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# frozen_string_literal: true
require_relative '../helper'
require 'json'
describe 'Serializer configuration' do
MemcachedManager.supported_protocols.each do |p|
describe "using the #{p} protocol" do
it 'defaults to Marshal' do
memcached(p, 29_198) do |dc|
dc.set 1, 2
assert_equal Marshal, dc.instance_variable_get(:@ring).servers.first.serializer
end
end
it 'skips the serializer for simple strings when string_fastpath is enabled' do
memcached(p, 29_198) do |_dc, port|
memcache = Dalli::Client.new("127.0.0.1:#{port}", string_fastpath: true)
string = 'héllø'
memcache.set 'utf-8', string
assert_equal string, memcache.get('utf-8')
assert_equal Encoding::UTF_8, memcache.get('utf-8').encoding
binary = "\0\xff".b
memcache.set 'binary', binary
assert_equal binary, memcache.get('binary')
assert_equal Encoding::BINARY, memcache.get('binary').encoding
latin1 = string.encode(Encoding::ISO_8859_1)
memcache.set 'latin1', latin1
assert_equal latin1, memcache.get('latin1')
assert_equal Encoding::ISO_8859_1, memcache.get('latin1').encoding
# Ensure strings that went through the fastpath are properly retreived
# by clients without string_fastpath enabled.
memcache = Dalli::Client.new("127.0.0.1:#{port}", string_fastpath: false)
assert_equal string, memcache.get('utf-8')
assert_equal Encoding::UTF_8, memcache.get('utf-8').encoding
assert_equal binary, memcache.get('binary')
assert_equal Encoding::BINARY, memcache.get('binary').encoding
assert_equal latin1, memcache.get('latin1')
assert_equal Encoding::ISO_8859_1, memcache.get('latin1').encoding
end
end
it 'supports a custom serializer' do
memcached(p, 29_198) do |_dc, port|
memcache = Dalli::Client.new("127.0.0.1:#{port}", serializer: JSON)
memcache.set 1, 2
begin
assert_equal JSON, memcache.instance_variable_get(:@ring).servers.first.serializer
memcached(p, 21_956) do |newdc|
assert newdc.set('json_test', { 'foo' => 'bar' })
assert_equal({ 'foo' => 'bar' }, newdc.get('json_test'))
end
end
end
end
it 'supports no serialization' do
memcached(p, 29_198) do |_dc, port|
memcache = Dalli::Client.new("127.0.0.1:#{port}", raw: true)
with_nil_logger do
error = assert_raises(Dalli::MarshalError) do
memcache.set '1', 2
end
assert_match 'Integer', error.message
end
memcache.set '1', '2'
memcached(p, 21_956, '', { raw: true }) do |newdc|
assert newdc.set('json_test', 'json_test_value')
value = newdc.get('json_test')
assert_equal('json_test_value', value)
assert_equal Encoding::BINARY, value.encoding
end
end
end
end
end
end
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