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(ns ring.middleware.x-headers-test
(:use clojure.test
ring.middleware.x-headers
[ring.mock.request :only [request]]
[ring.util.response :only [redirect response content-type]]))
(deftest test-wrap-frame-options
(let [handle-hello (constantly (response "hello"))]
(testing "deny"
(let [handler (wrap-frame-options handle-hello :deny)
resp (handler (request :get "/"))]
(is (= (:headers resp) {"X-Frame-Options" "DENY"}))))
(testing "sameorigin"
(let [handler (wrap-frame-options handle-hello :sameorigin)
resp (handler (request :get "/"))]
(is (= (:headers resp) {"X-Frame-Options" "SAMEORIGIN"}))))
(testing "allow-from"
(let [handler (wrap-frame-options handle-hello {:allow-from "http://example.com/"})
resp (handler (request :get "/"))]
(is (= (:headers resp) {"X-Frame-Options" "ALLOW-FROM http://example.com/"}))))
(testing "bad arguments"
(is (thrown? AssertionError (wrap-frame-options handle-hello :foobar)))
(is (thrown? AssertionError (wrap-frame-options handle-hello {:allowfrom "foo"})))
(is (thrown? AssertionError (wrap-frame-options handle-hello {:allow-from nil}))))
(testing "response fields"
(let [handler (constantly
(-> (response "hello")
(content-type "text/plain")))
resp ((wrap-frame-options handler :deny)
(request :get "/"))]
(is (= resp {:status 200
:headers {"X-Frame-Options" "DENY"
"Content-Type" "text/plain"}
:body "hello"}))))
(testing "nil response"
(let [handler (wrap-frame-options (constantly nil) :deny)]
(is (nil? (handler (request :get "/"))))))))
(deftest test-frame-options-response
(testing "deny"
(is (= (frame-options-response (response "hello") :deny)
{:status 200, :headers {"X-Frame-Options" "DENY"}, :body "hello"})))
(testing "nil response"
(is (nil? (frame-options-response nil :deny)))))
(deftest test-wrap-frame-options-cps
(testing "deny"
(let [handler (-> (fn [_ respond _] (respond (response "hello")))
(wrap-frame-options :deny))
resp (promise)
ex (promise)]
(handler (request :get "/") resp ex)
(is (not (realized? ex)))
(is (= (:headers @resp) {"X-Frame-Options" "DENY"}))))
(testing "nil response"
(let [handler (-> (fn [_ respond _] (respond nil))
(wrap-frame-options :deny))
resp (promise)
ex (promise)]
(handler (request :get "/") resp ex)
(is (not (realized? ex)))
(is (nil? @resp)))))
(deftest test-wrap-content-type-options
(let [handle-hello (constantly (-> (response "hello") (content-type "text/plain")))]
(testing "nosniff"
(let [handler (wrap-content-type-options handle-hello :nosniff)
resp (handler (request :get "/"))]
(is (= resp {:status 200
:headers {"X-Content-Type-Options" "nosniff"
"Content-Type" "text/plain"}
:body "hello"}))))
(testing "bad arguments"
(is (thrown? AssertionError (wrap-content-type-options handle-hello :foo))))
(testing "nil response"
(let [handler (wrap-content-type-options (constantly nil) :nosniff)]
(is (nil? (handler (request :get "/"))))))))
(deftest test-content-type-options-response
(testing "nosniff"
(is (= (content-type-options-response
(-> (response "hello") (content-type "text/plain"))
:nosniff)
{:status 200
:headers {"X-Content-Type-Options" "nosniff"
"Content-Type" "text/plain"}
:body "hello"})))
(testing "nil response"
(is (nil? (content-type-options-response nil :nosniff)))))
(deftest test-wrap-content-type-options-cps
(testing "nosniff"
(let [handler (-> (fn [_ respond _]
(respond (-> (response "hello") (content-type "text/plain"))))
(wrap-content-type-options :nosniff))
resp (promise)
ex (promise)]
(handler (request :get "/") resp ex)
(is (not (realized? ex)))
(is (= @resp {:status 200
:headers {"X-Content-Type-Options" "nosniff"
"Content-Type" "text/plain"}
:body "hello"}))))
(testing "nil response"
(let [handler (-> (fn [_ respond _] (respond nil))
(wrap-content-type-options :nosniff))
resp (promise)
ex (promise)]
(handler (request :get "/") resp ex)
(is (not (realized? ex)))
(is (nil? @resp)))))
(deftest test-wrap-xss-protection
(let [handle-hello (constantly (response "hello"))]
(testing "enable"
(let [handler (wrap-xss-protection handle-hello true)
resp (handler (request :get "/"))]
(is (= (:headers resp) {"X-XSS-Protection" "1"}))))
(testing "disable"
(let [handler (wrap-xss-protection handle-hello false)
resp (handler (request :get "/"))]
(is (= (:headers resp) {"X-XSS-Protection" "0"}))))
(testing "enable with block"
(let [handler (constantly
(-> (response "hello")
(content-type "text/plain")))
resp ((wrap-xss-protection handler true {:mode :block})
(request :get "/"))]
(is (= resp {:status 200
:headers {"X-XSS-Protection" "1; mode=block"
"Content-Type" "text/plain"}
:body "hello"}))))
(testing "bad arguments"
(is (thrown? AssertionError
(wrap-xss-protection handle-hello true {:mode :blob}))))
(testing "nil response"
(let [handler (wrap-xss-protection (constantly nil) true)]
(is (nil? (handler (request :get "/"))))))))
(deftest test-xss-protection-response
(testing "enable"
(is (= (xss-protection-response (response "hello") :deny)
{:status 200, :headers {"X-XSS-Protection" "1"}, :body "hello"})))
(testing "nil response"
(is (nil? (frame-options-response nil :deny)))))
(deftest test-wrap-xss-protection-cps
(testing "nosniff"
(let [handler (-> (fn [_ respond _] (respond (response "hello")))
(wrap-xss-protection true))
resp (promise)
ex (promise)]
(handler (request :get "/") resp ex)
(is (not (realized? ex)))
(is (= (:headers @resp) {"X-XSS-Protection" "1"}))))
(testing "nil response"
(let [handler (-> (fn [_ respond _] (respond nil))
(wrap-xss-protection true))
resp (promise)
ex (promise)]
(handler (request :get "/") resp ex)
(is (not (realized? ex)))
(is (nil? @resp)))))
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