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Versions: 29
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Stored size: 1.23 KB
Contents
require 'test_helper'
module Vedeu
describe FifoStore do
let(:described) { Vedeu::FifoStore }
let(:instance) { described.new(storage) }
let(:storage) { [] }
describe '#initialize' do
it { instance.must_be_instance_of(described) }
it { instance.instance_variable_get('@storage').must_equal(storage) }
end
describe '#load' do
subject { instance.load }
context 'when the storage is empty' do
it { subject.must_equal(nil) }
end
context 'when the storage is not empty' do
let(:storage) { [:lithium, :helium, :hydrogen] }
it { subject.must_equal(:hydrogen) }
it 'removes the item from storage on retrieval' do
instance.size.must_equal(3)
subject
instance.size.must_equal(2)
end
end
end
describe '#reset' do
subject { instance.reset }
it { subject.must_be_instance_of(Array) }
it { subject.must_equal([]) }
end
describe '#save' do
let(:data) { :beryllium }
let(:storage) { [:lithium, :helium, :hydrogen] }
subject { instance.save(data) }
it { subject.must_equal([:beryllium, :lithium, :helium, :hydrogen]) }
end
end # FifoStore
end # Vedeu
Version data entries
29 entries across 29 versions & 1 rubygems