add clojure and fix testcases

Author: mountain

src/main/clojure/skiverse/main.clj

@@ -1,6 +1,7 @@
 (ns skiverse.main
+  (:import skiverse.ParticleSystem)
   (:require [clojure.tools.logging :as log])
   (:gen-class))
 
 (defn -main []
-  )
+  (ParticleSystem/main (make-array java.lang.String 0)))

src/tests/java/ski/SKITest.java

@@ -158,8 +158,10 @@ void testSelfApplication() {
     @Test
     void testChain() {
         Combinator chain = cons(cons(iota(), cons(cons(cons(iota(), cons(cons(S(), iota()), iota())), iota()), iota())), var("x"));
-        chain.supply(new Potential(256.0));
         assertEquals("((ι, (((ι, ((S, ι), ι)), ι), ι)), x)", chain.script());
+        chain.supply(new Potential(7.0));
+        assertEquals("((ι, (((ι, ((S, ι), ι)), ι), ι)), x)", chain.eval().script());
+        chain.supply(new Potential(8.0));
         assertEquals("((((((ι, ((S, ι), ι)), ι), ι), S), K), x)", chain.eval().script());
     }