gitlab-ce/spec/lib/gitlab/database/query_analyzer_spec.rb

73 lines
2.4 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Database::QueryAnalyzer do
let(:analyzer) { double(:query_analyzer) }
before do
stub_const('Gitlab::Database::QueryAnalyzer::ANALYZERS', [analyzer])
end
context 'the hook is enabled by default in specs' do
it 'does process queries and gets normalized SQL' do
expect(analyzer).to receive(:enabled?).and_return(true)
expect(analyzer).to receive(:analyze) do |parsed|
expect(parsed.sql).to include("SELECT $1 FROM projects")
expect(parsed.pg.tables).to eq(%w[projects])
end
Project.connection.execute("SELECT 1 FROM projects")
end
end
describe '#process_sql' do
it 'does not analyze query if not enabled' do
expect(analyzer).to receive(:enabled?).and_return(false)
expect(analyzer).not_to receive(:analyze)
process_sql("SELECT 1 FROM projects")
end
it 'does analyze query if enabled' do
expect(analyzer).to receive(:enabled?).and_return(true)
expect(analyzer).to receive(:analyze) do |parsed|
expect(parsed.sql).to eq("SELECT $1 FROM projects")
expect(parsed.pg.tables).to eq(%w[projects])
end
process_sql("SELECT 1 FROM projects")
end
it 'does track exception if query cannot be parsed' do
expect(analyzer).to receive(:enabled?).and_return(true)
expect(analyzer).not_to receive(:analyze)
expect(Gitlab::ErrorTracking).to receive(:track_exception)
expect { process_sql("invalid query") }.not_to raise_error
end
it 'does track exception if analyzer raises exception on enabled?' do
expect(analyzer).to receive(:enabled?).and_raise('exception')
expect(analyzer).not_to receive(:analyze)
expect(Gitlab::ErrorTracking).to receive(:track_and_raise_for_dev_exception)
expect { process_sql("SELECT 1 FROM projects") }.not_to raise_error
end
it 'does track exception if analyzer raises exception on analyze' do
expect(analyzer).to receive(:enabled?).and_return(true)
expect(analyzer).to receive(:analyze).and_raise('exception')
expect(Gitlab::ErrorTracking).to receive(:track_and_raise_for_dev_exception)
expect { process_sql("SELECT 1 FROM projects") }.not_to raise_error
end
def process_sql(sql)
ApplicationRecord.load_balancer.read_write do |connection|
described_class.new.send(:process_sql, sql, connection)
end
end
end
end