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#
# Author:: Juanje Ojeda (<juanje.ojeda@gmail.com>)
# Copyright:: Copyright (c) 2012 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# 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 File.expand_path('../../spec_helper', __FILE__)
require 'chef/json_compat'
describe Chef::JSONCompat do
describe "#from_json with JSON containing an existing class" do
let(:json) { '{"json_class": "Chef::Role"}' }
it "returns an instance of the class instead of a Hash" do
expect(Chef::JSONCompat.from_json(json).class).to eq Chef::Role
end
end
describe "#from_json with JSON containing comments" do
let(:json) { %Q{{\n/* comment */\n// comment 2\n"json_class": "Chef::Role"}} }
it "returns an instance of the class instead of a Hash" do
expect(Chef::JSONCompat.from_json(json).class).to eq Chef::Role
end
end
describe "#parse with JSON containing comments" do
let(:json) { %Q{{\n/* comment */\n// comment 2\n"json_class": "Chef::Role"}} }
it "returns a Hash" do
expect(Chef::JSONCompat.parse(json).class).to eq Hash
end
end
describe 'with JSON containing "Chef::Sandbox" as a json_class value' do
require 'chef/sandbox' # Only needed for this test
let(:json) { '{"json_class": "Chef::Sandbox", "arbitrary": "data"}' }
it "returns a Hash, because Chef::Sandbox is a dummy class" do
expect(Chef::JSONCompat.from_json(json)).to eq({"json_class" => "Chef::Sandbox", "arbitrary" => "data"})
end
end
describe "when pretty printing an object that defines #to_json" do
class Foo
def to_json(*a)
Chef::JSONCompat.to_json({'foo' => 1234, 'bar' => {'baz' => 5678}}, *a)
end
end
it "should work" do
f = Foo.new
expect(Chef::JSONCompat.to_json_pretty(f)).to eql("{\n \"foo\": 1234,\n \"bar\": {\n \"baz\": 5678\n }\n}\n")
end
include_examples "to_json equalivent to Chef::JSONCompat.to_json" do
let(:jsonable) { Foo.new }
end
end
describe "with a file with 300 or less nested entries" do
let(:json) { IO.read(File.join(CHEF_SPEC_DATA, 'big_json.json')) }
let(:hash) { Chef::JSONCompat.from_json(json) }
describe "when a big json file is loaded" do
it "should create a Hash from the file" do
expect(hash).to be_kind_of(Hash)
end
it "should has 'test' as a 300th nested value" do
expect(hash['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']).to eq('test')
end
end
end
describe "with a file with more than 300 nested entries" do
let(:json) { IO.read(File.join(CHEF_SPEC_DATA, 'big_json_plus_one.json')) }
let(:hash) { Chef::JSONCompat.from_json(json, {:max_nesting => 301}) }
describe "when a big json file is loaded" do
it "should create a Hash from the file" do
expect(hash).to be_kind_of(Hash)
end
it "should has 'test' as a 301st nested value" do
expect(hash['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']['key']).to eq('test')
end
end
end
it "should not allow the json gem to be required because of the spec_helper" do
# We want to prevent ourselves from writing code that requires 'json'
expect { require 'json' }.to raise_error(LoadError)
end
end
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