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require 'rack/content_type'
describe Rack::ContentType do
should "set Content-Type to default text/html if none is set" do
app = lambda { |env| [200, {}, "Hello, World!"] }
headers = Rack::ContentType.new(app).call({})[1]
headers['Content-Type'].should.equal 'text/html'
end
should "set Content-Type to chosen default if none is set" do
app = lambda { |env| [200, {}, "Hello, World!"] }
headers =
Rack::ContentType.new(app, 'application/octet-stream').call({})[1]
headers['Content-Type'].should.equal 'application/octet-stream'
end
should "not change Content-Type if it is already set" do
app = lambda { |env| [200, {'Content-Type' => 'foo/bar'}, "Hello, World!"] }
headers = Rack::ContentType.new(app).call({})[1]
headers['Content-Type'].should.equal 'foo/bar'
end
should "detect Content-Type case insensitive" do
app = lambda { |env| [200, {'CONTENT-Type' => 'foo/bar'}, "Hello, World!"] }
headers = Rack::ContentType.new(app).call({})[1]
headers.to_a.select { |k,v| k.downcase == "content-type" }.
should.equal [["CONTENT-Type","foo/bar"]]
end
should "not set Content-Type on 304 responses" do
app = lambda { |env| [304, {}, []] }
response = Rack::ContentType.new(app, "text/html").call({})
response[1]['Content-Type'].should.equal nil
end
end
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