--- a/nashorn/test/src/jdk/nashorn/api/scripting/ScriptObjectMirrorTest.java Wed Jul 05 20:26:30 2017 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,387 +0,0 @@
-/*
- * Copyright (c) 2010, 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. 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.
- */
-
-package jdk.nashorn.api.scripting;
-
-import static org.testng.Assert.assertEquals;
-import static org.testng.Assert.assertFalse;
-import static org.testng.Assert.assertTrue;
-import static org.testng.Assert.fail;
-
-import java.nio.ByteBuffer;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.function.Function;
-import javax.script.Bindings;
-import javax.script.Invocable;
-import javax.script.ScriptContext;
-import javax.script.ScriptEngine;
-import javax.script.ScriptEngineManager;
-import javax.script.ScriptException;
-import org.testng.annotations.Test;
-
-/**
- * Tests to check jdk.nashorn.api.scripting.ScriptObjectMirror API.
- */
-@SuppressWarnings("javadoc")
-public class ScriptObjectMirrorTest {
-
- @SuppressWarnings("unchecked")
- @Test
- public void reflectionTest() throws ScriptException {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
-
- e.eval("var obj = { x: 344, y: 'nashorn' }");
-
- int count = 0;
- Map<Object, Object> map = (Map<Object, Object>) e.get("obj");
- assertFalse(map.isEmpty());
- assertTrue(map.keySet().contains("x"));
- assertTrue(map.containsKey("x"));
- assertTrue(map.values().contains("nashorn"));
- assertTrue(map.containsValue("nashorn"));
- for (final Map.Entry<?, ?> ex : map.entrySet()) {
- final Object key = ex.getKey();
- if (key.equals("x")) {
- assertTrue(344 == ((Number) ex.getValue()).doubleValue());
- count++;
- } else if (key.equals("y")) {
- assertEquals(ex.getValue(), "nashorn");
- count++;
- }
- }
- assertEquals(2, count);
- assertEquals(2, map.size());
-
- // add property
- map.put("z", "hello");
- assertEquals(e.eval("obj.z"), "hello");
- assertEquals(map.get("z"), "hello");
- assertTrue(map.keySet().contains("z"));
- assertTrue(map.containsKey("z"));
- assertTrue(map.values().contains("hello"));
- assertTrue(map.containsValue("hello"));
- assertEquals(map.size(), 3);
-
- final Map<Object, Object> newMap = new HashMap<>();
- newMap.put("foo", 23.0);
- newMap.put("bar", true);
- map.putAll(newMap);
-
- assertEquals(e.eval("obj.foo"), 23.0);
- assertEquals(e.eval("obj.bar"), true);
-
- // remove using map method
- map.remove("foo");
- assertEquals(e.eval("typeof obj.foo"), "undefined");
-
- count = 0;
- e.eval("var arr = [ true, 'hello' ]");
- map = (Map<Object, Object>) e.get("arr");
- assertFalse(map.isEmpty());
- assertTrue(map.containsKey("length"));
- assertTrue(map.containsValue("hello"));
- for (final Map.Entry<?, ?> ex : map.entrySet()) {
- final Object key = ex.getKey();
- if (key.equals("0")) {
- assertEquals(ex.getValue(), Boolean.TRUE);
- count++;
- } else if (key.equals("1")) {
- assertEquals(ex.getValue(), "hello");
- count++;
- }
- }
- assertEquals(count, 2);
- assertEquals(map.size(), 2);
-
- // add element
- map.put("2", "world");
- assertEquals(map.get("2"), "world");
- assertEquals(map.size(), 3);
-
- // remove all
- map.clear();
- assertTrue(map.isEmpty());
- assertEquals(e.eval("typeof arr[0]"), "undefined");
- assertEquals(e.eval("typeof arr[1]"), "undefined");
- assertEquals(e.eval("typeof arr[2]"), "undefined");
- }
-
- @Test
- public void jsobjectTest() {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
- try {
- e.eval("var obj = { '1': 'world', func: function() { return this.bar; }, bar: 'hello' }");
- final ScriptObjectMirror obj = (ScriptObjectMirror) e.get("obj");
-
- // try basic get on existing properties
- if (!obj.getMember("bar").equals("hello")) {
- fail("obj.bar != 'hello'");
- }
-
- if (!obj.getSlot(1).equals("world")) {
- fail("obj[1] != 'world'");
- }
-
- if (!obj.callMember("func", new Object[0]).equals("hello")) {
- fail("obj.func() != 'hello'");
- }
-
- // try setting properties
- obj.setMember("bar", "new-bar");
- obj.setSlot(1, "new-element-1");
- if (!obj.getMember("bar").equals("new-bar")) {
- fail("obj.bar != 'new-bar'");
- }
-
- if (!obj.getSlot(1).equals("new-element-1")) {
