mongo-ruby-driver/tests/test_round_trip.rb

84 lines
2.7 KiB
Ruby

HERE = File.dirname(__FILE__)
$LOAD_PATH[0,0] = File.join(HERE, '..', 'lib')
require 'mongo'
require 'mongo/util/xml_to_ruby'
require 'test/unit'
# For each xml/bson file in the data subdirectory, we turn the XML into an
# OrderedHash and then test both Ruby-to-BSON and BSON-to-Ruby translations.
class RoundTripTest < Test::Unit::TestCase
include XGen::Mongo::Driver
@@ruby = nil
def setup
# unless @@ruby
# names = Dir[File.join(HERE, 'data', '*.xml')].collect {|f| File.basename(f).sub(/\.xml$/, '') }
# @@ruby = {}
# names.each { |name|
# File.open(File.join(HERE, 'data', "#{name}.xml")) { |f|
# @@ruby[name] = XMLToRuby.new.xml_to_ruby(f)
# }
# }
# end
end
def test_dummy
assert true
end
# # Round-trip comparisons of Ruby-to-BSON and back.
# # * Take the objects that were read from XML
# # * Turn them into BSON bytes
# # * Compare that with the BSON files we have
# # * Turn those BSON bytes back in to Ruby objects
# # * Turn them back into BSON bytes
# # * Compare that with the BSON files we have (or the bytes that were already
# # generated)
# def test_round_trip
# @@ruby.each { |name, obj|
# File.open(File.join(HERE, 'data', "#{name}.bson"), 'r') { |f|
# # Read the BSON from the file
# bson = f.read
# bson = if RUBY_VERSION >= '1.9'
# bson.bytes.to_a
# else
# bson.split(//).collect { |c| c[0] }
# end
# # Turn the Ruby object into BSON bytes and compare with the BSON bytes
# # from the file.
# bson_from_ruby = BSON.new.serialize(obj).to_a
# # # DEBUG
# # File.open(File.join(HERE, 'data', "#{name}_out.bson"), 'wb') { |f|
# # bson_from_ruby.each { |b| f.putc(b) }
# # }
# begin
# assert_equal bson.length, bson_from_ruby.length
# assert_equal bson, bson_from_ruby
# rescue => ex
# $stderr.puts "failure while round-tripping #{name}" # DEBUG
# raise ex
# end
# # Turn those BSON bytes back into a Ruby object.
# #
# # We're passing a nil db to the contructor here, but that's OK because
# # the BSON bytes don't contain the db object in any case.
# obj_from_bson = BSON.new(nil).deserialize(ByteBuffer.new(bson_from_ruby))
# assert_kind_of OrderedHash, obj_from_bson
# # Turn that Ruby object into BSON and compare it to the original BSON
# # bytes.
# bson_from_ruby = BSON.new.serialize(obj_from_bson).to_a
# assert_equal bson.length, bson_from_ruby.length
# assert_equal bson, bson_from_ruby
# }
# }
# end
end