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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::UsageDataQueries do
before do
allow(ActiveRecord::Base.connection).to receive(:transaction_open?).and_return(false)
end
describe '.count' do
it 'returns the raw SQL' do
expect(described_class.count(User)).to start_with('SELECT COUNT("users"."id") FROM "users"')
end
end
describe '.distinct_count' do
it 'returns the raw SQL' do
expect(described_class.distinct_count(Issue, :author_id)).to eq('SELECT COUNT(DISTINCT "issues"."author_id") FROM "issues"')
end
end
describe '.redis_usage_data' do
subject(:redis_usage_data) { described_class.redis_usage_data { 42 } }
it 'returns a class for redis_usage_data with a counter call' do
expect(described_class.redis_usage_data(Gitlab::UsageDataCounters::WikiPageCounter))
.to eq(redis_usage_data_counter: Gitlab::UsageDataCounters::WikiPageCounter)
end
it 'returns a stringified block for redis_usage_data with a block' do
is_expected.to include(:redis_usage_data_block)
expect(redis_usage_data[:redis_usage_data_block]).to start_with('#<Proc:')
end
end
describe '.sum' do
it 'returns the raw SQL' do
expect(described_class.sum(Issue, :weight)).to eq('SELECT SUM("issues"."weight") FROM "issues"')
end
end
describe '.add' do
it 'returns the combined raw SQL with an inner query' do
expect(described_class.add('SELECT COUNT("users"."id") FROM "users"',
'SELECT COUNT("issues"."id") FROM "issues"'))
.to eq('SELECT (SELECT COUNT("users"."id") FROM "users") + (SELECT COUNT("issues"."id") FROM "issues")')
end
end
end
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