- fail("obj[1] != 'new-element-1'");
- }
-
- // try adding properties
- obj.setMember("prop", "prop-value");
- obj.setSlot(12, "element-12");
- if (!obj.getMember("prop").equals("prop-value")) {
- fail("obj.prop != 'prop-value'");
- }
-
- if (!obj.getSlot(12).equals("element-12")) {
- fail("obj[12] != 'element-12'");
- }
-
- // delete properties
- obj.removeMember("prop");
- if ("prop-value".equals(obj.getMember("prop"))) {
- fail("obj.prop is not deleted!");
- }
-
- // Simple eval tests
- assertEquals(obj.eval("typeof Object"), "function");
- assertEquals(obj.eval("'nashorn'.substring(3)"), "horn");
- } catch (final Exception exp) {
- exp.printStackTrace();
- fail(exp.getMessage());
- }
- }
-
- @Test
- public void scriptObjectMirrorToStringTest() {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
- try {
- final Object obj = e.eval("new TypeError('wrong type')");
- assertEquals(obj.toString(), "TypeError: wrong type", "toString returns wrong value");
- } catch (final Throwable t) {
- t.printStackTrace();
- fail(t.getMessage());
- }
-
- try {
- final Object obj = e.eval("function func() { print('hello'); }");
- assertEquals(obj.toString(), "function func() { print('hello'); }", "toString returns wrong value");
- } catch (final Throwable t) {
- t.printStackTrace();
- fail(t.getMessage());
- }
- }
-
- @Test
- public void mirrorNewObjectGlobalFunctionTest() throws ScriptException {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
- final ScriptEngine e2 = m.getEngineByName("nashorn");
-
- e.eval("function func() {}");
- e2.put("foo", e.get("func"));
- final ScriptObjectMirror e2global = (ScriptObjectMirror)e2.eval("this");
- final Object newObj = ((ScriptObjectMirror)e2global.getMember("foo")).newObject();
- assertTrue(newObj instanceof ScriptObjectMirror);
- }
-
- @Test
- public void mirrorNewObjectInstanceFunctionTest() throws ScriptException {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
- final ScriptEngine e2 = m.getEngineByName("nashorn");
-
- e.eval("function func() {}");
- e2.put("func", e.get("func"));
- final ScriptObjectMirror e2obj = (ScriptObjectMirror)e2.eval("({ foo: func })");
- final Object newObj = ((ScriptObjectMirror)e2obj.getMember("foo")).newObject();
- assertTrue(newObj instanceof ScriptObjectMirror);
- }
-
- @Test
- public void indexPropertiesExternalBufferTest() throws ScriptException {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
- final ScriptObjectMirror obj = (ScriptObjectMirror)e.eval("var obj = {}; obj");
- final ByteBuffer buf = ByteBuffer.allocate(5);
- int i;
- for (i = 0; i < 5; i++) {
- buf.put(i, (byte)(i+10));
- }
- obj.setIndexedPropertiesToExternalArrayData(buf);
-
- for (i = 0; i < 5; i++) {
- assertEquals((byte)(i+10), ((Number)e.eval("obj[" + i + "]")).byteValue());
- }
-
- e.eval("for (i = 0; i < 5; i++) obj[i] = 0");
- for (i = 0; i < 5; i++) {
- assertEquals((byte)0, ((Number)e.eval("obj[" + i + "]")).byteValue());
- assertEquals((byte)0, buf.get(i));
- }
- }
-
- @Test
- public void conversionTest() throws ScriptException {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine e = m.getEngineByName("nashorn");
- final ScriptObjectMirror arr = (ScriptObjectMirror)e.eval("[33, 45, 23]");
- final int[] intArr = arr.to(int[].class);
- assertEquals(intArr[0], 33);
- assertEquals(intArr[1], 45);
- assertEquals(intArr[2], 23);
-
- final List<?> list = arr.to(List.class);
- assertEquals(list.get(0), 33);
- assertEquals(list.get(1), 45);
- assertEquals(list.get(2), 23);
-
- ScriptObjectMirror obj = (ScriptObjectMirror)e.eval(
- "({ valueOf: function() { return 42 } })");
- assertEquals(Double.valueOf(42.0), obj.to(Double.class));
-
- obj = (ScriptObjectMirror)e.eval(
- "({ toString: function() { return 'foo' } })");
- assertEquals("foo", obj.to(String.class));
- }
-
- // @bug 8044000: Access to undefined property yields "null" instead of "undefined"
- @Test
- public void mapScriptObjectMirrorCallsiteTest() throws ScriptException {
- final ScriptEngineManager m = new ScriptEngineManager();
- final ScriptEngine engine = m.getEngineByName("nashorn");
- final String TEST_SCRIPT = "typeof obj.foo";
-
- final Bindings global = engine.getContext().getBindings(ScriptContext.ENGINE_SCOPE);
