describe Workers::GatherOpenGraphData do
before do
@ogsite_title = 'Homepage'
@ogsite_type = 'website'
@ogsite_image = 'http://www.we-support-open-graph.com/img/something.png'
@ogsite_url = 'http://www.we-support-open-graph.com'
@ogsite_description = 'Homepage'
@ogsite_body =
"#{@ogsite_title}
"
@oglong_title = "D" * 256
@oglong_url = 'http://www.we-are-too-long.com'
@oglong_body =
"#{@oglong_title}
"
@no_open_graph_url = 'http://www.we-do-not-support-open-graph.com/index.html'
@status_message = FactoryGirl.create(:status_message)
stub_request(:head, @ogsite_url).to_return(status: 200, body: "", headers: {'Content-Type' => 'text/html; utf-8'})
stub_request(:get, @ogsite_url).to_return(status: 200, body: @ogsite_body, headers: {'Content-Type' => 'text/html; utf-8'})
stub_request(:head, @no_open_graph_url).to_return(status: 200, body: "", headers: {'Content-Type' => 'text/html; utf-8'})
stub_request(:get, @no_open_graph_url).to_return(:status => 200, :body => 'Hihello there', headers: {'Content-Type' => 'text/html; utf-8'})
stub_request(:head, @oglong_url).to_return(status: 200, body: "", headers: {'Content-Type' => 'text/html; utf-8'})
stub_request(:get, @oglong_url).to_return(status: 200, body: @oglong_body, headers: {'Content-Type' => 'text/html; utf-8'})
end
describe '.perform' do
it 'requests not data from the internet' do
Workers::GatherOpenGraphData.new.perform(@status_message.id, @ogsite_url)
expect(a_request(:get, @ogsite_url)).to have_been_made
end
it 'requests not data from the internet only once' do
2.times do |n|
Workers::GatherOpenGraphData.new.perform(@status_message.id, @ogsite_url)
end
expect(a_request(:get, @ogsite_url)).to have_been_made.times(1)
end
it 'creates one cache entry' do
Workers::GatherOpenGraphData.new.perform(@status_message.id, @ogsite_url)
ogc = OpenGraphCache.find_by_url(@ogsite_url)
expect(ogc.title).to eq(@ogsite_title)
expect(ogc.ob_type).to eq(@ogsite_type)
expect(ogc.image).to eq(@ogsite_image)
expect(ogc.url).to eq(@ogsite_url)
expect(ogc.description).to eq(@ogsite_description)
Workers::GatherOpenGraphData.new.perform(@status_message.id, @ogsite_url)
expect(OpenGraphCache.where(url: @ogsite_url).count).to eq(1)
end
it 'creates no cache entry for unsupported pages' do
Workers::GatherOpenGraphData.new.perform(@status_message.id, @no_open_graph_url)
expect(OpenGraphCache.find_by_url(@no_open_graph_url)).to be_nil
end
it 'gracefully handles a deleted post' do
expect {
Workers::GatherOpenGraphData.new.perform(0, @ogsite_url)
}.to_not raise_error
end
it 'truncates + inserts titles that are too long' do
Workers::GatherOpenGraphData.new.perform(@status_message.id, @oglong_url)
ogc = OpenGraphCache.find_by_url(@oglong_url)
expect(ogc).to be_truthy
expect(ogc.title.length).to be <= 255
end
end
end