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Diffstat (limited to 'spec/migrations/delete_inconsistent_internal_id_records_spec.rb')
-rw-r--r-- | spec/migrations/delete_inconsistent_internal_id_records_spec.rb | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/spec/migrations/delete_inconsistent_internal_id_records_spec.rb b/spec/migrations/delete_inconsistent_internal_id_records_spec.rb new file mode 100644 index 00000000000..becb71cf427 --- /dev/null +++ b/spec/migrations/delete_inconsistent_internal_id_records_spec.rb @@ -0,0 +1,119 @@ +# frozen_string_literal: true +# rubocop:disable RSpec/FactoriesInMigrationSpecs +require 'spec_helper' +require Rails.root.join('db', 'post_migrate', '20180723130817_delete_inconsistent_internal_id_records.rb') + +describe DeleteInconsistentInternalIdRecords, :migration do + let!(:project1) { create(:project) } + let!(:project2) { create(:project) } + let!(:project3) { create(:project) } + + let(:internal_id_query) { ->(project) { InternalId.where(usage: InternalId.usages[scope.to_s.tableize], project: project) } } + + let(:create_models) do + 3.times { create(scope, project: project1) } + 3.times { create(scope, project: project2) } + 3.times { create(scope, project: project3) } + end + + shared_examples_for 'deleting inconsistent internal_id records' do + before do + create_models + + internal_id_query.call(project1).first.tap do |iid| + iid.last_value = iid.last_value - 2 + # This is an inconsistent record + iid.save! + end + + internal_id_query.call(project3).first.tap do |iid| + iid.last_value = iid.last_value + 2 + # This is a consistent record + iid.save! + end + end + + it "deletes inconsistent issues" do + expect { migrate! }.to change { internal_id_query.call(project1).size }.from(1).to(0) + end + + it "retains consistent issues" do + expect { migrate! }.not_to change { internal_id_query.call(project2).size } + end + + it "retains consistent records, especially those with a greater last_value" do + expect { migrate! }.not_to change { internal_id_query.call(project3).size } + end + end + + context 'for issues' do + let(:scope) { :issue } + it_behaves_like 'deleting inconsistent internal_id records' + end + + context 'for merge_requests' do + let(:scope) { :merge_request } + + let(:create_models) do + 3.times { |i| create(scope, target_project: project1, source_project: project1, source_branch: i.to_s) } + 3.times { |i| create(scope, target_project: project2, source_project: project2, source_branch: i.to_s) } + 3.times { |i| create(scope, target_project: project3, source_project: project3, source_branch: i.to_s) } + end + + it_behaves_like 'deleting inconsistent internal_id records' + end + + context 'for deployments' do + let(:scope) { :deployment } + it_behaves_like 'deleting inconsistent internal_id records' + end + + context 'for milestones (by project)' do + let(:scope) { :milestone } + it_behaves_like 'deleting inconsistent internal_id records' + end + + context 'for ci_pipelines' do + let(:scope) { :ci_pipeline } + it_behaves_like 'deleting inconsistent internal_id records' + end + + context 'for milestones (by group)' do + # milestones (by group) is a little different than all of the other models + let!(:group1) { create(:group) } + let!(:group2) { create(:group) } + let!(:group3) { create(:group) } + + let(:internal_id_query) { ->(group) { InternalId.where(usage: InternalId.usages['milestones'], namespace: group) } } + + before do + 3.times { create(:milestone, group: group1) } + 3.times { create(:milestone, group: group2) } + 3.times { create(:milestone, group: group3) } + + internal_id_query.call(group1).first.tap do |iid| + iid.last_value = iid.last_value - 2 + # This is an inconsistent record + iid.save! + end + + internal_id_query.call(group3).first.tap do |iid| + iid.last_value = iid.last_value + 2 + # This is a consistent record + iid.save! + end + end + + it "deletes inconsistent issues" do + expect { migrate! }.to change { internal_id_query.call(group1).size }.from(1).to(0) + end + + it "retains consistent issues" do + expect { migrate! }.not_to change { internal_id_query.call(group2).size } + end + + it "retains consistent records, especially those with a greater last_value" do + expect { migrate! }.not_to change { internal_id_query.call(group3).size } + end + end +end |