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require 'helper'
require 'parser_shared_example'
class MockDecoder
def self.parse; end
end
describe 'MultiXml' do
context 'Parsers' do
it 'picks a default parser' do
expect(MultiXml.parser).to be_kind_of(Module)
expect(MultiXml.parser).to respond_to(:parse)
end
it 'defaults to the best available gem' do
# Clear cache variable possibly set by previous tests
MultiXml.send(:remove_instance_variable, :@parser) if MultiXml.instance_variable_defined?(:@parser)
if jruby?
# Ox and Libxml are not not currently available on JRuby, so Nokogiri is the best available gem
expect(MultiXml.parser.name).to eq('MultiXml::Parsers::Nokogiri')
else
expect(MultiXml.parser.name).to eq('MultiXml::Parsers::Ox')
end
end
it 'is settable via a symbol' do
MultiXml.parser = :rexml
expect(MultiXml.parser.name).to eq('MultiXml::Parsers::Rexml')
end
it 'is settable via a class' do
MultiXml.parser = MockDecoder
expect(MultiXml.parser.name).to eq('MockDecoder')
end
end
[%w(LibXML libxml),
%w(REXML rexml/document),
%w(Nokogiri nokogiri),
%w(Ox ox),
%w(Oga oga)].each do |parser|
begin
require parser.last
context "#{parser.first} parser" do
it_behaves_like 'a parser', parser.first
end
rescue LoadError
puts "Tests not run for #{parser.first} due to a LoadError"
end
end
end
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