65 lines
2.1 KiB
Ruby
65 lines
2.1 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Database::CustomStructure do
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let_it_be(:structure) { described_class.new }
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let_it_be(:filepath) { Rails.root.join(described_class::CUSTOM_DUMP_FILE) }
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let_it_be(:file_header) do
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<<~DATA
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-- this file tracks custom GitLab data, such as foreign keys referencing partitioned tables
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-- more details can be found in the issue: https://gitlab.com/gitlab-org/gitlab/-/issues/201872
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SET search_path=public;
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DATA
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end
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let(:io) { StringIO.new }
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before do
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allow(File).to receive(:open).with(filepath, anything).and_yield(io)
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end
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context 'when there are no partitioned_foreign_keys' do
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it 'dumps a valid structure file' do
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structure.dump
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expect(io.string).to eq("#{file_header}\n")
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end
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end
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context 'when there are partitioned_foreign_keys' do
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let!(:first_fk) do
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Gitlab::Database::PartitioningMigrationHelpers::PartitionedForeignKey.create(
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cascade_delete: true, from_table: 'issues', from_column: 'project_id', to_table: 'projects', to_column: 'id')
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end
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let!(:second_fk) do
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Gitlab::Database::PartitioningMigrationHelpers::PartitionedForeignKey.create(
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cascade_delete: false, from_table: 'issues', from_column: 'moved_to_id', to_table: 'issues', to_column: 'id')
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end
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it 'dumps a file with the command to restore the current keys' do
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structure.dump
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expect(io.string).to eq(<<~DATA)
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#{file_header}
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COPY partitioned_foreign_keys (id, cascade_delete, from_table, from_column, to_table, to_column) FROM STDIN;
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#{first_fk.id}\ttrue\tissues\tproject_id\tprojects\tid
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#{second_fk.id}\tfalse\tissues\tmoved_to_id\tissues\tid
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\\.
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DATA
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first_fk.destroy
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io.truncate(0)
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io.rewind
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structure.dump
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expect(io.string).to eq(<<~DATA)
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#{file_header}
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COPY partitioned_foreign_keys (id, cascade_delete, from_table, from_column, to_table, to_column) FROM STDIN;
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#{second_fk.id}\tfalse\tissues\tmoved_to_id\tissues\tid
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\\.
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DATA
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end
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end
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end
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