Module: JSONSchemer::Fuzz

Extended by:
Fuzz
Included in:
Fuzz
Defined in:
lib/json_schemer/fuzz.rb,
lib/json_schemer/fuzz/keyword.rb,
lib/json_schemer/fuzz/version.rb,
lib/json_schemer/fuzz/keyword/not.rb,
lib/json_schemer/fuzz/keyword/enum.rb,
lib/json_schemer/fuzz/keyword/items.rb,
lib/json_schemer/fuzz/keyword/all_of.rb,
lib/json_schemer/fuzz/keyword/any_of.rb,
lib/json_schemer/fuzz/keyword/format.rb,
lib/json_schemer/fuzz/keyword/one_of.rb,
lib/json_schemer/fuzz/primitive_type.rb,
lib/json_schemer/fuzz/keyword/maximum.rb,
lib/json_schemer/fuzz/keyword/minimum.rb,
lib/json_schemer/fuzz/keyword/pattern.rb,
lib/json_schemer/fuzz/keyword/required.rb,
lib/json_schemer/fuzz/keyword/max_items.rb,
lib/json_schemer/fuzz/keyword/min_items.rb,
lib/json_schemer/fuzz/keyword/max_length.rb,
lib/json_schemer/fuzz/keyword/min_length.rb,
lib/json_schemer/fuzz/keyword/properties.rb,
lib/json_schemer/fuzz/keyword/multiple_of.rb,
lib/json_schemer/fuzz/primitive_type/null.rb,
lib/json_schemer/fuzz/keyword/dependencies.rb,
lib/json_schemer/fuzz/keyword/unique_items.rb,
lib/json_schemer/fuzz/primitive_type/array.rb,
lib/json_schemer/fuzz/primitive_type/number.rb,
lib/json_schemer/fuzz/primitive_type/object.rb,
lib/json_schemer/fuzz/primitive_type/string.rb,
lib/json_schemer/fuzz/keyword/max_properties.rb,
lib/json_schemer/fuzz/keyword/min_properties.rb,
lib/json_schemer/fuzz/primitive_type/boolean.rb,
lib/json_schemer/fuzz/primitive_type/integer.rb,
lib/json_schemer/fuzz/keyword/additional_properties.rb

Defined Under Namespace

Modules: Version Classes: Keyword, PrimitiveType

Constant Summary collapse

GENERATOR_MAP = 
{
  "array" => JSONSchemer::Fuzz::PrimitiveType::Array,
  "boolean" => JSONSchemer::Fuzz::PrimitiveType::Boolean,
  "integer" => JSONSchemer::Fuzz::PrimitiveType::Integer,
  "null" => JSONSchemer::Fuzz::PrimitiveType::Null,
  "number" => JSONSchemer::Fuzz::PrimitiveType::Number,
  "object" => JSONSchemer::Fuzz::PrimitiveType::Object,
  "string" => JSONSchemer::Fuzz::PrimitiveType::String,
}.freeze

Instance Method Summary collapse

Instance Method Details

#default_param(schema) ⇒ Object

Generate valid data



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# File 'lib/json_schemer/fuzz.rb', line 115

def default_param(schema)
  schema = JSON.parse(open(schema).read) if schema.instance_of?(String)

  if (type = schema["type"])
    type = type.sample if type.instance_of?(Array)
    type = all_types.sample if type == "any"
    generators(type).valid_param(schema)
  elsif schema.key?("properties")
    generators("object").valid_param(schema)
  elsif schema.empty?
    _, generator = JSONSchemer::Fuzz::GENERATOR_MAP.to_a.sample
    generator.valid_param
  elsif schema.key?("minimum") || schema.key?("maximum")
    generators("number").valid_param(schema)
  elsif schema.key?("minItems") || schema.key?("maxItems")
    generators("array").valid_param(schema)
  elsif schema.key?("minProperties") || schema.key?("maxProperties")
    generators("object").valid_param(schema)
  elsif schema.key?("uniqueItems")
    generators("array").valid_param(schema)
  elsif schema.key?("pattern")
    generators("string").valid_param(schema)
  elsif schema.key?("minLength") || schema.key?("maxLength")
    generators("string").valid_param(schema)
  elsif schema.key?("enum")
    JSONSchemer::Fuzz::Keyword::Enum.valid_param(schema)
  elsif schema.key?("multipleOf")
    generators("number").valid_param(schema)
  elsif schema.key?("items")
    generators("array").valid_param(schema)
  elsif schema.key?("$ref")
    raise "not impremented yet"
  elsif schema.key?("allOf")
    JSONSchemer::Fuzz::Keyword::AllOf.valid_param(schema)
  elsif schema.key?("anyOf")
    JSONSchemer::Fuzz::Keyword::AnyOf.valid_param(schema)
  elsif schema.key?("oneOf")
    JSONSchemer::Fuzz::Keyword::OneOf.valid_param(schema)
  elsif schema.key?("not")
    JSONSchemer::Fuzz::Keyword::Not.valid_param(schema)
  else
    raise "Not implemented generator for schema:#{schema}"
  end
end

#generate(schema) ⇒ Object

Generate invalid data



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# File 'lib/json_schemer/fuzz.rb', line 33

def generate(schema)
  schema = JSON.parse(open(schema).read) if schema.instance_of?(String)
  generated_params = []

  if (type = schema["type"])
    if type.instance_of?(Array) # union type
      all_types.each do |target_type|
        if type.include?(target_type)
          generators(target_type).invalid_params(schema).each do |invalid_param|
            generated_params.push(invalid_param)
          end
        else
          generated_params.push(generators(target_type).invalid_params("type" => target_type))
        end
      end
    elsif type == "any"
      # do nothing
    else
      generators(type).invalid_params(schema).each do |invalid_param|
        generated_params.push(invalid_param)
      end
    end
  elsif schema.key?("members") || schema.key?("properties")
    generators("object").invalid_params(schema).each do |invalid_param|
      generated_params.push(invalid_param)
    end
  elsif schema.empty?
    # do nothing
  elsif schema.key?("minimum") || schema.key?("maximum")
    generators("number").invalid_params(schema).each do |invalid_param|
      generated_params.push(invalid_param)
    end
  elsif schema.key?("minItems") || schema.key?("maxItems")
    generators("array").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("minProperties") || schema.key?("maxProperties")
    generators("object").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("uniqueItems")
    generators("array").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("pattern")
    generators("string").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("minLength") || schema.key?("maxLength")
    generators("string").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("enum")
    JSONSchemer::Fuzz::Keyword::Enum.invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("multipleOf")
    generators("number").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("items")
    generators("array").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("$ref")
    raise "not impremented yet"
  elsif schema.key?("allOf") || schema.key?("anyOf") || schema.key?("oneOf")
    generators("object").invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  elsif schema.key?("not")
    JSONSchemer::Fuzz::Keyword::Not.invalid_params(schema).each do |invalid_param|
      generated_params << invalid_param
    end
  else
    raise "Not implemented generator for schema:#{schema}"
  end

  generated_params
end

#generators(type) ⇒ Object 



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# File 'lib/json_schemer/fuzz.rb', line 26

def generators(type)
  raise "no generator for #{type}" unless GENERATOR_MAP.key?(type)

  GENERATOR_MAP[type]
end