hy/tests/native_tests/language.hy

;

(import-from tests.resources kwtest)
(import-from os.path exists isdir isfile)
(import sys)


(defn test-sys-argv []
  "NATIVE: test sys.argv"
  (assert (isinstance sys.argv list)))


(defn test-lists []
  "NATIVE: test lists work right"
  (assert (= [1 2 3 4] (+ [1 2] [3 4]))))


(defn test-for-loop []
  "NATIVE: test for loops?"
  (def count 0)
  (for [x [1 2 3 4 5]]
    (def count (+ count x)))
  (assert (= count 15)))


(defn test-in []
  "NATIVE: test in"
  (assert (in "a" ["a" "b" "c" "d"]))
  (assert (not-in "f" ["a" "b" "c" "d"])))


(defn test-noteq []
  "NATIVE: not eq"
  (assert (!= 2 3)))


(defn test-numops []
  "NATIVE: test numpos"
  (assert (> 5 4 3 2 1))
  (assert (< 1 2 3 4 5))
  (assert (<= 5 5 5 5 ))
  (assert (>= 5 5 5 5 )))


(defn test-is []
  "NATIVE: test is can deal with None"
  (def a null)
  (assert (is a null))
  (assert (is-not a "b")))


(defn test-branching []
  "NATIVE: test if branching"
  (if true
    (assert (= 1 1))
    (assert (= 2 1))))


(defn test-branching-with-do []
  "NATIVE: test if branching (multiline)"
  (if false
    (assert (= 2 1))
    (do
      (assert (= 1 1))
      (assert (= 1 1))
      (assert (= 1 1)))))


(defn test-cond []
  "NATIVE: test if cond sorta works."
  (cond
    (= 1 2) (assert (= true false))
    (is null null) (assert (= true true))))


(defn test-index []
  "NATIVE: Test that dict access works"
  (assert (get {"one" "two"} "one") "two")
  (assert (= (get [1 2 3 4 5] 1) 2)))


(defn test-lambda []
  "NATIVE: test lambda operator"
  (def square (lambda [x] (* x x)))
  (assert (= 4 (square 2))))


(defn test-imported-bits []
  "NATIVE: test the imports work"
  (assert (is (exists ".") true))
  (assert (is (isdir ".") true))
  (assert (is (isfile ".") false)))


(defn foodec [func]
  (lambda [] (+ 1 1)))


(decorate-with foodec
  (defn tfunction []
    (* 2 2)))


(defn test-decorators []
  "NATIVE: test decorators."
  (assert (= (tfunction) 2)))


(defn test-kwargs []
  "NATIVE: test kwargs things."
  (assert (= (kwapply (kwtest) {"one" "two"}) {"one" "two"})))


(defn test-dotted []
  "NATIVE: test dotted invocation"
  (assert (= (.join " " ["one" "two"]) "one two")))


(defn test-exceptions []
  "NATIVE: test Exceptions"
  (try
    (throw (KeyError))
    (catch IOError  (assert (= 2 1)))
    (catch KeyError (do
                      (+ 1 1)
                      (assert (= 1 1))))))

(defn test-earmuffs []
  "NATIVE: Test earmuffs"
  (def *foo* "2")
  (def foo "3")
  (assert (= *foo* FOO))
  (assert (!= *foo* foo)))