langtools/test/tools/javac/lambda/LambdaExpr12.java
changeset 14547 86d8d242b0c4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/lambda/LambdaExpr12.java	Sat Nov 17 19:01:03 2012 +0000
@@ -0,0 +1,66 @@
+/*
+ * 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 creating an inner class from a lambda does add a captured this
+ * @run main LambdaExpr12
+ */
+
+public class LambdaExpr12 {
+
+    static int assertionCount = 0;
+
+    static void assertTrue(boolean cond) {
+        assertionCount++;
+        if (!cond)
+            throw new AssertionError();
+    }
+
+    interface Getter<X> {
+        X get();
+    }
+
+
+    interface Mapper<X,Y> {
+        Y map(X x);
+    }
+
+    void test() {
+        Mapper<String, Getter<Character>> mapper =
+                (final String s) -> new Getter<Character>() {
+                     @Override
+                     public Character get() {
+                         return s.charAt(0);
+                     }
+                };
+        assertTrue(mapper.map("First").get() == 'F');
+    }
+
+    public static void main(String[] args) {
+        new LambdaExpr12().test();
+        assertTrue(assertionCount == 1);
+    }
+}