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require 'spec_helper'
describe Immutable::Hash do
describe '#marshal_dump/#marshal_load' do
let(:ruby) do
File.join(RbConfig::CONFIG['bindir'], RbConfig::CONFIG['ruby_install_name'])
end
let(:child_cmd) do
%Q|#{ruby} -I lib -r immutable -e 'dict = Immutable::Hash[existing_key: 42, other_thing: "data"]; $stdout.write(Marshal.dump(dict))'|
end
let(:reloaded_hash) do
IO.popen(child_cmd, 'r+') do |child|
reloaded_hash = Marshal.load(child)
child.close
reloaded_hash
end
end
it 'can survive dumping and loading into a new process' do
expect(reloaded_hash).to eql(H[existing_key: 42, other_thing: 'data'])
end
it 'is still possible to find items by key after loading' do
expect(reloaded_hash[:existing_key]).to eq(42)
end
end
end
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