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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe PgFullTextSearchable do
let(:project) { create(:project) }
let(:model_class) do
Class.new(ActiveRecord::Base) do
include PgFullTextSearchable
self.table_name = 'issues'
belongs_to :project
has_one :search_data, class_name: 'Issues::SearchData'
def persist_pg_full_text_search_vector(search_vector)
Issues::SearchData.upsert({ project_id: project_id, issue_id: id, search_vector: search_vector }, unique_by: %i(project_id issue_id))
end
def self.name
'Issue'
end
end
end
describe '.pg_full_text_searchable' do
it 'sets pg_full_text_searchable_columns' do
model_class.pg_full_text_searchable columns: [{ name: 'title', weight: 'A' }]
expect(model_class.pg_full_text_searchable_columns).to eq({ 'title' => 'A' })
end
it 'raises an error when called twice' do
model_class.pg_full_text_searchable columns: [{ name: 'title', weight: 'A' }]
expect { model_class.pg_full_text_searchable columns: [{ name: 'title', weight: 'A' }] }.to raise_error('Full text search columns already defined!')
end
end
describe 'after commit hook' do
let(:model) { model_class.create!(project: project) }
before do
model_class.pg_full_text_searchable columns: [{ name: 'title', weight: 'A' }]
end
context 'when specified columns are changed' do
it 'calls update_search_data!' do
expect(model).to receive(:update_search_data!)
model.update!(title: 'A new title')
end
end
context 'when specified columns are not changed' do
it 'does not enqueue worker' do
expect(model).not_to receive(:update_search_data!)
model.update!(description: 'A new description')
end
end
end
describe '.pg_full_text_search' do
let(:english) { model_class.create!(project: project, title: 'title', description: 'something english') }
let(:with_accent) { model_class.create!(project: project, title: 'Jürgen', description: 'Ærøskøbing') }
let(:japanese) { model_class.create!(project: project, title: '日本語 title', description: 'another english description') }
before do
model_class.pg_full_text_searchable columns: [{ name: 'title', weight: 'A' }, { name: 'description', weight: 'B' }]
[english, with_accent, japanese].each(&:update_search_data!)
end
it 'searches across all fields' do
expect(model_class.pg_full_text_search('title english')).to contain_exactly(english, japanese)
end
it 'searches for exact term with quotes' do
expect(model_class.pg_full_text_search('"something english"')).to contain_exactly(english)
end
it 'ignores accents' do
expect(model_class.pg_full_text_search('jurgen')).to contain_exactly(with_accent)
end
it 'does not support searching by non-Latin characters' do
expect(model_class.pg_full_text_search('日本')).to be_empty
end
end
describe '#update_search_data!' do
let(:model) { model_class.create!(project: project, title: 'title', description: 'description') }
before do
model_class.pg_full_text_searchable columns: [{ name: 'title', weight: 'A' }, { name: 'description', weight: 'B' }]
end
it 'sets the correct weights' do
model.update_search_data!
expect(model.search_data.search_vector).to match(/'titl':1A/)
expect(model.search_data.search_vector).to match(/'descript':2B/)
end
context 'with accented and non-Latin characters' do
let(:model) { model_class.create!(project: project, title: '日本語', description: 'Jürgen') }
it 'transliterates accented characters and removes non-Latin ones' do
model.update_search_data!
expect(model.search_data.search_vector).not_to match(/日本語/)
expect(model.search_data.search_vector).to match(/jurgen/)
end
end
context 'with long words' do
let(:model) { model_class.create!(project: project, title: 'title ' + 'long/sequence+1' * 4, description: 'description ' + '@user1' * 20) }
it 'strips words that are 50 characters or longer' do
model.update_search_data!
expect(model.search_data.search_vector).to match(/'titl':1A/)
expect(model.search_data.search_vector).not_to match(/long/)
expect(model.search_data.search_vector).not_to match(/sequence/)
expect(model.search_data.search_vector).to match(/'descript':2B/)
expect(model.search_data.search_vector).not_to match(/@user1/)
end
end
context 'when upsert times out' do
it 're-raises the exception' do
expect(Issues::SearchData).to receive(:upsert).once.and_raise(ActiveRecord::StatementTimeout)
expect { model.update_search_data! }.to raise_error(ActiveRecord::StatementTimeout)
end
end
context 'with strings that go over tsvector limit', :delete do
let(:long_string) { Array.new(30_000) { SecureRandom.hex }.join(' ') }
let(:model) { model_class.create!(project: project, title: 'title', description: long_string) }
it 'does not raise an exception' do
expect(Gitlab::AppJsonLogger).to receive(:error).with(
a_hash_including(class: model_class.name, model_id: model.id)
)
expect { model.update_search_data! }.not_to raise_error
expect(model.search_data).to eq(nil)
end
end
context 'when model class does not implement persist_pg_full_text_search_vector' do
let(:model_class) do
Class.new(ActiveRecord::Base) do
include PgFullTextSearchable
self.table_name = 'issues'
belongs_to :project
has_one :search_data, class_name: 'Issues::SearchData'
def self.name
'Issue'
end
end
end
it 'raises an error' do
expect { model.update_search_data! }.to raise_error(NotImplementedError)
end
end
end
end
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