--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/lambda/lambdaExecution/LambdaTranslationTest1.java Tue Nov 20 09:58:55 2012 -0800
@@ -0,0 +1,234 @@
+/*
+ * 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 8003639
+ * @summary convert lambda testng tests to jtreg and add them
+ * @run testng LambdaTranslationTest1
+ */
+
+import org.testng.annotations.Test;
+
+import static org.testng.Assert.assertEquals;
+
+@Test
+public class LambdaTranslationTest1 extends LT1Sub {
+
+ String cntxt = "blah";
+
+ private static final ThreadLocal<Object> result = new ThreadLocal<>();
+
+ private static void setResult(Object s) { result.set(s); }
+ private static void appendResult(Object s) { result.set(result.get().toString() + s); }
+
+ private static void assertResult(String expected) {
+ assertEquals(result.get().toString(), expected);
+ }
+
+ static Integer count(String s) {
+ return s.length();
+ }
+
+ static int icount(String s) {
+ return s.length();
+ }
+
+ static void eye(Integer i) {
+ setResult(String.format("I:%d", i));
+ }
+
+ static void ieye(int i) {
+ setResult(String.format("i:%d", i));
+ }
+
+ static void deye(double d) {
+ setResult(String.format("d:%f", d));
+ }
+
+ public void testLambdas() {
+ TBlock<Object> b = t -> {setResult("Sink0::" + t);};
+ b.apply("Howdy");
+ assertResult("Sink0::Howdy");
+
+ TBlock<String> b1 = t -> {setResult("Sink1::" + t);};
+ b1.apply("Rowdy");
+ assertResult("Sink1::Rowdy");
+
+ for (int i = 5; i < 10; ++i) {
+ TBlock<Integer> b2 = t -> {setResult("Sink2::" + t);};
+ b2.apply(i);
+ assertResult("Sink2::" + i);
+ }
+
+ TBlock<Integer> b3 = t -> {setResult("Sink3::" + t);};
+ for (int i = 900; i > 0; i -= 100) {
+ b3.apply(i);
+ assertResult("Sink3::" + i);
+ }
+
+ cntxt = "blah";
+ TBlock<String> b4 = t -> {setResult(String.format("b4: %s .. %s", cntxt, t));};
+ b4.apply("Yor");
+ assertResult("b4: blah .. Yor");
+
+ String flaw = "flaw";
+ TBlock<String> b5 = t -> {setResult(String.format("b5: %s .. %s", flaw, t));};
+ b5.apply("BB");
+ assertResult("b5: flaw .. BB");
+
+ cntxt = "flew";
+ TBlock<String> b6 = t -> {setResult(String.format("b6: %s .. %s .. %s", t, cntxt, flaw));};
+ b6.apply("flee");
+ assertResult("b6: flee .. flew .. flaw");
+
+ TBlock<String> b7 = t -> {setResult(String.format("b7: %s %s", t, this.protectedSuperclassMethod()));};
+ b7.apply("this:");
+ assertResult("b7: this: instance:flew");
+
+ TBlock<String> b8 = t -> {setResult(String.format("b8: %s %s", t, super.protectedSuperclassMethod()));};
+ b8.apply("super:");
+ assertResult("b8: super: I'm the sub");
+
+ TBlock<String> b7b = t -> {setResult(String.format("b9: %s %s", t, protectedSuperclassMethod()));};
+ b7b.apply("implicit this:");
+ assertResult("b9: implicit this: instance:flew");
+
+ TBlock<Object> b10 = t -> {setResult(String.format("b10: new LT1Thing: %s", (new LT1Thing(t)).str));};
+ b10.apply("thing");
+ assertResult("b10: new LT1Thing: thing");
+
+ TBlock<Object> b11 = t -> {setResult(String.format("b11: %s", (new LT1Thing(t) {
+ String get() {
+ return "*" + str.toString() + "*";
+ }
+ }).get()));};
+ b11.apply(999);
+ assertResult("b11: *999*");
+ }
+
+ public void testMethodRefs() {
+ LT1IA ia = LambdaTranslationTest1::eye;
+ ia.doit(1234);
+ assertResult("I:1234");
+
+ LT1IIA iia = LambdaTranslationTest1::ieye;
+ iia.doit(1234);
+ assertResult("i:1234");
+
+ LT1IA da = LambdaTranslationTest1::deye;
+ da.doit(1234);
+ assertResult("d:1234.000000");
+
+ LT1SA a = LambdaTranslationTest1::count;
+ assertEquals((Integer) 5, a.doit("howdy"));
+
+ a = LambdaTranslationTest1::icount;
+ assertEquals((Integer) 6, a.doit("shower"));
+ }
+
+ public void testInner() throws Exception {
+ (new In()).doInner();
+ }
+
+ protected String protectedSuperclassMethod() {
+ return "instance:" + cntxt;
+ }
+
+ private class In {
+
+ private int that = 1234;
+
+ void doInner() {
+ TBlock<String> i4 = t -> {setResult(String.format("i4: %d .. %s", that, t));};
+ i4.apply("=1234");
+ assertResult("i4: 1234 .. =1234");
+
+ TBlock<String> i5 = t -> {setResult(""); appendResult(t); appendResult(t);};
+ i5.apply("fruit");
+ assertResult("fruitfruit");
+
+ cntxt = "human";
+ TBlock<String> b4 = t -> {setResult(String.format("b4: %s .. %s", cntxt, t));};
+ b4.apply("bin");
+ assertResult("b4: human .. bin");
+
+ final String flaw = "flaw";
+
+/**
+ Callable<String> c5 = () -> "["+flaw+"]" ;
+ System.out.printf("c5: %s\n", c5.call() );
+ **/
+
+ TBlock<String> b5 = t -> {setResult(String.format("b5: %s .. %s", flaw, t));};
+ b5.apply("BB");
+ assertResult("b5: flaw .. BB");
+
+ cntxt = "borg";
+ TBlock<String> b6 = t -> {setResult(String.format("b6: %s .. %s .. %s", t, cntxt, flaw));};
+ b6.apply("flee");
+ assertResult("b6: flee .. borg .. flaw");
+
+ TBlock<String> b7b = t -> {setResult(String.format("b7b: %s %s", t, protectedSuperclassMethod()));};
+ b7b.apply("implicit outer this");
+ assertResult("b7b: implicit outer this instance:borg");
+
+ /**
+ TBlock<Object> b9 = t -> { System.out.printf("New: %s\n", (new LT1Thing(t)).str); };
+ b9.apply("thing");
+
+ TBlock<Object> ba = t -> { System.out.printf("Def: %s\n", (new LT1Thing(t) { String get() { return "*" + str.toString() +"*";}}).get() ); };
+ ba.apply(999);
+
+ */
+ }
+ }
+}
+
+class LT1Sub {
+ protected String protectedSuperclassMethod() {
+ return "I'm the sub";
+ }
+}
+
+class LT1Thing {
+ final Object str;
+
+ LT1Thing(Object s) {
+ str = s;
+ }
+}
+
+interface LT1SA {
+ Integer doit(String s);
+}
+
+interface LT1IA {
+ void doit(int i);
+}
+
+interface LT1IIA {
+ void doit(Integer i);
+}