8003280: Add lambda tests

Turn on lambda expression, method reference and default method support

Reviewed-by: jjg

langtools/test/tools/javac/lambda/LambdaExpr16.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8003280
+ * @summary Add lambda tests
+ *  check that super inside lambda is handled correctly
+ * @run main LambdaExpr16
+ */
+public class LambdaExpr16 {
+
+    static int assertionCount = 0;
+
+    static void assertTrue(boolean cond) {
+        assertionCount++;
+        if (!cond)
+            throw new AssertionError();
+    }
+
+    interface A { void m(); }
+
+    static class Sup {
+       void m() {
+          assertTrue(true);
+       }
+    }
+
+    static class Sub extends Sup {
+        void testLambda1() {
+            A a = ()->{ super.m(); };
+            a.m();
+        }
+        void testLambda2() {
+            A a = () -> { A a1 = () -> { super.m(); }; a1.m(); };
+            a.m();
+        }
+        void testRef1() {
+            A a = () -> { A a1 = super::m; a1.m(); };
+            a.m();
+        }
+        void testRef2() {
+            A a = () -> { A a1 = () -> { A a2 = super::m; a2.m(); }; a1.m(); };
+            a.m();
+        }
+    }
+
+   public static void main(String[] args) {
+      Sub s = new Sub();
+      s.testLambda1();
+      s.testLambda2();
+      s.testRef1();
+      s.testRef2();
+      assertTrue(assertionCount == 4);
+   }
+}