jdk8-mips64-public/nashorn: test/script/basic/JDK-8144020.js@1df40fe54cd6 (annotated)

test/script/basic/JDK-8144020.js@1df40fe54cd6 (annotated)

test/script/basic/JDK-8144020.js

Tue, 21 Mar 2017 13:41:57 -0700

author: asaha
date: Tue, 21 Mar 2017 13:41:57 -0700
changeset 2160: 1df40fe54cd6
parent 1720: c09b105e7be5
permissions: -rw-r--r--

Merge

 /*
  * Copyright (c) 2015, 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.
  */
 /**
  * JDK-8144020: Remove long as an internal numeric type
  *
  * @test
  * @run
  */
 var LongProvider = Java.type("jdk.nashorn.test.models.LongProvider");
 var Long = Java.type("java.lang.Long");
 var LongClass = Long.class;
 var Integer = Java.type("java.lang.Integer");
 var Double = Java.type("java.lang.Double");
 var INT      = "3";
 var DOUBLE   = "5.5";
 var MAX_LONG = "9223372036854775807";
 var MIN_LONG = "-9223372036854775808";
 var BIG_LONG = "281474976710655"; // can be represented as double
 var NEG_LONG = "-281474976710656"; // can be represented as double
 var SMALL_LONG = "13";
 // Make sure we can pass longs from and to Java without losing precision
 LongProvider.checkLong(LongProvider.getLong(MAX_LONG), MAX_LONG);
 LongProvider.checkLong(LongProvider.getLong(MIN_LONG), MIN_LONG);
 LongProvider.checkLong(LongProvider.getLong(BIG_LONG), BIG_LONG);
 LongProvider.checkLong(LongProvider.getLong(NEG_LONG), NEG_LONG);
 LongProvider.checkLong(LongProvider.getLong(SMALL_LONG), SMALL_LONG);
 // a polymorphic function that can return various number types
 function getNumber(str) {
     switch (str) {
         case INT:    return +INT;
         case DOUBLE: return +DOUBLE;
         default:     return Long.parseLong(str);
     }
 }
 function compareValue(n, str) {
     switch (str) {
         case INT:    return Integer.compare(n, Integer.parseInt(str) == 0);
         case DOUBLE: return Double.compare(n, Double.parseDouble(str) == 0);
         default:     return Long.compare(n, Long.parseLong(str) == 0);
     }
 }
 // Call a a function with a sequence of values. The purpose of this is that we can handle
 // longs without losing precision in the presence of optimistic deoptimization, cached callsites, etc.
 function testSequence(fn, values) {
     for (var i in values) {
         fn(values[i]);
     }
 }
 // We need to use "fresh" (unlinked and un-deoptimized) functions for each of the test runs.
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [INT, BIG_LONG, MIN_LONG]);
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [INT, MAX_LONG]);
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [INT, DOUBLE, NEG_LONG]);
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [DOUBLE, MAX_LONG]);
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [DOUBLE, SMALL_LONG, MAX_LONG]);
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [INT, DOUBLE, NEG_LONG, MAX_LONG]);
 testSequence(function(str) {
     var n = getNumber(str);
     Assert.assertTrue(compareValue(n, str));
 }, [DOUBLE, MAX_LONG, DOUBLE, INT]);
 // Make sure long arrays make it through Java.from and Java.to without losing precision
 var longArrayType = Java.type("long[]");
 for (var i = 0; i < 3; i++) {
     LongProvider.checkLongArray(Java.to(Java.from(LongProvider.getLongArray(i)), longArrayType), i);
 }
 l = Long.parseLong(BIG_LONG);
 Assert.assertTrue(l >>> 8 === 0xffffff);
 Assert.assertTrue(l << 8 === -0x100);
 Assert.assertTrue(l + 1 === 0x1000000000000);
 Assert.assertTrue(l - 1 === 0xfffffffffffe);
 Assert.assertEquals(LongProvider.getLong(MAX_LONG).getClass(), LongClass);
 Assert.assertEquals(LongProvider.getLong(MIN_LONG).getClass(), LongClass);