53 lines
1.4 KiB
Ruby
53 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Database::Count::ReltuplesCountStrategy do
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before do
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create_list(:project, 3)
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create(:identity)
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end
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subject { described_class.new(models).count }
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describe '#count' do
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let(:models) { [Project, Identity] }
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context 'when reltuples is up to date' do
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before do
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ActiveRecord::Base.connection.execute('ANALYZE projects')
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ActiveRecord::Base.connection.execute('ANALYZE identities')
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end
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it 'uses statistics to do the count' do
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models.each { |model| expect(model).not_to receive(:count) }
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expect(subject).to eq({ Project => 3, Identity => 1 })
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end
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end
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context 'when models using single-type inheritance are used' do
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let(:models) { [Group, Integrations::BaseCi, Namespace] }
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before do
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models.each do |model|
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ActiveRecord::Base.connection.execute("ANALYZE #{model.table_name}")
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end
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end
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it 'returns nil counts for inherited tables' do
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models.each { |model| expect(model).not_to receive(:count) }
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expect(subject).to eq({ Namespace => 3 })
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end
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end
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context 'insufficient permissions' do
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it 'returns an empty hash' do
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allow(ActiveRecord::Base).to receive(:transaction).and_raise(PG::InsufficientPrivilege)
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expect(subject).to eq({})
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end
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end
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end
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end
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