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#
# Author:: Juanje Ojeda (<juanje.ojeda@gmail.com>)
# Copyright:: Copyright 2012-2016, Chef Software 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
before { Chef::Config[:treat_deprecation_warnings_as_errors] = false }
describe "#from_json with JSON containing an existing class" do
let(:json) { '{"json_class": "Chef::Role"}' }
it "emits a deprecation warning" do
Chef::Config[:treat_deprecation_warnings_as_errors] = true
expect { Chef::JSONCompat.from_json(json) }.to raise_error Chef::Exceptions::DeprecatedFeatureError,
/Auto inflation of JSON data is deprecated. Please use Chef::Role#from_hash/
end
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 equivalent to Chef::JSONCompat.to_json" do
let(:jsonable) { Foo.new }
end
end
describe "with the file with 252 or less nested entries" do
let(:json) { IO.read(File.join(CHEF_SPEC_DATA, "nested.json")) }
let(:hash) { Chef::JSONCompat.from_json(json) }
describe "when the 252 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 252 nested value" do
v = 252.times.inject(hash) do |memo, _|
memo["key"]
end
expect(v).to eq("test")
end
end
end
it "should define .to_json on all classes" do
class SomeClass; end
expect(SomeClass.new.respond_to?(:to_json)).to eq(true)
end
end
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