- engine.eval("var obj = java.util.Collections.emptyMap()");
- // this will drive callsite "obj.foo" of TEST_SCRIPT
- // to use "obj instanceof Map" as it's guard
- engine.eval(TEST_SCRIPT, global);
- // redefine 'obj' to be a script object
- engine.eval("obj = {}");
-
- final Bindings newGlobal = engine.createBindings();
- // transfer 'obj' from default global to new global
- // new global will get a ScriptObjectMirror wrapping 'obj'
- newGlobal.put("obj", global.get("obj"));
-
- // Every ScriptObjectMirror is a Map! If callsite "obj.foo"
- // does not see the new 'obj' is a ScriptObjectMirror, it'll
- // continue to use Map's get("obj.foo") instead of ScriptObjectMirror's
- // getMember("obj.foo") - thereby getting null instead of undefined
- assertEquals("undefined", engine.eval(TEST_SCRIPT, newGlobal));
- }
-
- public interface MirrorCheckExample {
- Object test1(Object arg);
- Object test2(Object arg);
- boolean compare(Object o1, Object o2);
- }
-
- // @bug 8053910: ScriptObjectMirror causing havoc with Invocation interface
- @Test
- public void checkMirrorToObject() throws Exception {
- final ScriptEngineManager engineManager = new ScriptEngineManager();
- final ScriptEngine engine = engineManager.getEngineByName("nashorn");
- final Invocable invocable = (Invocable)engine;
-
- engine.eval("function test1(arg) { return { arg: arg }; }");
- engine.eval("function test2(arg) { return arg; }");
- engine.eval("function compare(arg1, arg2) { return arg1 == arg2; }");
-
- final Map<String, Object> map = new HashMap<>();
- map.put("option", true);
-
- final MirrorCheckExample example = invocable.getInterface(MirrorCheckExample.class);
-
- final Object value1 = invocable.invokeFunction("test1", map);
- final Object value2 = example.test1(map);
- final Object value3 = invocable.invokeFunction("test2", value2);
- final Object value4 = example.test2(value2);
-
- // check that Object type argument receives a ScriptObjectMirror
- // when ScriptObject is passed
- assertEquals(ScriptObjectMirror.class, value1.getClass());
- assertEquals(ScriptObjectMirror.class, value2.getClass());
- assertEquals(ScriptObjectMirror.class, value3.getClass());
- assertEquals(ScriptObjectMirror.class, value4.getClass());
- assertTrue((boolean)invocable.invokeFunction("compare", value1, value1));
- assertTrue(example.compare(value1, value1));
- assertTrue((boolean)invocable.invokeFunction("compare", value3, value4));
- assertTrue(example.compare(value3, value4));
- }
-
- // @bug 8053910: ScriptObjectMirror causing havoc with Invocation interface
- @Test
- public void mirrorUnwrapInterfaceMethod() throws Exception {
- final ScriptEngineManager engineManager = new ScriptEngineManager();
- final ScriptEngine engine = engineManager.getEngineByName("nashorn");
- final Invocable invocable = (Invocable)engine;
- engine.eval("function apply(obj) { " +
- " return obj instanceof Packages.jdk.nashorn.api.scripting.ScriptObjectMirror; " +
- "}");
- @SuppressWarnings("unchecked")
- final Function<Object,Object> func = invocable.getInterface(Function.class);
- assertFalse((boolean)func.apply(engine.eval("({ x: 2 })")));
- }
-
- // @bug 8055687: Wrong "this" passed to JSObject.eval call
- @Test
- public void checkThisForJSObjectEval() throws Exception {
- final ScriptEngineManager engineManager = new ScriptEngineManager();
- final ScriptEngine e = engineManager.getEngineByName("nashorn");
- final JSObject jsobj = (JSObject)e.eval("({foo: 23, bar: 'hello' })");
- assertEquals(((Number)jsobj.eval("this.foo")).intValue(), 23);
- assertEquals(jsobj.eval("this.bar"), "hello");
- assertEquals(jsobj.eval("String(this)"), "[object Object]");
- final Object global = e.eval("this");
- assertFalse(global.equals(jsobj.eval("this")));
- }
-
- @Test
- public void topLevelAnonFuncStatement() throws Exception {
- final ScriptEngineManager engineManager = new ScriptEngineManager();
- final ScriptEngine e = engineManager.getEngineByName("nashorn");
- final JSObject func = (JSObject)e.eval("function(x) { return x + ' world' }");
- assertTrue(func.isFunction());
- assertEquals(func.call(e.eval("this"), "hello"), "hello world");
- }
-}