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Enable round-trip BSON tests (local files only for now).

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This commit is contained in:
Jim Menard 2009-01-12 09:19:31 -05:00
parent 2657b9d40b
commit 538f1441d4
1 changed files with 60 additions and 55 deletions
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119
tests/test_round_trip.rb
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@ -6,6 +6,11 @@ require 'test/unit'
# For each xml/bson file in the data subdirectory, we turn the XML into an # 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. # OrderedHash and then test both Ruby-to-BSON and BSON-to-Ruby translations.
#
# There is a whole other project that includes similar tests
# (http://github.com/mongodb/mongo-qa). I'm going to write a Rake task that
# checks out those tests and modify this test to run those if they ave been
# checked out.
class RoundTripTest < Test::Unit::TestCase class RoundTripTest < Test::Unit::TestCase
include XGen::Mongo::Driver include XGen::Mongo::Driver
@ -13,71 +18,71 @@ class RoundTripTest < Test::Unit::TestCase
@@ruby = nil @@ruby = nil
def setup def setup
# unless @@ruby unless @@ruby
# names = Dir[File.join(HERE, 'data', '*.xml')].collect {|f| File.basename(f).sub(/\.xml$/, '') } names = Dir[File.join(HERE, 'data', '*.xml')].collect {|f| File.basename(f).sub(/\.xml$/, '') }
# @@ruby = {} @@ruby = {}
# names.each { |name| names.each { |name|
# File.open(File.join(HERE, 'data', "#{name}.xml")) { |f| File.open(File.join(HERE, 'data', "#{name}.xml")) { |f|
# @@ruby[name] = XMLToRuby.new.xml_to_ruby(f) @@ruby[name] = XMLToRuby.new.xml_to_ruby(f)
# } }
# } }
# end end
end end
def test_dummy def test_dummy
assert true assert true
end end
# # Round-trip comparisons of Ruby-to-BSON and back. # Round-trip comparisons of Ruby-to-BSON and back.
# # * Take the objects that were read from XML # * Take the objects that were read from XML
# # * Turn them into BSON bytes # * Turn them into BSON bytes
# # * Compare that with the BSON files we have # * Compare that with the BSON files we have
# # * Turn those BSON bytes back in to Ruby objects # * Turn those BSON bytes back in to Ruby objects
# # * Turn them back into BSON bytes # * Turn them back into BSON bytes
# # * Compare that with the BSON files we have (or the bytes that were already # * Compare that with the BSON files we have (or the bytes that were already
# # generated) # generated)
# def test_round_trip def test_round_trip
# @@ruby.each { |name, obj| @@ruby.each { |name, obj|
# File.open(File.join(HERE, 'data', "#{name}.bson"), 'r') { |f| File.open(File.join(HERE, 'data', "#{name}.bson"), 'r') { |f|
# # Read the BSON from the file # Read the BSON from the file
# bson = f.read bson = f.read
# bson = if RUBY_VERSION >= '1.9' bson = if RUBY_VERSION >= '1.9'
# bson.bytes.to_a bson.bytes.to_a
# else else
# bson.split(//).collect { |c| c[0] } bson.split(//).collect { |c| c[0] }
# end end
# # Turn the Ruby object into BSON bytes and compare with the BSON bytes # Turn the Ruby object into BSON bytes and compare with the BSON bytes
# # from the file. # from the file.
# bson_from_ruby = BSON.new.serialize(obj).to_a bson_from_ruby = BSON.new.serialize(obj).to_a
# # # DEBUG # # DEBUG
# # File.open(File.join(HERE, 'data', "#{name}_out.bson"), 'wb') { |f| # File.open(File.join(HERE, 'data', "#{name}_out.bson"), 'wb') { |f|
# # bson_from_ruby.each { |b| f.putc(b) } # 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 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 end