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#
#  Created by Luke Kanies on 2008-4-8.
#  Copyright (c) 2008. All rights reserved.

describe "A Memory Terminus", :shared => true do
    it "should find no instances by default" do
        @searcher.find(@request).should be_nil
    end

    it "should be able to find instances that were previously saved" do
        @searcher.save(@request)
        @searcher.find(@request).should equal(@instance)
    end

    it "should replace existing saved instances when a new instance with the same name is saved" do
        @searcher.save(@request)
        two = stub 'second', :name => @name
        trequest = stub 'request', :key => @name, :instance => two
        @searcher.save(trequest)
        @searcher.find(@request).should equal(two)
    end

    it "should be able to remove previously saved instances" do
        @searcher.save(@request)
        @searcher.destroy(@request)
        @searcher.find(@request).should be_nil
    end

    it "should fail when asked to destroy an instance that does not exist" do
        proc { @searcher.destroy(@request) }.should raise_error(ArgumentError)
    end
end