/*
* Copyright ( c ) 2020 , 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
* @ run testng ConvertTest
*/
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import java.lang.invoke.ConstantBootstraps;
import java.math.BigInteger;
import static org.testng.Assert .assertEquals;
public class ConvertTest {
@DataProvider
public static Object[][] cceInputs() {
return new Object[][]{
{ void .class , null },
{ Integer.class , "a" },
{ int .class , BigInteger.ZERO },
};
}
@Test(dataProvider = "cceInputs" , expectedExceptions = ClassCastException.class )
public void testBadConversion(Class <?> dstType, Object value) {
ConstantBootstraps.explicitCast(null , null , dstType, value);
}
@DataProvider
public static Object[][] goodInputs() {
Object o = new Object();
return new Object[][]{
{ Object.class , null , null },
{ Object.class , o, o },
{ String.class , "abc" , "abc" },
{ short .class , 10 , (short ) 10 },
{ int .class , (short ) 10 , 10 },
{ boolean .class , 1 , true },
{ boolean .class , 2 , false },
{ int .class , true , 1 },
{ int .class , false , 0 },
{ int .class , 10 , 10 },
{ Integer.class , 10 , 10 },
{ Object.class , 10 , 10 },
{ Number.class , 10 , 10 },
};
}
@Test(dataProvider = "goodInputs" )
public void testSuccess(Class <?> dstType, Object value, Object expected) {
Object actual = ConstantBootstraps.explicitCast(null , null , dstType, value);
assertEquals(actual, expected);
}
}
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¤ Dauer der Verarbeitung: 0.1 Sekunden
(vorverarbeitet am 2026-10-11)
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