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Contents
require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
describe "Dynamoid::IdentityMap" do
before :each do
Dynamoid::Config.identity_map = true
end
after :each do
Dynamoid::Config.identity_map = false
end
context 'object identity' do
it 'maintains a single object' do
tweet = Tweet.create(:tweet_id => "x", :group => "one")
tweet1 = Tweet.where(:tweet_id => "x", :group => "one").first
tweet.should equal(tweet1)
end
end
context 'cache' do
it 'uses cache' do
tweet = Tweet.create(:tweet_id => "x", :group => "one")
Dynamoid::Adapter.expects(:read).never
tweet1 = Tweet.find_by_id("x", :range_key => "one")
tweet.should equal(tweet1)
end
it 'clears cache on delete' do
tweet = Tweet.create(:tweet_id => "x", :group => "one")
tweet.delete
Tweet.find_by_id("x", :range_key => "one").should be_nil
end
end
context 'clear' do
it 'clears the identiy map' do
Tweet.create(:tweet_id => "x", :group => "one")
Tweet.create(:tweet_id => "x", :group => "two")
Tweet.identity_map.size.should eq(2)
Dynamoid::IdentityMap.clear
Tweet.identity_map.size.should eq(0)
end
end
end
Version data entries
11 entries across 11 versions & 3 rubygems