debian-mirror-gitlab/spec/models/shard_spec.rb

54 lines
1.3 KiB
Ruby
Raw Normal View History

2019-12-26 22:10:19 +05:30
# frozen_string_literal: true
2018-12-13 13:39:08 +05:30
require 'spec_helper'
2020-07-28 23:09:34 +05:30
RSpec.describe Shard do
2018-12-13 13:39:08 +05:30
describe '.populate!' do
it 'creates shards based on the config file' do
expect(described_class.all).to be_empty
stub_storage_settings(foo: {}, bar: {}, baz: {})
described_class.populate!
expect(described_class.all.map(&:name)).to match_array(%w[default foo bar baz])
end
end
describe '.by_name' do
let(:default_shard) { described_class.find_by(name: 'default') }
before do
described_class.populate!
end
it 'returns an existing shard' do
expect(described_class.by_name('default')).to eq(default_shard)
end
it 'creates a new shard' do
result = described_class.by_name('foo')
expect(result).not_to eq(default_shard)
expect(result.name).to eq('foo')
end
2021-11-11 11:23:49 +05:30
it 'returns existing record if creation races' do
shard_created_by_others = double(described_class)
2018-12-13 13:39:08 +05:30
expect(described_class)
2021-11-11 11:23:49 +05:30
.to receive(:find_by)
.with(name: 'new_shard')
.and_return(nil, shard_created_by_others)
2018-12-13 13:39:08 +05:30
expect(described_class)
2021-11-11 11:23:49 +05:30
.to receive(:create)
.with(name: 'new_shard')
.and_raise(ActiveRecord::RecordNotUnique, 'fail')
.once
2018-12-13 13:39:08 +05:30
2021-11-11 11:23:49 +05:30
expect(described_class.by_name('new_shard')).to eq(shard_created_by_others)
2018-12-13 13:39:08 +05:30
end
end
end