discourse/spec/lib/topic_retriever_spec.rb

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# frozen_string_literal: true
RSpec.describe TopicRetriever do
let(:embed_url) { "http://eviltrout.com/2013/02/10/why-discourse-uses-emberjs.html" }
let(:topic_retriever) { TopicRetriever.new(embed_url) }
it "can initialize without optional parameters" do
t = TopicRetriever.new(embed_url)
expect(t).to be_present
end
describe "#retrieve" do
context "when host is invalid" do
before { topic_retriever.stubs(:invalid_url?).returns(true) }
it "does not perform_retrieve" do
topic_retriever.expects(:perform_retrieve).never
topic_retriever.retrieve
end
end
context "when topics have been retrieved recently" do
before { topic_retriever.stubs(:retrieved_recently?).returns(true) }
it "does not perform_retrieve" do
topic_retriever.expects(:perform_retrieve).never
topic_retriever.retrieve
end
end
context "when host is valid" do
before { Fabricate(:embeddable_host, host: "http://eviltrout.com/") }
context "when topics have been retrieved recently" do
before { topic_retriever.stubs(:retrieved_recently?).returns(true) }
it "does not perform_retrieve" do
topic_retriever.expects(:perform_retrieve).never
topic_retriever.retrieve
end
end
context "when topics have not been retrieved recently" do
before { topic_retriever.stubs(:retrieved_recently?).returns(false) }
it "does perform_retrieve" do
topic_retriever.expects(:perform_retrieve).once
topic_retriever.retrieve
end
end
end
context "when host is invalid" do
before { Fabricate(:embeddable_host, host: "http://not-eviltrout.com/") }
it "does not perform_retrieve" do
topic_retriever.expects(:perform_retrieve).never
topic_retriever.retrieve
end
end
it "works with URLs with whitespaces" do
expect { TopicRetriever.new(" https://example.com ").retrieve }.not_to raise_error
end
end
end