84 lines
2.6 KiB
Ruby
84 lines
2.6 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Database::AsyncIndexes, feature_category: :database do
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describe '.create_pending_indexes!' do
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subject { described_class.create_pending_indexes! }
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before do
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create_list(:postgres_async_index, 4)
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end
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it 'takes 2 pending indexes and creates those' do
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indexes = described_class::PostgresAsyncIndex.to_create.order(:id).limit(2).to_a
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expect_next_instances_of(described_class::IndexCreator, 2, indexes) do |creator|
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expect(creator).to receive(:perform)
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end
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subject
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end
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end
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describe '.drop_pending_indexes!' do
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subject { described_class.drop_pending_indexes! }
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before do
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create_list(:postgres_async_index, 4, :with_drop)
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end
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it 'takes 2 pending indexes and destroys those' do
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indexes = described_class::PostgresAsyncIndex.to_drop.order(:id).limit(2).to_a
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expect_next_instances_of(described_class::IndexDestructor, 2, indexes) do |destructor|
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expect(destructor).to receive(:perform)
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end
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subject
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end
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end
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describe '.execute_pending_actions!' do
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subject { described_class.execute_pending_actions!(how_many: how_many) }
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let_it_be(:failed_creation_entry) { create(:postgres_async_index, attempts: 5) }
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let_it_be(:failed_removal_entry) { create(:postgres_async_index, :with_drop, attempts: 1) }
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let_it_be(:creation_entry) { create(:postgres_async_index) }
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let_it_be(:removal_entry) { create(:postgres_async_index, :with_drop) }
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context 'with one entry' do
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let(:how_many) { 1 }
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it 'executes instructions ordered by attempts and ids' do
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expect { subject }
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.to change { queued_entries_exist?(creation_entry) }.to(false)
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.and change { described_class::PostgresAsyncIndex.count }.by(-how_many)
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end
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end
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context 'with two entries' do
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let(:how_many) { 2 }
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it 'executes instructions ordered by attempts' do
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expect { subject }
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.to change { queued_entries_exist?(creation_entry, removal_entry) }.to(false)
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.and change { described_class::PostgresAsyncIndex.count }.by(-how_many)
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end
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end
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context 'when the budget allows more instructions' do
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let(:how_many) { 3 }
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it 'retries failed attempts' do
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expect { subject }
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.to change { queued_entries_exist?(creation_entry, removal_entry, failed_removal_entry) }.to(false)
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.and change { described_class::PostgresAsyncIndex.count }.by(-how_many)
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end
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end
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def queued_entries_exist?(*records)
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described_class::PostgresAsyncIndex.where(id: records).exists?
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end
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end
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end
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