conditional \#when and \#unless

src/test/cases/ConditionalCompilationTestCase.hx

@@ -17,4 +17,20 @@ class ConditionalCompilationTestCase extends Test {
         Assert.isTrue(runningInPyOrJs);
         #end
     }
+
+    function testWhen() {
+        #if interp
+        Assert.equals(6, number());
+        #else
+        Assert.equals(5, number());
+        #end
+    }
+
+    function testUnless() {
+        #if !interp
+        Assert.equals(9, number2());
+        #else
+        Assert.equals(12, number2());
+        #end
+    }
 }

src/test/cases/ConditionalCompilationTestCase.kiss

@@ -1,3 +1,16 @@
 (defvar runningInHaxe (#if interp true false))
 (defvar runningInPyOrJs (#if (or py js) true false))
 
+(defun number []
+    (let [&mut num 5]
+        (#when interp
+            (+= num 5)
+            (-= num 4))
+        num))
+
+(defun number2 []
+    (let [&mut num 12]
+        (#unless interp
+            (+= num 5)
+            (-= num 8))
+        num))