accessible_by(current_ability)
               .order(created_at: :asc)
               .first

spec/features/lesson/listing_lessons_spec.rb

@@ -210,6 +210,17 @@
       expect(data.size).to eq(1)
     end
 
+    it "includes the remix identifier when the user has remixed the lesson's project" do
+      student = create(:student, school:)
+      authenticated_in_hydra_as(student)
+      create(:class_student, school_class:, student_id: student.id)
+      student_project = create(:project, school:, lesson:, parent: lesson.project, user_id: student.id)
+
+      get('/api/lessons', headers:)
+      data = JSON.parse(response.body, symbolize_names: true)
+      expect(data.first[:remix_identifier]).to eq(student_project.identifier)
+    end
+
     it "does not include the lesson when the user is not a school-student within the lesson's class" do
       student = create(:student, school:)
       authenticated_in_hydra_as(student)