87 lines
2.6 KiB
Ruby
87 lines
2.6 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::Database::SchemaMigrations::Migrations do
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let(:connection) { ApplicationRecord.connection }
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let(:context) { Gitlab::Database::SchemaMigrations::Context.new(connection) }
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let(:migrations) { described_class.new(context) }
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describe '#touch_all' do
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let(:version1) { '20200123' }
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let(:version2) { '20200410' }
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let(:version3) { '20200602' }
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let(:version4) { '20200809' }
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let(:relative_schema_directory) { 'db/schema_migrations' }
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it 'creates a file containing a checksum for each version with a matching migration' do
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Dir.mktmpdir do |tmpdir|
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schema_directory = Pathname.new(tmpdir).join(relative_schema_directory)
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FileUtils.mkdir_p(schema_directory)
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old_version_filepath = schema_directory.join('20200101')
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FileUtils.touch(old_version_filepath)
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expect(File.exist?(old_version_filepath)).to be(true)
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allow(context).to receive(:schema_directory).and_return(schema_directory)
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allow(context).to receive(:versions_to_create).and_return([version1, version2])
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migrations.touch_all
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expect(File.exist?(old_version_filepath)).to be(false)
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[version1, version2].each do |version|
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version_filepath = schema_directory.join(version)
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expect(File.exist?(version_filepath)).to be(true)
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hashed_value = Digest::SHA256.hexdigest(version)
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expect(File.read(version_filepath)).to eq(hashed_value)
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end
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[version3, version4].each do |version|
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version_filepath = schema_directory.join(version)
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expect(File.exist?(version_filepath)).to be(false)
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end
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end
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end
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end
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describe '#load_all' do
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before do
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allow(migrations).to receive(:version_filenames).and_return(filenames)
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end
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context 'when there are no version files' do
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let(:filenames) { [] }
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it 'does nothing' do
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expect(connection).not_to receive(:quote_string)
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expect(connection).not_to receive(:execute)
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migrations.load_all
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end
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end
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context 'when there are version files' do
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let(:filenames) { %w[123 456 789] }
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it 'inserts the missing versions into schema_migrations' do
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filenames.each do |filename|
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expect(connection).to receive(:quote_string).with(filename).and_return(filename)
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end
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expect(connection).to receive(:execute).with(<<~SQL)
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INSERT INTO schema_migrations (version)
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VALUES ('123'),('456'),('789')
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ON CONFLICT DO NOTHING
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SQL
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migrations.load_all
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end
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end
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end
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end
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