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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe LooseForeignKeys::CleanupWorker do
include MigrationsHelpers
using RSpec::Parameterized::TableSyntax
def create_table_structure
migration = ActiveRecord::Migration.new.extend(Gitlab::Database::MigrationHelpers::LooseForeignKeyHelpers)
migration.create_table :_test_loose_fk_parent_table_1
migration.create_table :_test_loose_fk_parent_table_2
migration.create_table :_test_loose_fk_child_table_1_1 do |t|
t.bigint :parent_id
end
migration.create_table :_test_loose_fk_child_table_1_2 do |t|
t.bigint :parent_id_with_different_column
end
migration.create_table :_test_loose_fk_child_table_2_1 do |t|
t.bigint :parent_id
end
migration.track_record_deletions(:_test_loose_fk_parent_table_1)
migration.track_record_deletions(:_test_loose_fk_parent_table_2)
end
let(:all_loose_foreign_key_definitions) do
{
'_test_loose_fk_parent_table_1' => [
ActiveRecord::ConnectionAdapters::ForeignKeyDefinition.new(
'_test_loose_fk_child_table_1_1',
'_test_loose_fk_parent_table_1',
{
column: 'parent_id',
on_delete: :async_delete,
gitlab_schema: :gitlab_main
}
),
ActiveRecord::ConnectionAdapters::ForeignKeyDefinition.new(
'_test_loose_fk_child_table_1_2',
'_test_loose_fk_parent_table_1',
{
column: 'parent_id_with_different_column',
on_delete: :async_nullify,
gitlab_schema: :gitlab_main
}
)
],
'_test_loose_fk_parent_table_2' => [
ActiveRecord::ConnectionAdapters::ForeignKeyDefinition.new(
'_test_loose_fk_child_table_2_1',
'_test_loose_fk_parent_table_2',
{
column: 'parent_id',
on_delete: :async_delete,
gitlab_schema: :gitlab_main
}
)
]
}
end
let(:loose_fk_parent_table_1) { table(:_test_loose_fk_parent_table_1) }
let(:loose_fk_parent_table_2) { table(:_test_loose_fk_parent_table_2) }
let(:loose_fk_child_table_1_1) { table(:_test_loose_fk_child_table_1_1) }
let(:loose_fk_child_table_1_2) { table(:_test_loose_fk_child_table_1_2) }
let(:loose_fk_child_table_2_1) { table(:_test_loose_fk_child_table_2_1) }
before(:all) do
create_table_structure
end
after(:all) do
migration = ActiveRecord::Migration.new
migration.drop_table :_test_loose_fk_parent_table_1
migration.drop_table :_test_loose_fk_parent_table_2
migration.drop_table :_test_loose_fk_child_table_1_1
migration.drop_table :_test_loose_fk_child_table_1_2
migration.drop_table :_test_loose_fk_child_table_2_1
end
before do
allow(Gitlab::Database::LooseForeignKeys).to receive(:definitions_by_table).and_return(all_loose_foreign_key_definitions)
parent_record_1 = loose_fk_parent_table_1.create!
loose_fk_child_table_1_1.create!(parent_id: parent_record_1.id)
loose_fk_child_table_1_2.create!(parent_id_with_different_column: parent_record_1.id)
parent_record_2 = loose_fk_parent_table_1.create!
2.times { loose_fk_child_table_1_1.create!(parent_id: parent_record_2.id) }
3.times { loose_fk_child_table_1_2.create!(parent_id_with_different_column: parent_record_2.id) }
parent_record_3 = loose_fk_parent_table_2.create!
5.times { loose_fk_child_table_2_1.create!(parent_id: parent_record_3.id) }
loose_fk_parent_table_1.delete_all
loose_fk_parent_table_2.delete_all
end
def perform_for(db:)
time = Time.current.midnight
case db
when :main
time += 2.minutes
when :ci
time += 3.minutes
end
travel_to(time) do
described_class.new.perform
end
end
it 'cleans up all rows' do
perform_for(db: :main)
expect(loose_fk_child_table_1_1.count).to eq(0)
expect(loose_fk_child_table_1_2.where(parent_id_with_different_column: nil).count).to eq(4)
expect(loose_fk_child_table_2_1.count).to eq(0)
end
describe 'multi-database support' do
where(:current_minute, :configured_base_models, :expected_connection_model) do
2 | { main: 'ActiveRecord::Base', ci: 'Ci::ApplicationRecord' } | 'ActiveRecord::Base'
3 | { main: 'ActiveRecord::Base', ci: 'Ci::ApplicationRecord' } | 'Ci::ApplicationRecord'
2 | { main: 'ActiveRecord::Base' } | 'ActiveRecord::Base'
3 | { main: 'ActiveRecord::Base' } | 'ActiveRecord::Base'
end
with_them do
let(:database_base_models) { configured_base_models.transform_values(&:constantize) }
let(:expected_connection) { expected_connection_model.constantize.connection }
before do
allow(Gitlab::Database).to receive(:database_base_models_with_gitlab_shared).and_return(database_base_models)
if database_base_models.has_key?(:ci)
Gitlab::Database::SharedModel.using_connection(database_base_models[:ci].connection) do
LooseForeignKeys::DeletedRecord.create!(fully_qualified_table_name: 'public._test_loose_fk_parent_table_1', primary_key_value: 999)
LooseForeignKeys::DeletedRecord.create!(fully_qualified_table_name: 'public._test_loose_fk_parent_table_1', primary_key_value: 9991)
end
end
end
it 'uses the correct connection' do
record_count = Gitlab::Database::SharedModel.using_connection(expected_connection) do
LooseForeignKeys::DeletedRecord.count
end
record_count.times do
expect_next_found_instance_of(LooseForeignKeys::DeletedRecord) do |instance|
expect(instance.class.connection).to eq(expected_connection)
end
end
travel_to DateTime.new(2019, 1, 1, 10, current_minute) do
described_class.new.perform
end
end
end
end
end
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