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# frozen_string_literal: true
require 'spec_helper'
require_migration!
RSpec.describe ReplaceWorkItemTypeBackfillNextBatchStrategy, :migration do
describe '#up' do
it 'sets the new strategy for existing migrations' do
migrations = create_migrations(described_class::OLD_STRATEGY_CLASS, 2)
expect do
migrate!
migrations.each(&:reload)
end.to change { migrations.pluck(:batch_class_name).uniq }.from([described_class::OLD_STRATEGY_CLASS])
.to([described_class::NEW_STRATEGY_CLASS])
end
end
describe '#down' do
it 'sets the old strategy for existing migrations' do
migrations = create_migrations(described_class::NEW_STRATEGY_CLASS, 2)
expect do
migrate!
schema_migrate_down!
migrations.each(&:reload)
end.to change { migrations.pluck(:batch_class_name).uniq }.from([described_class::NEW_STRATEGY_CLASS])
.to([described_class::OLD_STRATEGY_CLASS])
end
end
def create_migrations(batch_class_name, count)
Array.new(2) { |index| create_background_migration(batch_class_name, [index]) }
end
def create_background_migration(batch_class_name, job_arguments)
migrations_table = table(:batched_background_migrations)
migrations_table.create!(
batch_class_name: batch_class_name,
job_class_name: described_class::JOB_CLASS_NAME,
max_value: 10,
batch_size: 5,
sub_batch_size: 1,
interval: 2.minutes,
table_name: :issues,
column_name: :id,
total_tuple_count: 10_000,
pause_ms: 100,
job_arguments: job_arguments
)
end
end
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