discourse/spec/models/topic_link_click_spec.rb

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require 'spec_helper'
describe TopicLinkClick do
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it { is_expected.to belong_to :topic_link }
it { is_expected.to belong_to :user }
it { is_expected.to validate_presence_of :topic_link_id }
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def test_uri
URI.parse('http://test.host')
end
context 'topic_links' do
before do
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@topic = Fabricate(:topic)
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@post = Fabricate(:post_with_external_links, user: @topic.user, topic: @topic)
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TopicLink.extract_from(@post)
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@topic_link = @topic.topic_links.first
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end
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it 'has 0 clicks at first' do
expect(@topic_link.clicks).to eq(0)
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end
context 'create' do
before do
TopicLinkClick.create(topic_link: @topic_link, ip_address: '192.168.1.1')
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end
it 'creates the forum topic link click' do
expect(TopicLinkClick.count).to eq(1)
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end
it 'has 0 clicks at first' do
@topic_link.reload
expect(@topic_link.clicks).to eq(1)
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end
it 'serializes and deserializes the IP' do
expect(TopicLinkClick.first.ip_address.to_s).to eq('192.168.1.1')
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end
end
context 'create_from' do
context 'without a url' do
it "returns nil to prevent redirect exploit" do
click = TopicLinkClick.create_from(url: "http://url-that-doesnt-exist.com", post_id: @post.id, ip: '127.0.0.1')
expect(click).to eq(nil)
end
it "redirect to whitelisted hostnames" do
click = TopicLinkClick.create_from(url: "https://www.youtube.com/watch?v=jYd_5aggzd4", post_id: @post.id, ip: '127.0.0.1')
expect(click).to eq("https://www.youtube.com/watch?v=jYd_5aggzd4")
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end
end
context 'clicking on your own link' do
it "should not record the click" do
expect {
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TopicLinkClick.create_from(url: @topic_link.url, post_id: @post.id, ip: '127.0.0.0', user_id: @post.user_id)
}.not_to change(TopicLinkClick, :count)
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end
end
context 'with a valid url and post_id' do
before do
@url = TopicLinkClick.create_from(url: @topic_link.url, post_id: @post.id, ip: '127.0.0.1')
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@click = TopicLinkClick.last
end
it 'creates a click' do
expect(@click).to be_present
expect(@click.topic_link).to eq(@topic_link)
expect(@url).to eq(@topic_link.url)
end
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context "clicking again" do
it "should not record the click due to rate limiting" do
expect { TopicLinkClick.create_from(url: @topic_link.url, post_id: @post.id, ip: '127.0.0.1') }.not_to change(TopicLinkClick, :count)
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end
end
end
context "relative urls" do
let(:host) { URI.parse(Discourse.base_url).host }
it 'returns the url' do
url = TopicLinkClick.create_from(url: '/relative-url', post_id: @post.id, ip: '127.0.0.1')
expect(url).to eq("/relative-url")
end
it 'finds a protocol relative urls with a host' do
url = "//#{host}/relative-url"
redirect = TopicLinkClick.create_from(url: url)
expect(redirect).to eq(url)
end
it "returns the url if it's on our host" do
url = "http://#{host}/relative-url"
redirect = TopicLinkClick.create_from(url: url)
expect(redirect).to eq(url)
end
end
context 'with a HTTPS version of the same URL' do
before do
@url = TopicLinkClick.create_from(url: 'https://twitter.com', topic_id: @topic.id, ip: '127.0.0.3')
@click = TopicLinkClick.last
end
it 'creates a click' do
expect(@click).to be_present
expect(@click.topic_link).to eq(@topic_link)
expect(@url).to eq('https://twitter.com')
end
end
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context 'with a valid url and topic_id' do
before do
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@url = TopicLinkClick.create_from(url: @topic_link.url, topic_id: @topic.id, ip: '127.0.0.3')
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@click = TopicLinkClick.last
end
it 'creates a click' do
expect(@click).to be_present
expect(@click.topic_link).to eq(@topic_link)
expect(@url).to eq(@topic_link.url)
end
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end
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end
end
end