discourse/spec/components/retrieve_title_spec.rb

61 lines
1.4 KiB
Ruby

require 'rails_helper'
require_dependency 'retrieve_title'
describe RetrieveTitle do
context "extract_title" do
it "will extract the value from the title tag" do
title = RetrieveTitle.extract_title(
"<html><title>My Cool Title</title></html>"
)
expect(title).to eq("My Cool Title")
end
it "will strip whitespace" do
title = RetrieveTitle.extract_title(
"<html><title> Another Title\n\n </title></html>"
)
expect(title).to eq("Another Title")
end
it "will pick og:title if title is missing" do
title = RetrieveTitle.extract_title(<<~HTML
<html>
<meta property="og:title" content="Good Title"
</html>
HTML
)
expect(title).to eq("Good Title")
end
it "will prefer the title from an opengraph tag" do
title = RetrieveTitle.extract_title(<<~HTML
<html>
<title>Good Title</title>
<meta property="og:title" content="Bad Title"
</html>
HTML
)
expect(title).to eq("Good Title")
end
it "will parse a YouTube url from javascript" do
title = RetrieveTitle.extract_title(<<~HTML
<html>
<title>YouTube</title>
<script>document.title = "Video Title";</script>
</html>
HTML
)
expect(title).to eq("Video Title")
end
end
end