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# frozen_string_literal: true
require 'spec_helper'
describe ApplicationRecord do
describe '#id_in' do
let(:records) { create_list(:user, 3) }
it 'returns records of the ids' do
expect(User.id_in(records.last(2).map(&:id))).to eq(records.last(2))
end
end
describe '.safe_ensure_unique' do
let(:model) { build(:suggestion) }
let(:klass) { model.class }
before do
allow(model).to receive(:save).and_raise(ActiveRecord::RecordNotUnique)
end
it 'returns false when ActiveRecord::RecordNotUnique is raised' do
expect(model).to receive(:save).once
expect(klass.safe_ensure_unique { model.save }).to be_falsey
end
it 'retries based on retry count specified' do
expect(model).to receive(:save).exactly(3).times
expect(klass.safe_ensure_unique(retries: 2) { model.save }).to be_falsey
end
end
describe '.safe_find_or_create_by' do
it 'creates the user avoiding race conditions' do
expect(Suggestion).to receive(:find_or_create_by).and_raise(ActiveRecord::RecordNotUnique)
allow(Suggestion).to receive(:find_or_create_by).and_call_original
expect { Suggestion.safe_find_or_create_by(build(:suggestion).attributes) }
.to change { Suggestion.count }.by(1)
end
end
describe '.safe_find_or_create_by!' do
it 'creates a record using safe_find_or_create_by' do
expect(Suggestion).to receive(:find_or_create_by).and_call_original
expect(Suggestion.safe_find_or_create_by!(build(:suggestion).attributes))
.to be_a(Suggestion)
end
it 'raises a validation error if the record was not persisted' do
expect { Suggestion.find_or_create_by!(note: nil) }.to raise_error(ActiveRecord::RecordInvalid)
end
end
describe '.underscore' do
it 'returns the underscored value of the class as a string' do
expect(MergeRequest.underscore).to eq('merge_request')
end
end
end
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