Rspec is unable to configure the audio file and ActiveStorage::IntegrityError: cannot be resolved.

Failures:

  1) PictumUser test for PictumUser when user input invalid parameter when user is deleted gogaku is deleted too
     Failure/Error: expect(Gogaku.count).to eq1

       expected:1
            got:0

       (compared using==)
     # ./spec/models/dictum_user_spec.rb: 126: in `block(5 levels) in <top(required)>'

  2) Gogaku test for gogakugaku should be valid
     Failure/Error: expect(gogaku).to be_valid
       expected#<Gogakuid:nil,subject:"English",body:"intrip",file:nil,answer:"none",dictum_user_id:nil,created_at:nil,updated_at:nil>to be valid,but got errors:Dictum user can be blank
     # ./spec/models/gogaku_spec.rb: 17: in `block(3 levels) in<main>'

Finished in 0.31763 seconds (files book 1.52 seconds to load)
11 examples, 2 failures

Failed examples:

rspec./spec/models/dictum_user_spec.rb:119#DictumUser test for PictumUser when user input invalid parameter when user is deleted too
rspec./spec/models/gogaku_spec.rb:13 #Gogaku test for gogakugaku should be valid

#/spec/factories/dictum_users.rb

FactoryBot.definedo
  factory —dictum_user do
    sequence(:name) {|n | "user#{n}"}
    sequence(:email) {|n|"test#{n}@e-xample.com"}
    password {"password"}
    password_confirmation {"password"}
  end

#/spec/factories/gogakus.rb

 FactoryBot.definedo
  factory —Gogakudo
      subject {"English"}
      body {"intrip"}
      after(:build) do|gogaku|
          gogaku.file=fixture_file_upload(Rails.root.join('spec', 'fixes', 'files', 'Night_Sea.mp3'), 'audio/mp3', :binary)
      end
      answer {"none"}
      association —dictum_user
  end
end

# spec/models/dictum_user_spec.rb

require 'rails_helper'

RSpec.describeDictumUser, type: :model do
    describe "test for PictumUser" do
        context "should be valid" do
            it "create instance accumulate" do
                expect(user).to be_valid
            end
        end
        context "when user input invalid parameter" do
            context "when name which user input is empty" do
                user=FactoryBot.build(:dictum_user,name:"")
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            context "when name which user input is too long" do
                user=FactoryBot.build(:dictum_user,name:"a"*51)
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            
            context "when email which user input is empty" do
                user=FactoryBot.build(:dictum_user, email:"")
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            context "when email which user input is invalid format" do
                user=FactoryBot.build(:dictum_user, email: "email.com")
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            context "when email which user input is too long" do
                user=FactoryBot.build(:dictum_user, email: "a"*244+"@e-xample.com")
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            context "when password which user input is empty" do
                user=FactoryBot.build(:dictum_user, password:"*6, password_confirmation:"*6)
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            context "when password which user input is too short" do
                user=FactoryBot.build(:dictum_user, password: "hoge", password_confirmation: "hoge")
                it "regard the user as invalid" do
                    expect(user).not_to be_valid
                end
            end
            context "when email which user input is not `tunique" do
                user=FactoryBot.build(:dictum_user)
                it "regard the user as invalid" do
                    user.save
                    user2 = user.dup
                    user2.email=user2.email.upcase
                    user2.save
                    expect(user2).not_to be_valid
                end
            end
            context "when user is deleted" do
                user=FactoryBot.build(:dictum_user)
                gogaku=FactoryBot.build(:gogaku,dictum_user:user)
                
                It "gogaku is deleted too" do
                    expect(Gogaku.count).to eq1
                    user.destroy
                    expect(Gogaku.count).to eq0
                end
            end
        end
    end     
end

#/spec/models/gogaku_spec.rb

require 'rails_helper'

RSpec.describe Gogaku, type: :model do
  describe "test for gogaku" do
    let(:dictum_user) {FactoryBot.build(:dictum_user)}
    let(:gogaku) {FactoryBot.build(:gogaku,dictum_user:dictum_user)}
    It "gogaku should be valid" do
      expect(gogaku).to be_valid
    end
  end
end


　#gogaku.rb

class Gogaku<ApplicationRecord
    belongs_to —dictum_user
    default_scope->{order(created_at::desc)}
    values:subject, presence:true
    values:body, presence:true
    has_one_attached:file
    values:dictum_user_id, presence:true
    values:file,presence:true
    validates:file,size:{less_than:5.megabytes,
                                      message: "should be less than 5MB"}
end

# 

#spec/factories/dictum_users.rb
after(:build) do|gogaku|
        gogaku.file=fixture_file_upload(Rails.root.join('spec', 'fixes', 'files', 'Night_Sea.mp3'), 'audio/mpeg', :binary)
    end

#rails_helper.rb

FactoryBot::SyntaxRunner.class_evaldo
    include ActionDispatch::TestProcess
    include ActiveSupport::Testing::FileFixtures
  end

An error occurred while loading./spec/models/dictum_user_spec.rb.
Failure/Error:gogaku=FactoryBot.create(:gogaku,dictum_user:user)

ActiveStorage:: IntegrityError:
  ActiveStorage:: IntegrityError
# /usr/local/bundle/gems/activestorage-6.1.5/lib/active_storage/service/disk_service.rb: 159:in`ensure_integrity_of'
# /usr/local/bundle/gems/activestorage-6.1.5/lib/active_storage/service/disk_service.rb:22:in `block in upload'
# /usr/local/bundle/gems/activestorage-6.1.5/lib/active_storage/service.rb: 155:in`instrument'
# /usr/local/bundle/gems/activestorage-6.1.5/lib/active_storage/service/disk_service.rb:20:in `upload'
# /usr/local/bundle/gems/activestorage-6.1.5/app/models/active_storage/blob.rb: 253:in `upload_without_unfurling'
# /usr/local/bundle/gems/activestorage-6.1.5/lib/active_storage/attached/changes/create_one.rb:26:in `upload'
# /usr/local/bundle/gems/activestorage-6.1.5/lib/active_storage/attached/model.rb:77:in `block in has_one_attached'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/validation.rb:18:in `create'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/strategy/create.rb:12:in `block in result'
# <internal:kernel>:90:in`tap'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/strategy/create.rb:9:in `result'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/factory.rb:43:in `run'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/factory_runner.rb:29:in `block in run'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/factory_runner.rb:28:in `run'
# /usr/local/bundle/gems/factory_bot-6.2.1/lib/factory_bot/strategy_syntax_method_registrar.rb: 28: in `block in define_singular_strategy_method'
# ./spec/models/dictum_user_spec.rb: 117: in `block(4 levels) in <top(required)>'
# ./spec/models/dictum_user_spec.rb: 114: in `block(3 levels) in <top(required)>'
# ./spec/models/dictum_user_spec.rb: 27: in `block(2 levels) in <top(required)>'
# ./spec/models/dictum_user_spec.rb:5:in`block in<top(required)>'
# ./spec/models/dictum_user_spec.rb:3:in`<top(required)>'

Finished in 0.00009 seconds (files book 1.79 seconds to load)
0 examples, 0 failures, 1 error occurred outside of examples