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