102 lines
2.4 KiB
Ruby
102 lines
2.4 KiB
Ruby
# encoding: UTF-8
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require 'spec_helper'
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describe CacheFileStore do
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let(:cache_dir) { SPEC_CACHE_DIR + '/cache_file_store' }
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before :each do
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Dir.delete(cache_dir) rescue nil
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@cache = CacheFileStore.new(cache_dir)
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end
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after :each do
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@cache.clean
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end
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describe '#storage_path' do
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it 'returns the storage path given in the #new' do
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expect(@cache.storage_path).to match(/#{cache_dir}/)
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end
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end
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describe '#serializer' do
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it 'should return the default serializer : Marshal' do
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expect(@cache.serializer).to eq Marshal
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expect(@cache.serializer).not_to eq YAML
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end
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end
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describe '#clean' do
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it "should remove all files from the cache dir (#{@cache_dir}" do
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# let's create some files into the directory first
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(0..5).each do |i|
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File.new(@cache.storage_path + "/file_#{i}.txt", File::CREAT)
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end
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expect(count_files_in_dir(@cache.storage_path, 'file_*.txt')).to eq 6
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@cache.clean
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expect(count_files_in_dir(@cache.storage_path)).to eq 0
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end
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end
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describe '#read_entry' do
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after { expect(@cache.read_entry(key)).to eq @expected }
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context 'when the entry does not exist' do
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let(:key) { Digest::SHA1.hexdigest('hello world') }
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it 'should return nil' do
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@expected = nil
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end
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end
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context 'when the file exist but is empty (marshal data too short error)' do
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let(:key) { 'empty-file' }
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it 'returns nil' do
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File.new(File.join(@cache.storage_path, key), File::CREAT)
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@expected = nil
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end
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end
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end
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describe '#write_entry, #read_entry' do
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after :each do
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@cache.write_entry(@key, @data, @timeout)
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expect(@cache.read_entry(@key)).to be === @expected
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end
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it 'should get the correct entry (string)' do
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@timeout = 10
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@key = 'some_key'
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@data = 'Hello World !'
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@expected = @data
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end
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it 'should not write the entry' do
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@timeout = 0
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@key = 'another_key'
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@data = 'Another Hello World !'
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@expected = nil
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end
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## TODO write / read for an object
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end
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describe '#storage_dir' do
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it 'should create a unique storage dir' do
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storage_dirs = []
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(1..5).each do |i|
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storage_dirs << CacheFileStore.new(cache_dir).storage_path
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end
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expect(storage_dirs.uniq.size).to eq 5
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end
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end
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end
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