Contents

require 'spec_helper'

require 'spec_helper'

describe '#brpoplpush(source, destination, timeout)' do
  before do
    @list1 = 'mock-redis-test:brpoplpush1'
    @list2 = 'mock-redis-test:brpoplpush2'

    @redises.rpush(@list1, 'A')
    @redises.rpush(@list1, 'B')

    @redises.rpush(@list2, 'alpha')
    @redises.rpush(@list2, 'beta')
  end

  it "takes the last element of source and prepends it to destination" do
    @redises.brpoplpush(@list1, @list2, 0)
    @redises.lrange(@list1, 0, -1).should == %w[A]
    @redises.lrange(@list2, 0, -1).should == %w[B alpha beta]
  end

  it "returns the moved element" do
    @redises.brpoplpush(@list1, @list2, 0).should == "B"
  end

  it "allows subsecond timeout" do
    lambda do
      @redises.brpoplpush(@list1, @list2, 0.5)
    end.should_not raise_error(Redis::CommandError)
  end

  it "raises an error on negative timeout" do
    lambda do
      @redises.brpoplpush(@list1, @list2, -1)
    end.should raise_error(Redis::CommandError)
  end

  it_should_behave_like "a list-only command"

  context "[mock only]" do
    it "ignores positive timeouts and returns nil" do
      @redises.mock.brpoplpush('mock-redis-test:not-here', @list1, 1).
        should be_nil
    end

    it "raises WouldBlock on zero timeout (no blocking in the mock)" do
      lambda do
        @redises.mock.brpoplpush('mock-redis-test:not-here', @list1, 0)
      end.should raise_error(MockRedis::WouldBlock)
    end
  end
end

Version data entries

20 entries across 20 versions & 1 rubygems

Version	Path
mock_redis-0.11.0	spec/commands/brpoplpush_spec.rb
mock_redis-0.10.0	spec/commands/brpoplpush_spec.rb
mock_redis-0.9.0	spec/commands/brpoplpush_spec.rb
mock_redis-0.8.2	spec/commands/brpoplpush_spec.rb
mock_redis-0.8.1	spec/commands/brpoplpush_spec.rb
mock_redis-0.8.0	spec/commands/brpoplpush_spec.rb
mock_redis-0.7.0	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.6	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.5	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.4	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.3	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.2	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.1	spec/commands/brpoplpush_spec.rb
mock_redis-0.6.0	spec/commands/brpoplpush_spec.rb
mock_redis-0.5.5	spec/commands/brpoplpush_spec.rb
mock_redis-0.5.4	spec/commands/brpoplpush_spec.rb
mock_redis-0.5.3	spec/commands/brpoplpush_spec.rb
mock_redis-0.5.2	spec/commands/brpoplpush_spec.rb
mock_redis-0.5.1	spec/commands/brpoplpush_spec.rb
mock_redis-0.5.0	spec/commands/brpoplpush_spec.rb