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Contents
# coding: utf-8
require 'spec_helper'
describe 'crawler base and one derived class' do
class A
include Wombat::Crawler
title 'xpath=//head/title'
end
class B < A
base_url "http://www.terra.com.br"
path "/portal"
search "css=.btn-search"
end
it 'extracts properties defined in the base class ' do
VCR.use_cassette('basic_crawler_page') do
b = B.new
data = b.crawl
expect(data).to have_key('title')
expect(data).to have_key('search')
end
end
end
describe 'two derived classes' do
class D
include Wombat::Crawler
title 'xpath=//head/title'
end
class E < D
base_url "http://www.terra.com.br"
path "/portal"
search "css=.btn-search"
end
class F < D
title 'xpath=//broken/badly'
base_url "https://www.github.com"
path "/"
end
it 'second derived class does not overwrite base class properties' do
VCR.use_cassette('basic_crawler_page') do
e = E.new
data = e.crawl
expect(data).to have_key('title')
expect(data).to have_key('search')
expect(data['title']).to eq('Terra - Notícias, vídeos, esportes, economia, diversão, música, moda, fotolog, blog, chat')
end
end
it 'first derived class does not overwrite base class properties' do
VCR.use_cassette('follow_links') do
f = F.new
data = f.crawl
expect(data).to have_key('title')
expect(data['title']).to be_nil
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems