89 lines
2.9 KiB
Ruby
89 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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RSpec.shared_examples 'it has loose foreign keys' do
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let(:factory_name) { nil }
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let(:table_name) { described_class.table_name }
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let(:connection) { described_class.connection }
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let(:fully_qualified_table_name) { "#{connection.current_schema}.#{table_name}" }
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let(:deleted_records) { LooseForeignKeys::DeletedRecord.where(fully_qualified_table_name: fully_qualified_table_name) }
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around do |example|
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LooseForeignKeys::DeletedRecord.using_connection(connection) do
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example.run
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end
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end
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it 'has at least one loose foreign key definition' do
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definitions = Gitlab::Database::LooseForeignKeys.definitions_by_table[table_name]
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expect(definitions.size).to be > 0
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end
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it 'has the deletion trigger present' do
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sql = <<-SQL
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SELECT trigger_name
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FROM information_schema.triggers
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WHERE event_object_table = '#{table_name}'
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SQL
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triggers = connection.execute(sql)
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expected_trigger_name = "#{table_name}_loose_fk_trigger"
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expect(triggers.pluck('trigger_name')).to include(expected_trigger_name)
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end
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it 'records record deletions' do
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model = create(factory_name) # rubocop: disable Rails/SaveBang
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# using delete to avoid cross-database modification errors when associations with dependent option are present
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model.delete
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deleted_record = deleted_records.find_by(primary_key_value: model.id)
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expect(deleted_record).not_to be_nil
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end
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it 'cleans up record deletions' do
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model = create(factory_name) # rubocop: disable Rails/SaveBang
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expect { model.delete }.to change { deleted_records.count }.by(1)
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LooseForeignKeys::ProcessDeletedRecordsService.new(connection: connection).execute
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expect(deleted_records.status_pending.count).to be(0)
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expect(deleted_records.status_processed.count).to be(1)
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end
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end
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RSpec.shared_examples 'cleanup by a loose foreign key' do
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let(:foreign_key_definition) do
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foreign_keys_for_parent = Gitlab::Database::LooseForeignKeys.definitions_by_table[parent.class.table_name]
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foreign_keys_for_parent.find { |definition| definition.from_table == model.class.table_name }
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end
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def find_model
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query = model.class
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# handle composite primary keys
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connection = model.class.connection
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connection.primary_keys(model.class.table_name).each do |primary_key|
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query = query.where(primary_key => model.public_send(primary_key))
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end
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query.first
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end
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it 'cleans up (delete or nullify) the model' do
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parent.delete
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expect(find_model).to be_present
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LooseForeignKeys::DeletedRecord.using_connection(parent.connection) do
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LooseForeignKeys::ProcessDeletedRecordsService.new(connection: parent.connection).execute
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end
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if foreign_key_definition.on_delete.eql?(:async_delete)
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expect(find_model).not_to be_present
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else
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expect(find_model[foreign_key_definition.column]).to eq(nil)
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end
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end
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end
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