mwsearch.rb
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	• bzimport
	Nov 22 2014, 1:14 AM

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mwsearch.rb
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	#!/usr/bin/ruby -w

	require 'open-uri'

	class Search
	R_NO_RESULTS = /were no results matching the query/io

	# aDelay -- seconds between requests
	# aCount -- no. of requests
	#
	def initialize( aDelay = 1, aCount = 100 )
	raise "Bad delay: #{aDelay}" if aDelay < 1 \|\| aDelay > 3600
	raise "Bad count: #{aCount}" if aCount < 1 \|\| aCount > 1_000_000

	@delay = aDelay
	@cnt = aCount
	end # initialize

	def go # main entry point
	# sample queries that fail from tickets: 43544, 42423, 42424, 42426:
	q = %w{ https://www.wikidata.org/w/index.php?title=Special%3ASearch&profile=default&search=Boston&fulltext=Search
	http://www.mediawiki.org/w/index.php?search=mw.loader.load%28%29&title=Special%3ASearch
	http://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=advanced&search=Bottle+filling+-incategory%3A%22Bottle_filling%22&fulltext=Search&ns0=1&ns6=1&ns14=1&redirs=1&profile=advanced }

	url = q[2]
	@cnt.times { \|i\|
	sleep @delay
	puts "i = #{i}"
	result = open( url ) { \|io\| io.read }
	next if result !~ R_NO_RESULTS
	IO.write 'fail.html', result # got failure
	puts "Got failure"
	break
	}
	end # go

	def self.go( delay, count )
	s = Search.new( delay, count )
	s.go
	end # go
	end # Search

	if __FILE__ == $0
	if ARGV.size == 0
	delay, count = 10, 100
	elsif ARGV.size == 1
	delay = ARGV[0].to_i
	count = 100
	elsif ARGV.size == 2
	delay = ARGV[0].to_i
	count = ARGV[1].to_i
	else raise "Expected 2 arguments: delay count"
	end
	Search.go delay, count
	end