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# rubocop:todo all
# Copyright (C) 2016-2020 MongoDB Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'json'
require 'forwardable'
module BSON
module Corpus
# Represents a test from the driver BSON Corpus.
#
# @since 4.2.0
class Spec
# The spec description.
#
# @return [ String ] The spec description.
#
# @since 4.2.0
attr_reader :description
# The document key of the object to test.
#
# @return [ String ] The document key.
#
# @since 4.2.0
attr_reader :test_key
# Instantiate the new spec.
#
# @example Create the spec.
# Spec.new(file)
#
# @param [ String ] file The name of the json file.
#
# @since 4.2.0
def initialize(file)
@spec = ::JSON.parse(File.read(file).force_encoding('utf-8'))
end
def description
@spec['description']
end
def test_key
@spec['test_key']
end
def bson_type
@bson_type ||= @spec['bson_type'].to_i(16).chr
end
def valid_tests
@valid_tests ||=
@spec['valid']&.map do |test_spec|
ValidTest.new(self, test_spec)
end
end
def decode_error_tests
@decode_error_tests ||=
@spec['decodeErrors']&.map do |test_spec|
DecodeErrorTest.new(self, test_spec)
end
end
def parse_error_tests
@parse_error_tests ||=
@spec['parseErrors']&.map do |test_spec|
ParseErrorTest.new(self, test_spec)
end
end
# The class of the bson object to test.
#
# @example Get the class of the object to test.
# spec.klass
#
# @return [ Class ] The object class.
#
# @since 4.2.0
def klass
@klass ||= BSON.const_get(description)
end
end
class TestBase
private
def decode_hex(obj)
[ obj ].pack('H*')
end
end
# Represents a single BSON Corpus test.
#
# @since 4.2.0
class ValidTest < TestBase
extend Forwardable
# Instantiate the new Test.
#
# @example Create the test.
# Test.new(test)
#
# @param [ Corpus::Spec ] spec The test specification.
# @param [ Hash ] test The test specification.
#
# @since 4.2.0
def initialize(spec, test_params)
@spec = spec
test_params = test_params.dup
%w(
description canonical_extjson relaxed_extjson
degenerate_extjson converted_extjson
lossy
).each do |key|
instance_variable_set("@#{key}", test_params.delete(key))
end
%w(
canonical_bson degenerate_bson converted_bson
lossy
).each do |key|
if test_params.key?(key)
instance_variable_set("@#{key}", decode_hex(test_params.delete(key)))
end
end
unless test_params.empty?
raise "Test params has unprocessed keys: #{test_params}"
end
end
def_delegators :@spec, :test_key
attr_reader :description,
:canonical_bson,
:degenerate_bson,
:converted_bson,
:canonical_extjson,
:relaxed_extjson,
:degenerate_extjson,
:converted_extjson
def lossy?
!!@lossy
end
def canonical_extjson_doc
::JSON.parse(canonical_extjson)
end
def relaxed_extjson_doc
relaxed_extjson && ::JSON.parse(relaxed_extjson)
end
end
class DecodeErrorTest < TestBase
def initialize(spec, test_params)
@spec = spec
@description = test_params['description']
@bson = decode_hex(test_params['bson'])
end
attr_reader :description, :bson
end
class ParseErrorTest
def initialize(spec, test_params)
@spec = spec
@description = test_params['description']
@string = test_params['string']
end
attr_reader :spec
attr_reader :description, :string
end
end
end
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