Added test for 'void' live template.

idea/testData/templates/void.exp.kt

@@ -0,0 +1,3 @@
+fun foo(x : Int) {
+    <caret>
+}

idea/testData/templates/void.kt

@@ -0,0 +1 @@
+<caret>

idea/tests/org/jetbrains/jet/plugin/codeInsight/LiveTemplatesTest.java

@@ -134,6 +134,15 @@ public class LiveTemplatesTest extends LightCodeInsightFixtureTestCase {
         checkAfter();
     }
 
+    public void testVoid() {
+        start();
+
+        typeAndNextTab("foo");
+        typeAndNextTab("x : Int");
+
+        checkAfter();
+    }
+
     public void testIter() {
         start();