require 'spec_helper'
require 'webrick'
HTML_TEMPLATE = <
HTML
HTML_FUGA = HTML_TEMPLATE.sub("%code%", < 3) {
document.getElementById('fuga').textContent = xhr.responseText;
Sunscraper.finish();
}
};
xhr.open('GET', '/comicstrip', 1);
xhr.send();
CODE
HTML_USERAGENT = HTML_TEMPLATE.sub("%code%", < port, :Logger => WEBrick::Log.new('/dev/null'), :AccessLog => []
server.mount_proc '/' do |req, res|
res.body = html
end
server.mount_proc '/comicstrip' do |req, res|
res.body = 'Go Get a Roomie!'
end
thread = Thread.new { server.start }
yield "http://127.0.0.1:#{port}/"
ensure
server.shutdown
thread.join
end
define_tests = lambda do |klass, worker|
describe klass do
before(:all) do
Sunscraper.worker = worker
end
after(:all) do
sleep(5) # let threads rest in peace
end
it "can scrape an HTML provided as a string" do
Sunscraper.scrape_html(HTML_FUGA).should include('It works!')
end
it "can scrape an URL" do
with_webserver(HTML_FUGA) do |url|
Sunscraper.scrape_url(url).should include('It works!')
end
end
it "should time out if callback is not called" do
lambda { Sunscraper.scrape_html("", "about:blank", 500) }.
should raise_exception(Sunscraper::ScrapeTimeout)
end
it "respects baseUrl parameter" do
with_webserver("") do |url|
Sunscraper.scrape_html(HTML_BASEURL, url).should include('Go Get a Roomie')
end
end
it "should identify itself as Sunscraper" do
Sunscraper.scrape_html(HTML_USERAGENT).should include("Sunscraper")
end
it "should work with window.localStorage through webserver" do
with_webserver(HTML_LOCALSTORAGE) do |url|
Sunscraper.scrape_url(url).should include("OK")
end
end
it "should withstand a lot of concurrent threads" do
500.times.map {
Thread.new {
Sunscraper.scrape_html(HTML_FUGA)
}
}.each(&:join).
map(&:value).
each { |result|
result.should include('It works!')
}
end
end
end
unless Sunscraper.os_x?
# This part currently crashes on OS X (and will forever).
define_tests.("Sunscraper-Embed", :embed)
end
if !(RUBY_ENGINE =~ /rbx/ || RUBY_ENGINE =~ /jruby/) ||
ENV['EXPERIMENTAL'] == 'true'
# This part currently crashes Rubinius (as of Mar 09, 2012),
# and crashes jruby < 1.7.0, and uses Unix sockets which don't
# work even on jruby master (as of Mar 09, 2012).
define_tests.("Sunscraper-Standalone", :standalone)
end