Added tests for simple closure examples.

translator/test/org/jetbrains/k2js/test/FunctionTest.java

@@ -28,4 +28,14 @@ public class FunctionTest extends AbstractExpressionTest {
     public void functionLiteral() throws Exception {
         testFooBoxIsTrue("functionLiteral.kt");
     }
+
+    @Test
+    public void adderClosure() throws Exception {
+        testFooBoxIsTrue("adderClosure.kt");
+    }
+
+    @Test
+    public void loopClosure() throws Exception {
+        testFooBoxIsTrue("loopClosure.kt");
+    }
 }

translator/testFiles/expression/function/cases/adderClosure.kt

@@ -0,0 +1,9 @@
+namespace foo
+
+fun box() : Boolean {
+  var sum = 0
+  val adder = {(a: Int) => sum += a }
+  adder(3)
+  adder(2)
+  return sum == 5
+}

translator/testFiles/expression/function/cases/loopClosure.kt

@@ -0,0 +1,17 @@
+namespace foo
+
+var b = 0
+
+fun loop(var times : Int) {
+   while(times > 0) {
+        val u : fun(value : Int) : Unit = {
+            b++
+        }
+        u(times--)
+   }
+}
+
+fun box() : Boolean {
+    loop(5)
+    return b == 5
+}