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Benchmark for SPARQL results parsing.
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| require 'sparql/client' | |
| require 'benchmark' | |
| def generate(n) | |
| parts = [] | |
| parts << '<?xml version="1.0"?> | |
| <sparql xmlns="http://www.w3.org/2005/sparql-results#"> | |
| <head> | |
| <variable name="a"/> | |
| <variable name="b"/> | |
| <variable name="c"/> | |
| </head> | |
| <results> | |
| ' | |
| (1..n).each do |i| | |
| parts << " | |
| <result> | |
| <binding name=\"a\"> | |
| <bnode>r#{i}</bnode> | |
| </binding> | |
| <binding name=\"b\"> | |
| <uri>http://work.example.org/foo/bar/#{i}</uri> | |
| </binding> | |
| <binding name=\"c\"> | |
| <literal datatype=\"http://www.w3.org/2001/XMLSchema#integer\">#{i}</literal> | |
| </binding> | |
| </result>" | |
| end | |
| parts << ' | |
| </results> | |
| </sparql> | |
| ' | |
| parts.join | |
| end | |
| # warm up | |
| SPARQL::Client::parse_xml_bindings(generate(100), {}) | |
| runs_per_step = 3 | |
| puts "size,time" | |
| (0..1000).step(10) do |n| | |
| xml = generate(n) | |
| t = Benchmark.realtime do | |
| runs_per_step.times do | |
| nodes = {} | |
| SPARQL::Client::parse_xml_bindings(xml, nodes) | |
| end | |
| end | |
| puts "#{n},#{t/runs_per_step}" | |
| end |
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