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# frozen_string_literal: true
require 'spec_helper'
require_migration!
RSpec.describe SwapMergeRequestMetricsIdToBigintForGitlabDotCom, feature_category: :database do
describe '#up' do
before do
# As we call `schema_migrate_down!` before each example, and for this migration
# `#down` is same as `#up`, we need to ensure we start from the expected state.
connection = described_class.new.connection
connection.execute('ALTER TABLE merge_request_metrics ALTER COLUMN id TYPE integer')
connection.execute('ALTER TABLE merge_request_metrics ALTER COLUMN id_convert_to_bigint TYPE bigint')
end
it 'swaps the integer and bigint columns for GitLab.com, dev, or test' do
# rubocop: disable RSpec/AnyInstanceOf
allow_any_instance_of(described_class).to receive(:com_or_dev_or_test_but_not_jh?).and_return(true)
# rubocop: enable RSpec/AnyInstanceOf
merge_request_metrics = table(:merge_request_metrics)
disable_migrations_output do
reversible_migration do |migration|
migration.before -> {
merge_request_metrics.reset_column_information
expect(merge_request_metrics.columns.find { |c| c.name == 'id' }.sql_type).to eq('integer')
expect(merge_request_metrics.columns.find do |c|
c.name == 'id_convert_to_bigint'
end.sql_type).to eq('bigint')
}
migration.after -> {
merge_request_metrics.reset_column_information
expect(merge_request_metrics.columns.find { |c| c.name == 'id' }.sql_type).to eq('bigint')
expect(merge_request_metrics.columns.find do |c|
c.name == 'id_convert_to_bigint'
end.sql_type).to eq('integer')
}
end
end
end
it 'is a no-op for other instances' do
# rubocop: disable RSpec/AnyInstanceOf
allow_any_instance_of(described_class).to receive(:com_or_dev_or_test_but_not_jh?).and_return(false)
# rubocop: enable RSpec/AnyInstanceOf
merge_request_metrics = table(:merge_request_metrics)
disable_migrations_output do
reversible_migration do |migration|
migration.before -> {
merge_request_metrics.reset_column_information
expect(merge_request_metrics.columns.find { |c| c.name == 'id' }.sql_type).to eq('integer')
expect(merge_request_metrics.columns.find do |c|
c.name == 'id_convert_to_bigint'
end.sql_type).to eq('bigint')
}
migration.after -> {
merge_request_metrics.reset_column_information
expect(merge_request_metrics.columns.find { |c| c.name == 'id' }.sql_type).to eq('integer')
expect(merge_request_metrics.columns.find do |c|
c.name == 'id_convert_to_bigint'
end.sql_type).to eq('bigint')
}
end
end
end
end
end
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