8012664: Add tests for java.util.stream and lambda translation
Reviewed-by: mduigou, briangoetz
Contributed-by: Brian Goetz <brian.goetz@oracle.com>, Paul Sandoz <paul.sandoz@oracle.com>, Mike Duigou <mike.duigou@oracle.com>, Robert Field <robert.field@oracle.com>, Jim Gish <jim.gish@oracle.com>
diff --git a/test/jdk/lambda/MethodReferenceTestFDCCE.java b/test/jdk/lambda/MethodReferenceTestFDCCE.java
new file mode 100644
index 0000000..dd5b2c8
--- /dev/null
+++ b/test/jdk/lambda/MethodReferenceTestFDCCE.java
@@ -0,0 +1,146 @@
+/*
+ * 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.
+ */
+
+import org.testng.annotations.Test;
+import java.lang.reflect.Array;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
+
+/**
+ * Method references and raw types.
+ * @author Robert Field
+ */
+
+@Test
+@SuppressWarnings({"rawtypes", "unchecked"})
+public class MethodReferenceTestFDCCE {
+
+ static void assertCCE(Throwable t) {
+ assertEquals(t.getClass().getName(), "java.lang.ClassCastException");
+ }
+
+ interface Pred<T> { boolean accept(T x); }
+
+ interface Ps { boolean accept(short x); }
+
+ interface Oo { Object too(int x); }
+
+ interface Reto<T> { T m(); }
+
+ class A {}
+ class B extends A {}
+
+ static boolean isMinor(int x) {
+ return x < 18;
+ }
+
+ static boolean tst(A x) {
+ return true;
+ }
+
+ static Object otst(Object x) {
+ return x;
+ }
+
+ static boolean stst(Short x) {
+ return x < 18;
+ }
+
+ static short ritst() {
+ return 123;
+ }
+
+ public void testMethodReferenceFDPrim1() {
+ Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
+ Pred p2 = p;
+ assertTrue(p2.accept((Byte)(byte)15));
+ }
+
+ public void testMethodReferenceFDPrim2() {
+ Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
+ Pred p2 = p;
+ assertTrue(p2.accept((byte)15));
+ }
+
+ public void testMethodReferenceFDPrimICCE() {
+ Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
+ Pred p2 = p;
+ try {
+ p2.accept(15); // should throw CCE
+ fail("Exception should have been thrown");
+ } catch (Throwable t) {
+ assertCCE(t);
+ }
+ }
+
+ public void testMethodReferenceFDPrimOCCE() {
+ Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
+ Pred p2 = p;
+ try {
+ p2.accept(new Object()); // should throw CCE
+ fail("Exception should have been thrown");
+ } catch (Throwable t) {
+ assertCCE(t);
+ }
+ }
+
+ public void testMethodReferenceFDRef() {
+ Pred<B> p = MethodReferenceTestFDCCE::tst;
+ Pred p2 = p;
+ assertTrue(p2.accept(new B()));
+ }
+
+ public void testMethodReferenceFDRefCCE() {
+ Pred<B> p = MethodReferenceTestFDCCE::tst;
+ Pred p2 = p;
+ try {
+ p2.accept(new A()); // should throw CCE
+ fail("Exception should have been thrown");
+ } catch (Throwable t) {
+ assertCCE(t);
+ }
+ }
+
+ public void testMethodReferenceFDPrimPrim() {
+ Ps p = MethodReferenceTestFDCCE::isMinor;
+ assertTrue(p.accept((byte)15));
+ }
+
+ public void testMethodReferenceFDPrimBoxed() {
+ Ps p = MethodReferenceTestFDCCE::stst;
+ assertTrue(p.accept((byte)15));
+ }
+
+ public void testMethodReferenceFDPrimRef() {
+ Oo p = MethodReferenceTestFDCCE::otst;
+ assertEquals(p.too(15).getClass().getName(), "java.lang.Integer");
+ }
+
+ public void testMethodReferenceFDRet1() {
+ Reto<Short> p = MethodReferenceTestFDCCE::ritst;
+ assertEquals(p.m(), (Short)(short)123);
+ }
+
+}
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