attila@1250: /*
sundar@1482:  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
attila@1250:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
sundar@1482:  *
attila@1250:  * This code is free software; you can redistribute it and/or modify it
attila@1250:  * under the terms of the GNU General Public License version 2 only, as
attila@1250:  * published by the Free Software Foundation.
sundar@1482:  *
attila@1250:  * This code is distributed in the hope that it will be useful, but WITHOUT
attila@1250:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
attila@1250:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
attila@1250:  * version 2 for more details (a copy is included in the LICENSE file that
attila@1250:  * accompanied this code).
sundar@1482:  *
attila@1250:  * You should have received a copy of the GNU General Public License version
attila@1250:  * 2 along with this work; if not, write to the Free Software Foundation,
attila@1250:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
sundar@1482:  *
attila@1250:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
attila@1250:  * or visit www.oracle.com if you need additional information or have any
attila@1250:  * questions.
attila@1250:  */
attila@1250: 
attila@1250: /**
attila@1250:  * JDK-8072426: Can't compare Java objects to strings or numbers
attila@1250:  *
attila@1250:  * @test
attila@1250:  * @run
attila@1250:  */
attila@1250: 
attila@1250: Assert.assertTrue(java.math.RoundingMode.UP == "UP");
attila@1250: 
attila@1250: var JSObject = Java.type("jdk.nashorn.api.scripting.JSObject");
attila@1250: 
attila@1250: // Adds an "isFunction" member to the JSObject that returns the specified value
attila@1250: function addIsFunction(isFunction, obj) {
attila@1250:     obj.isFunction = function() {
attila@1250:         return isFunction;
attila@1250:     };
attila@1250:     return obj;
attila@1250: }
attila@1250: 
attila@1250: function makeJSObjectConstantFunction(value) {
attila@1250:     return new JSObject(addIsFunction(true, {
attila@1250:         call: function() {
attila@1250:             return value;
attila@1250:         }
attila@1250:     }));
attila@1250: }
attila@1250: 
attila@1250: function makeJSObjectWithMembers(mapping) {
attila@1250:     return new JSObject({
attila@1250:         getMember: function(name) {
attila@1250:             Assert.assertTrue(mapping.hasOwnProperty(name));
attila@1250:             return mapping[name];
attila@1250:         },
attila@1250:         toNumber: function() {
attila@1250:             // toNumber no longer invoked
attila@1250:             Assert.fail();
attila@1250:         }
attila@1250:     });
attila@1250: }
attila@1250: 
attila@1250: // Test JSObjectLinker toInt32/toLong/toNumber
attila@1250: function testNumericJSObject(kind, value) {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:             valueOf: makeJSObjectConstantFunction(value)
attila@1250:         });
attila@1250: 
attila@1250:     if (kind === "double") {
attila@1250:         // There's no assertEquals(double actual, double expected). There's only
attila@1250:         // assertEquals(double actual, double expected, double delta).
attila@1250:         Assert["assertEquals(double,double,double)"](value, obj, 0);
attila@1250:     } else {
attila@1250:         Assert["assertEquals(" + kind + ", " + kind + ")"](value, obj);
attila@1250:     }
attila@1250:     Assert.assertTrue(value == Number(obj));
attila@1250: }
attila@1250: testNumericJSObject("int", 42);
attila@1250: testNumericJSObject("long", 4294967296);
attila@1250: testNumericJSObject("double", 1.2);
attila@1250: 
attila@1250: // Test fallback from toNumber to toString for numeric conversion when toNumber doesn't exist
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         valueOf:  null, // Explicitly no valueOf
attila@1250:         toString: makeJSObjectConstantFunction("123")
attila@1250:     });
attila@1250:     Assert["assertEquals(int,int)"](123, obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test fallback from toNumber to toString for numeric conversion when toNumber isn't a callable
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         valueOf:  new JSObject(addIsFunction(false, {})),
attila@1250:         toString: makeJSObjectConstantFunction("124")
attila@1250:     });
attila@1250:     Assert["assertEquals(int,int)"](124, obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test fallback from toNumber to toString for numeric conversion when toNumber returns a non-primitive
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         valueOf:  makeJSObjectConstantFunction({}),
attila@1250:         toString: makeJSObjectConstantFunction("125")
attila@1250:     });
attila@1250:     Assert["assertEquals(int,int)"](125, obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test TypeError from toNumber to toString when both return a non-primitive
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         valueOf:  makeJSObjectConstantFunction({}),
attila@1250:         toString: makeJSObjectConstantFunction({})
attila@1250:     });
attila@1250:     try {
attila@1250:         Number(obj);
attila@1250:         Assert.fail(); // must throw
attila@1250:     } catch(e) {
attila@1250:         Assert.assertTrue(e instanceof TypeError); 
attila@1250:     }
attila@1250: })();
attila@1250: 
attila@1250: // Test toString for string conversion
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         toString: makeJSObjectConstantFunction("Hello")
attila@1250:     });
attila@1250:     Assert.assertTrue("Hello" === String(obj));
attila@1250:     Assert["assertEquals(String,String)"]("Hello", obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test fallback from toString to valueOf for string conversion when toString doesn't exist
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         toString: null,
attila@1250:         valueOf:  makeJSObjectConstantFunction("Hello1")
attila@1250:     });
attila@1250:     Assert.assertTrue("Hello1" === String(obj));
attila@1250:     Assert["assertEquals(String,String)"]("Hello1", obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test fallback from toString to valueOf for string conversion when toString is not callable
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         toString: new JSObject(addIsFunction(false, {})),
attila@1250:         valueOf:  makeJSObjectConstantFunction("Hello2")
attila@1250:     });
attila@1250:     Assert["assertEquals(String,String)"]("Hello2", obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test fallback from toString to valueOf for string conversion when toString returns non-primitive
attila@1250: (function() {
attila@1250:     var obj = makeJSObjectWithMembers({
attila@1250:         toString: makeJSObjectConstantFunction({}),
attila@1250:         valueOf:  makeJSObjectConstantFunction("Hello3")
attila@1250:     });
attila@1250:     Assert["assertEquals(String,String)"]("Hello3", obj);
attila@1250: })();
attila@1250: 
attila@1250: // Test toBoolean for JSObject
attila@1250: (function() {
attila@1250:     Assert["assertEquals(boolean,boolean)"](true, new JSObject({}));
attila@1250: })();