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musicbrainz/spec/client_modules/cache_spec.rb

63 lines
2.2 KiB
Ruby

# encoding: utf-8
require "ostruct"
require "spec_helper"
describe MusicBrainz::ClientModules::CachingProxy do
let(:old_cache_path){ File.join(File.dirname(__FILE__), '..', '..', 'tmp', 'spec_cache') }
let(:tmp_cache_path){ File.join(File.dirname(__FILE__), '..', '..', 'tmp', 'cache_module_spec_cache') }
let(:test_mbid){ "69b39eab-6577-46a4-a9f5-817839092033" }
let(:test_cache_file){ "#{tmp_cache_path}/03/48/ec/6c2bee685d9a96f95ed46378f624714e7a4650b0d44c1a8eee5bac2480.xml" }
let(:test_response_file){ File.join(File.dirname(__FILE__), "../fixtures/kasabian.xml") }
let(:test_response){ File.open(test_response_file).read }
before(:all) do
MusicBrainz.config.cache_path = File.join(File.dirname(__FILE__), '..', '..', 'tmp', 'cache_module_spec_cache')
end
after(:all) do
MusicBrainz.config.cache_path = old_cache_path
MusicBrainz.config.perform_caching = true
MusicBrainz.config.query_interval = 1.5
end
context "with cache enabled" do
it "calls http only once when requesting the resource twice" do
MusicBrainz.config.perform_caching = true
File.exist?(test_cache_file).should be_false
# Stubbing
MusicBrainz.client.http.stub(:get).and_return(OpenStruct.new(status: 200, body: test_response))
MusicBrainz.client.http.should_receive(:get).once
2.times do
artist = MusicBrainz::Artist.find(test_mbid)
artist.should be_a_kind_of(MusicBrainz::Artist)
File.exist?(test_cache_file).should be_true
end
MusicBrainz.client.clear_cache
end
end
context "with cache disabled" do
it "calls http twice when requesting the resource twice" do
MusicBrainz.config.perform_caching = false
File.exist?(test_cache_file).should be_false
# Hacking for test performance purposes
MusicBrainz.config.query_interval = 0.0
# Stubbing
MusicBrainz.client.http.stub(:get).and_return(OpenStruct.new(status: 200, body: test_response))
MusicBrainz.client.http.should_receive(:get).twice
2.times do
artist = MusicBrainz::Artist.find(test_mbid)
artist.should be_a_kind_of(MusicBrainz::Artist)
File.exist?(test_cache_file).should be_false
end
end
end
end