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require 'abstract_unit'
require 'action_controller/metal/strong_parameters'
require 'active_support/core_ext/string/strip'
class ParametersSerializationTest < ActiveSupport::TestCase
test 'yaml serialization' do
assert_equal <<-end_of_yaml.strip_heredoc, YAML.dump(ActionController::Parameters.new(key: :value))
--- !ruby/object:ActionController::Parameters
parameters: !ruby/hash:ActiveSupport::HashWithIndifferentAccess
key: :value
permitted: false
end_of_yaml
end
test 'yaml deserialization' do
params = ActionController::Parameters.new(key: :value)
roundtripped = YAML.load(YAML.dump(params))
assert_equal params, roundtripped
assert_not roundtripped.permitted?
end
test 'yaml backwardscompatible with psych 2.0.8 format' do
params = YAML.load <<-end_of_yaml.strip_heredoc
--- !ruby/hash:ActionController::Parameters
key: :value
end_of_yaml
assert_equal :value, params[:key]
assert_not params.permitted?
end
test 'yaml backwardscompatible with psych 2.0.9+ format' do
params = YAML.load(<<-end_of_yaml.strip_heredoc)
--- !ruby/hash-with-ivars:ActionController::Parameters
elements:
key: :value
ivars:
:@permitted: false
end_of_yaml
assert_equal :value, params[:key]
assert_not params.permitted?
end
end
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