debian-mirror-gitlab/spec/lib/gitlab/database/schema_validation/database_spec.rb
2023-05-27 22:25:52 +05:30

110 lines
3 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Database::SchemaValidation::Database, feature_category: :database do
subject(:database) { described_class.new(connection) }
let(:database_model) { Gitlab::Database.database_base_models['main'] }
let(:connection) { database_model.connection }
context 'when having indexes' do
let(:schema_object) { Gitlab::Database::SchemaValidation::SchemaObjects::Index }
let(:results) do
[['index', 'CREATE UNIQUE INDEX "index" ON public.achievements USING btree (namespace_id, lower(name))']]
end
before do
allow(connection).to receive(:select_rows).and_return(results)
end
describe '#fetch_index_by_name' do
context 'when index does not exist' do
it 'returns nil' do
index = database.fetch_index_by_name('non_existing_index')
expect(index).to be_nil
end
end
it 'returns index by name' do
index = database.fetch_index_by_name('index')
expect(index.name).to eq('index')
end
end
describe '#index_exists?' do
context 'when index exists' do
it 'returns true' do
index_exists = database.index_exists?('index')
expect(index_exists).to be_truthy
end
end
context 'when index does not exist' do
it 'returns false' do
index_exists = database.index_exists?('non_existing_index')
expect(index_exists).to be_falsey
end
end
end
describe '#indexes' do
it 'returns indexes' do
indexes = database.indexes
expect(indexes).to all(be_a(schema_object))
expect(indexes.map(&:name)).to eq(['index'])
end
end
end
context 'when having triggers' do
let(:schema_object) { Gitlab::Database::SchemaValidation::SchemaObjects::Trigger }
let(:results) do
{ 'my_trigger' => 'CREATE TRIGGER my_trigger BEFORE INSERT ON todos FOR EACH ROW EXECUTE FUNCTION trigger()' }
end
before do
allow(database).to receive(:fetch_triggers).and_return(results)
end
describe '#fetch_trigger_by_name' do
context 'when trigger does not exist' do
it 'returns nil' do
expect(database.fetch_trigger_by_name('non_existing_trigger')).to be_nil
end
end
it 'returns trigger by name' do
expect(database.fetch_trigger_by_name('my_trigger').name).to eq('my_trigger')
end
end
describe '#trigger_exists?' do
context 'when trigger exists' do
it 'returns true' do
expect(database.trigger_exists?('my_trigger')).to be_truthy
end
end
context 'when trigger does not exist' do
it 'returns false' do
expect(database.trigger_exists?('non_existing_trigger')).to be_falsey
end
end
end
describe '#triggers' do
it 'returns triggers' do
triggers = database.triggers
expect(triggers).to all(be_a(schema_object))
expect(triggers.map(&:name)).to eq(['my_trigger'])
end
end
end
end