More delegation tests

idea/testData/codegen/classes/diamondInheritance.jet

@@ -0,0 +1,22 @@
+class Base() {
+    public var v : Int
+}
+
+class Left() : Base() {}
+class Right() : Base() {}
+
+class D() : Left(), Right()
+
+fun vl(l : Left) : Int = l.v
+fun vr(r : Right) : Int = r.v
+
+fun box() : String {
+    val d = new D()
+    d.v = 42
+
+    if (d.v != 42) return "Fail #1"
+    if (vl(d) != 42) return "Fail #2"
+    if (vr(d) != 42) return "Fail #3"
+
+    return "OK"
+}

idea/testData/codegen/classes/rightHandOverride.jet

@@ -0,0 +1,18 @@
+class Left() {}
+class Right() {
+    virtual fun f() = 42
+}
+
+class D() : Left(), Right() {
+    override fun f() = 239
+}
+
+fun box() : String {
+    val r : Right = new Right()
+    val d : D = new D()
+
+    if (r.f() != 42) return "Fail #1"
+    if (d.f() != 239) return "Fail #2"
+
+    return "OK"
+}

idea/tests/org/jetbrains/jet/codegen/ClassGenTest.java

@@ -36,6 +36,14 @@ public class ClassGenTest extends CodegenTestCase {
         blackBoxFile("classes/propertyDelegation.jet");
     }
 
+    public void testDiamondInheritance() throws Exception {
+        blackBoxFile("classes/diamondInheritance.jet");
+    }
+
+    public void testRightHandOverride() throws Exception {
+        blackBoxFile("classes/rightHandOverride.jet");
+    }
+
     private static void checkInterface(Class aClass, Class ifs) {
         for (Class anInterface : aClass.getInterfaces()) {
             if (anInterface == ifs) return;