gitlab-org--gitlab-foss/spec/lib/gitlab/sherlock/collection_spec.rb

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require 'spec_helper'
describe Gitlab::Sherlock::Collection do
let(:collection) { described_class.new }
let(:transaction) do
Gitlab::Sherlock::Transaction.new('POST', '/cat_pictures')
end
describe '#add' do
it 'adds a new transaction' do
collection.add(transaction)
expect(collection).not_to be_empty
end
it 'is aliased as <<' do
collection << transaction
expect(collection).not_to be_empty
end
end
describe '#each' do
it 'iterates over every transaction' do
collection.add(transaction)
expect { |b| collection.each(&b) }.to yield_with_args(transaction)
end
end
describe '#clear' do
it 'removes all transactions' do
collection.add(transaction)
collection.clear
expect(collection).to be_empty
end
end
describe '#empty?' do
it 'returns true for an empty collection' do
expect(collection).to be_empty
end
it 'returns false for a collection with a transaction' do
collection.add(transaction)
expect(collection).not_to be_empty
end
end
describe '#find_transaction' do
it 'returns the transaction for the given ID' do
collection.add(transaction)
expect(collection.find_transaction(transaction.id)).to eq(transaction)
end
it 'returns nil when no transaction could be found' do
collection.add(transaction)
expect(collection.find_transaction('cats')).to be_nil
end
end
describe '#newest_first' do
it 'returns transactions sorted from new to old' do
trans1 = Gitlab::Sherlock::Transaction.new('POST', '/cat_pictures')
trans2 = Gitlab::Sherlock::Transaction.new('POST', '/more_cat_pictures')
allow(trans1).to receive(:finished_at).and_return(Time.utc(2015, 1, 1))
allow(trans2).to receive(:finished_at).and_return(Time.utc(2015, 1, 2))
collection.add(trans1)
collection.add(trans2)
expect(collection.newest_first).to eq([trans2, trans1])
end
end
end