attila@963: /*
attila@963:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
attila@963:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@963:  *
attila@963:  * This code is free software; you can redistribute it and/or modify it
attila@963:  * under the terms of the GNU General Public License version 2 only, as
attila@963:  * published by the Free Software Foundation.
attila@963:  *
attila@963:  * This code is distributed in the hope that it will be useful, but WITHOUT
attila@963:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
attila@963:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
attila@963:  * version 2 for more details (a copy is included in the LICENSE file that
attila@963:  * accompanied this code).
attila@963:  *
attila@963:  * You should have received a copy of the GNU General Public License version
attila@963:  * 2 along with this work; if not, write to the Free Software Foundation,
attila@963:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@963:  *
attila@963:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
attila@963:  * or visit www.oracle.com if you need additional information or have any
attila@963:  * questions.
attila@963:  */
attila@963: 
attila@963: /**
attila@963:  * Ask Debug for an event log of favourable events instead of using --log flags printing to screen
attila@963:  * @test
attila@963:  * @bug 8037086,8038398
attila@963:  * @fork
attila@963:  * @option -Dnashorn.debug=true
attila@963:  * @option --log=recompile:quiet
attila@963:  * @option --optimistic-types=true
attila@963:  */
attila@963: 
attila@963: var forName       = java.lang.Class["forName(String)"];
attila@963: var RuntimeEvent  = forName("jdk.nashorn.internal.runtime.events.RuntimeEvent").static;
attila@963: var getValue      = RuntimeEvent.class.getMethod("getValue");
attila@963: var RewriteException = forName("jdk.nashorn.internal.runtime.RewriteException").static;
attila@963: var getReturnType    = RewriteException.class.getMethod("getReturnType");
attila@963: var RecompilationEvent = forName("jdk.nashorn.internal.runtime.events.RecompilationEvent").static;
attila@963: var getReturnValue     = RecompilationEvent.class.getMethod("getReturnValue");
attila@963: var setReturnTypeAndValue = [];
attila@963: var expectedValues = [];
attila@963: 
attila@963: function checkExpectedRecompilation(f, expectedValues, testCase) {
attila@963:     Debug.clearRuntimeEvents();
attila@963:     print(f());
attila@963:     events = Debug.getRuntimeEvents();
attila@963:     //make sure we got runtime events
attila@963:     print("events = " + (events.toString().indexOf("RuntimeEvent") != -1));
attila@963:     if (events.length ==  expectedValues.length) {
attila@963:         for (var i in events) {
attila@963:             var e = events[i];
attila@963:             var returnValue = getReturnValue.invoke(e);
attila@963:             if (typeof returnValue != 'undefined') {
attila@963:             setReturnTypeAndValue[i] = [getReturnType.invoke(getValue.invoke(e)), returnValue];
attila@963:             } else {
attila@963:                 returnValue = "undefined";
attila@963:                 setReturnTypeAndValue[i] = [getReturnType.invoke(getValue.invoke(e)), returnValue];
attila@963:             }
attila@963:             if (!setReturnTypeAndValue[i].toString().equals(expectedValues[i].toString())) {
attila@963:                 fail("The return values are not as expected. Expected value: " + expectedValues[i] + " and got: " + setReturnTypeAndValue[i] + " in test case: " + f);
attila@963:             }
attila@963:         }
attila@963:     } else {
attila@963:         fail("Number of Deoptimizing recompilation is not correct, expected: " + expectedValues.length + " and found: " + events.length + " in test case: " + f);
attila@963:     }
attila@963: }
attila@963: 
attila@963: checkExpectedRecompilation(function divisionByZeroTest() {var x = { a: 2, b:1 }; x.a = Number.POSITIVE_INFINITY; x.b = 0; print(x.a/x.b); return 1;},
attila@963:                            expectedValues =[['double', 'Infinity']]);
attila@963: checkExpectedRecompilation(function divisionWithRemainderTest() {var x = { a: 7, b:2 }; print(x.a/x.b); return 1;}, expectedValues =[['double', '3.5']]);
attila@963: checkExpectedRecompilation(function infinityMultiplicationTest() {var x = { a: Number.POSITIVE_INFINITY, b: Number.POSITIVE_INFINITY}; print(x.a*x.b); return 1;},
attila@963:                            expectedValues =[['double', 'Infinity']]);
attila@963: checkExpectedRecompilation(function maxValueMultiplicationTest() {var x = { a: Number.MAX_VALUE, b: Number.MAX_VALUE}; print(x.a*x.b); return 1;},
attila@963:                            expectedValues =[['double', '1.7976931348623157e+308']]);
attila@963: checkExpectedRecompilation(function divisionByInfinityTest() {var x = { a: -1, b: Number.POSITIVE_INFINITY}; print(x.a/x.b); return 1;},
attila@963:                            expectedValues =[['double', 'Infinity']]);
attila@963: checkExpectedRecompilation(function divisionByStringTest() {var x = { a: Number.POSITIVE_INFINITY, b: 'Hello'}; print(x.a/x.b); return 1;},
attila@963:                            expectedValues =[['double', 'Infinity']]);
attila@963: checkExpectedRecompilation(function nestedFunctionTest() {var a=3,b,c; function f() {var x = 2, y =1; function g(){var y = x; var z = a; z = x*y; print(a*b)} g()}f(); return 1;},
attila@963:                            expectedValues =[['object', 'undefined']]);
attila@963: checkExpectedRecompilation(function functionTest(a,b,c) { d = (a + b) * c; print(d); return 1;}, expectedValues =[['double', 'NaN']]);
attila@963: checkExpectedRecompilation(function andTest(a,b) { d = a && b; print(d); return 1;}, expectedValues =[['object', 'undefined']]);