42 lines
1.4 KiB
Ruby
42 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Preloaders::CommitStatusPreloader do
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let_it_be(:pipeline) { create(:ci_pipeline) }
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let_it_be(:build1) { create(:ci_build, :tags, pipeline: pipeline) }
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let_it_be(:build2) { create(:ci_build, :tags, pipeline: pipeline) }
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let_it_be(:bridge1) { create(:ci_bridge, pipeline: pipeline) }
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let_it_be(:bridge2) { create(:ci_bridge, pipeline: pipeline) }
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let_it_be(:generic_commit_status1) { create(:generic_commit_status, pipeline: pipeline) }
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let_it_be(:generic_commit_status2) { create(:generic_commit_status, pipeline: pipeline) }
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describe '#execute' do
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let(:relations) { %i[pipeline metadata tags job_artifacts_archive downstream_pipeline] }
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let(:statuses) { CommitStatus.where(commit_id: pipeline.id).all }
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subject(:execute) { described_class.new(statuses).execute(relations) }
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it 'prevents N+1 for specified relations', :use_sql_query_cache do
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execute
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control_count = ActiveRecord::QueryRecorder.new(skip_cached: false) do
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call_each_relation(statuses.sample(3))
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end
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expect do
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call_each_relation(statuses)
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end.to issue_same_number_of_queries_as(control_count)
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end
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private
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def call_each_relation(statuses)
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statuses.each do |status|
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relations.each { |relation| status.public_send(relation) if status.respond_to?(relation) }
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end
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end
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end
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end
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