Contents

require 'spec_helper'

describe "#expire(key, seconds)" do
  before do
    @key = 'mock-redis-test:expire'
    @redises.set(@key, 'spork')
  end

  it "returns true for a key that exists" do
    @redises.expire(@key, 1).should be_true
  end

  it "returns false for a key that does not exist" do
    @redises.expire('mock-redis-test:nonesuch', 1).should be_false
  end

  it "removes a key immediately when seconds==0" do
    @redises.expire(@key, 0)
    @redises.get(@key).should be_nil
  end

  it "raises an error if seconds is bogus" do
    lambda do
      @redises.expireat(@key, 'a couple minutes or so')
    end.should raise_error(RuntimeError)
  end

  context "[mock only]" do
    # These are mock-only since we can't actually manipulate time in
    # the real Redis.

    before(:all) do
      @mock = @redises.mock
    end

    before do
      @now = Time.now
      Time.stub!(:now).and_return(@now)
    end

    it "removes keys after enough time has passed" do
      @mock.expire(@key, 5)
      Time.stub!(:now).and_return(@now + 5)
      @mock.get(@key).should be_nil
    end

    it "updates an existing expire time" do
      @mock.expire(@key, 5)
      @mock.expire(@key, 6)

      Time.stub!(:now).and_return(@now + 5) 
      @mock.get(@key).should_not be_nil
    end

    context "expirations on a deleted key" do
      before { @mock.del(@key) }

      it "cleans up the expiration once the key is gone (string)" do
        @mock.set(@key, 'string')
        @mock.expire(@key, 2)
        @mock.del(@key)
        @mock.set(@key, 'string')

        Time.stub!(:now).and_return(@now + 2)

        @mock.get(@key).should_not be_nil
      end

      it "cleans up the expiration once the key is gone (list)" do
        @mock.rpush(@key, 'coconuts')
        @mock.expire(@key, 2)
        @mock.rpop(@key)

        @mock.rpush(@key, 'coconuts')

        Time.stub!(:now).and_return(@now + 2)

        @mock.lindex(@key, 0).should_not be_nil
      end
    end

  end
end

Version data entries

23 entries across 23 versions & 2 rubygems

Version	Path
mock_redis-0.6.4	spec/commands/expire_spec.rb
mock_redis-0.6.3	spec/commands/expire_spec.rb
mock_redis-0.6.2	spec/commands/expire_spec.rb
mock_redis-0.6.1	spec/commands/expire_spec.rb
mock_redis-0.6.0	spec/commands/expire_spec.rb
mock_redis-0.5.5	spec/commands/expire_spec.rb
mock_redis-0.5.4	spec/commands/expire_spec.rb
mock_redis-0.5.3	spec/commands/expire_spec.rb
mock_redis-0.5.2	spec/commands/expire_spec.rb
mock_redis-0.5.1	spec/commands/expire_spec.rb
mock_redis-0.5.0	spec/commands/expire_spec.rb
mock_redis-0.4.1	spec/commands/expire_spec.rb
mock_redis-0.4.0	spec/commands/expire_spec.rb
mock_redis-0.3.0	spec/commands/expire_spec.rb
ryansch-mock_redis-0.3.0	spec/commands/expire_spec.rb
ryansch-mock_redis-0.2.0.2	spec/commands/expire_spec.rb
ryansch-mock_redis-0.2.0.1	spec/commands/expire_spec.rb
mock_redis-0.2.0	spec/commands/expire_spec.rb
mock_redis-0.1.2	spec/commands/expire_spec.rb
mock_redis-0.1.1	spec/commands/expire_spec.rb