# -*- encoding: utf-8 -*- require "spec_helper" describe MusicBrainz::Tools::Cache do before(:all) do @old_cache_path = MusicBrainz::Tools::Cache.cache_path @tmp_cache_path = File.join(File.dirname(__FILE__), '../../tmp/cache/tools') end after(:all) do MusicBrainz::Tools::Cache.cache_path = @old_cache_path end before(:each) do file_path = File.join(File.dirname(__FILE__), "../fixtures/kasabian.xml") @test_response = ::StringIO.new(File.open(file_path).gets) end context "with cache enabled" do it "calls get contents only once when requesting the resource twice" do MusicBrainz::Tools::Cache.cache_path = @tmp_cache_path mbid = "69b39eab-6577-46a4-a9f5-817839092033" MusicBrainz::Tools::Proxy.stub(:get_contents).and_return(@test_response) MusicBrainz::Tools::Proxy.should_receive(:get_contents).once File.exist?("#{@tmp_cache_path}/artist/#{mbid}?inc=url-rels").should be_false artist = MusicBrainz::Artist.find(mbid) artist.should be_a_kind_of(MusicBrainz::Artist) File.exist?("#{@tmp_cache_path}/artist/#{mbid}?inc=url-rels").should be_true artist = MusicBrainz::Artist.find(mbid) artist.should be_a_kind_of(MusicBrainz::Artist) MusicBrainz::Tools::Cache.clear_cache end end context "with cache disabled" do it "calls get contents twice when requesting the resource twice" do MusicBrainz::Tools::Cache.cache_path = nil mbid = "69b39eab-6577-46a4-a9f5-817839092033" MusicBrainz::Tools::Proxy.stub(:get_contents).and_return(@test_response) MusicBrainz::Tools::Proxy.should_receive(:get_contents).twice File.exist?("#{@tmp_cache_path}/artist/#{mbid}?inc=url-rels").should be_false artist = MusicBrainz::Artist.find(mbid) artist.should be_a_kind_of(MusicBrainz::Artist) File.exist?("#{@tmp_cache_path}/artist/#{mbid}?inc=url-rels").should be_false @test_response.rewind MusicBrainz.stub(:get_contents).and_return(@test_response) artist = MusicBrainz::Artist.find(mbid) artist.should be_a_kind_of(MusicBrainz::Artist) end end end