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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Database::AsyncIndexes::PostgresAsyncIndex, type: :model, feature_category: :database do
it { is_expected.to be_a Gitlab::Database::SharedModel }
describe 'validations' do
subject(:model) { build(:postgres_async_index) }
let(:table_name_limit) { described_class::MAX_TABLE_NAME_LENGTH }
let(:identifier_limit) { described_class::MAX_IDENTIFIER_LENGTH }
let(:definition_limit) { described_class::MAX_DEFINITION_LENGTH }
let(:last_error_limit) { described_class::MAX_LAST_ERROR_LENGTH }
it { is_expected.to validate_presence_of(:name) }
it { is_expected.to validate_length_of(:name).is_at_most(identifier_limit) }
it { is_expected.to validate_presence_of(:table_name) }
it { is_expected.to validate_length_of(:table_name).is_at_most(table_name_limit) }
it { is_expected.to validate_presence_of(:definition) }
it { is_expected.to validate_length_of(:definition).is_at_most(definition_limit) }
it { is_expected.to validate_length_of(:last_error).is_at_most(last_error_limit) }
shared_examples 'table_name is invalid' do
before do
model.table_name = table_name
end
it 'is invalid' do
expect(model).to be_invalid
expect(model.errors).to have_key(:table_name)
end
end
context 'when passing a long schema name' do
let(:table_name) { "#{'schema_name' * 10}.table_name" }
it_behaves_like 'table_name is invalid'
end
context 'when passing a long table name' do
let(:table_name) { "schema_name.#{'table_name' * 10}" }
it_behaves_like 'table_name is invalid'
end
context 'when passing a long table name and schema name' do
let(:table_name) { "#{'schema_name' * 10}.#{'table_name' * 10}" }
it_behaves_like 'table_name is invalid'
end
context 'when invalid table name is given' do
let(:table_name) { 'a.b.c' }
it_behaves_like 'table_name is invalid'
end
end
describe 'scopes' do
let_it_be(:async_index_creation) { create(:postgres_async_index) }
let_it_be(:async_index_destruction) { create(:postgres_async_index, :with_drop) }
describe '.to_create' do
subject { described_class.to_create }
it { is_expected.to contain_exactly(async_index_creation) }
end
describe '.to_drop' do
subject { described_class.to_drop }
it { is_expected.to contain_exactly(async_index_destruction) }
end
describe '.ordered' do
before do
async_index_creation.update!(attempts: 3)
end
subject { described_class.ordered.limit(1) }
it { is_expected.to contain_exactly(async_index_destruction) }
end
end
describe '#handle_exception!' do
let_it_be_with_reload(:async_index_creation) { create(:postgres_async_index) }
let(:error) { instance_double(StandardError, message: 'Oups', backtrace: %w[this that]) }
subject { async_index_creation.handle_exception!(error) }
it 'increases the attempts number' do
expect { subject }.to change { async_index_creation.reload.attempts }.by(1)
end
it 'saves error details' do
subject
expect(async_index_creation.reload.last_error).to eq("Oups\nthis\nthat")
end
end
end
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