From 20bada3382c21e50c496bf4d6bd4be3a4621b20d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?R=C3=A9my=20Coutable?= Date: Mon, 27 Mar 2017 13:59:06 +0200 Subject: [PATCH] Add N+1 query problem specs for Issue and MergeRequest ReferenceFilter classes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rémy Coutable --- .../banzai/filter/issue_reference_filter_spec.rb | 13 +++++++++++++ .../filter/merge_request_reference_filter_spec.rb | 13 +++++++++++++ 2 files changed, 26 insertions(+) diff --git a/spec/lib/banzai/filter/issue_reference_filter_spec.rb b/spec/lib/banzai/filter/issue_reference_filter_spec.rb index 11607d4fb26..f1082495fcc 100644 --- a/spec/lib/banzai/filter/issue_reference_filter_spec.rb +++ b/spec/lib/banzai/filter/issue_reference_filter_spec.rb @@ -21,6 +21,19 @@ describe Banzai::Filter::IssueReferenceFilter, lib: true do end end + describe 'performance' do + let(:another_issue) { create(:issue, project: project) } + + it 'does not have a N+1 query problem' do + single_reference = "Issue #{issue.to_reference}" + multiple_references = "Issues #{issue.to_reference} and #{another_issue.to_reference}" + + control_count = ActiveRecord::QueryRecorder.new { reference_filter(single_reference).to_html }.count + + expect { reference_filter(multiple_references).to_html }.not_to exceed_query_limit(control_count) + end + end + context 'internal reference' do it_behaves_like 'a reference containing an element node' diff --git a/spec/lib/banzai/filter/merge_request_reference_filter_spec.rb b/spec/lib/banzai/filter/merge_request_reference_filter_spec.rb index 3d3d36061f4..40232f6e426 100644 --- a/spec/lib/banzai/filter/merge_request_reference_filter_spec.rb +++ b/spec/lib/banzai/filter/merge_request_reference_filter_spec.rb @@ -17,6 +17,19 @@ describe Banzai::Filter::MergeRequestReferenceFilter, lib: true do end end + describe 'performance' do + let(:another_merge) { create(:merge_request, source_project: project, source_branch: 'fix') } + + it 'does not have a N+1 query problem' do + single_reference = "Merge request #{merge.to_reference}" + multiple_references = "Merge requests #{merge.to_reference} and #{another_merge.to_reference}" + + control_count = ActiveRecord::QueryRecorder.new { reference_filter(single_reference).to_html }.count + + expect { reference_filter(multiple_references).to_html }.not_to exceed_query_limit(control_count) + end + end + context 'internal reference' do let(:reference) { merge.to_reference }