hy/tests/native_tests/quote.hy
2013-05-11 00:29:42 +02:00

56 lines
1.6 KiB
Hy

(defn test-quote []
"NATIVE: test for quoting functionality"
(setf q (quote (a b c)))
(assert (= (len q) 3))
(assert (= q [(quote a) (quote b) (quote c)])))
(defn test-quoted-hoistable []
"NATIVE: check whether quote works on hoisted things"
(setf f (quote (if true true true)))
(assert (= (car f) (quote if)))
(assert (= (cdr f) (quote (true true true)))))
(defn test-quoted-macroexpand []
"NATIVE: check that we don't expand macros in quoted expressions"
(setf q1 (quote (-> a b c)))
(setf q2 (quasiquote (-> a b c)))
(assert (= q1 q2))
(assert (= (car q1) (quote ->)))
(assert (= (cdr q1) (quote (a b c)))))
(defn test-quasiquote []
"NATIVE: test that quasiquote and quote are equivalent for simple cases"
(setf q (quote (a b c)))
(setf qq (quasiquote (a b c)))
(assert (= q qq)))
(defn test-unquote []
"NATIVE: test that unquote works as expected"
(setf q (quote (unquote foo)))
(assert (= (len q) 2))
(assert (= (get q 1) (quote foo)))
(setf qq (quasiquote (a b c (unquote (+ 1 2)))))
(assert (= (len qq) 4))
(assert (= qq (quote (a b c 3)))))
(defn test-unquote-splice []
"NATIVE: test splicing unquotes"
(setf q (quote (c d e)))
(setf qq (quasiquote (a b (unquote-splice q) f (unquote-splice q))))
(assert (= (len qq) 9))
(assert (= qq (quote (a b c d e f c d e)))))
(defn test-nested-quasiquote []
"NATIVE: test nested quasiquotes"
(setf qq (quasiquote (1 (quasiquote (unquote (+ 1 (unquote (+ 2 3))))) 4)))
(setf q (quote (1 (quasiquote (unquote (+ 1 5))) 4)))
(assert (= (len q) 3))
(assert (= (get qq 1) (quote (quasiquote (unquote (+ 1 5))))))
(assert (= q qq)))