--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/javax/script/GetInterfaceTest.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2011, 2013, 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 6960211
+ * @summary JavaScript engine allows creation of interface although methods not available.
+ */
+
+import javax.script.*;
+
+public class GetInterfaceTest {
+ public static void main(String[] args) throws Exception {
+ ScriptEngineManager manager = new ScriptEngineManager();
+ ScriptEngine engine = manager.getEngineByName("nashorn");
+
+ if (engine == null) {
+ System.out.println("Warning: No js engine engine found; test vacuously passes.");
+ return;
+ }
+
+ // don't define any function.
+ engine.eval("");
+
+ Runnable runnable = ((Invocable)engine).getInterface(Runnable.class);
+ if (runnable != null) {
+ throw new RuntimeException("runnable is not null!");
+ }
+
+ // now define "run"
+ engine.eval("function run() { print('this is run function'); }");
+ runnable = ((Invocable)engine).getInterface(Runnable.class);
+ // should not return null now!
+ runnable.run();
+
+ // define only one method of "Foo2"
+ engine.eval("function bar() { print('bar function'); }");
+ Foo2 foo2 = ((Invocable)engine).getInterface(Foo2.class);
+ if (foo2 != null) {
+ throw new RuntimeException("foo2 is not null!");
+ }
+
+ // now define other method of "Foo2"
+ engine.eval("function bar2() { print('bar2 function'); }");
+ foo2 = ((Invocable)engine).getInterface(Foo2.class);
+ foo2.bar();
+ foo2.bar2();
+ }
+
+ public interface Foo {
+ public void bar();
+ }
+
+ public interface Foo2 extends Foo {
+ public void bar2();
+ }
+}