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require 'helper'
class SimpleFilter < Temple::Filter
define_options :key
def on_test(arg)
[:on_test, arg]
end
end
describe Temple::Filter do
it 'should support options' do
Temple::Filter.should.respond_to :default_options
Temple::Filter.should.respond_to :set_default_options
Temple::Filter.should.respond_to :define_options
Temple::Filter.new.options.should.be.instance_of Temple::ImmutableMap
SimpleFilter.new(key: 3).options[:key].should.equal 3
end
it 'should implement call' do
Temple::Filter.new.call([:exp]).should.equal [:exp]
end
it 'should process expressions' do
filter = SimpleFilter.new
filter.call([:unhandled]).should.equal [:unhandled]
filter.call([:test, 42]).should.equal [:on_test, 42]
end
end
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