jdk-24/test/jdk/java/lang/String/concat/ImplicitStringConcatOrder.java
Claes Redestad 36c4b11bc6 8245455: Remove alternative StringConcatFactory strategies
Reviewed-by: jlaskey, psandoz, forax, mchung
2020-05-25 12:03:30 +02:00

71 lines
2.5 KiB
Java

/*
* Copyright (c) 2018, 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
* @summary Test implicit string concat calls argument conversions in the right order
* @bug 8200118
*
* @compile ImplicitStringConcatOrder.java
* @run main/othervm -Xverify:all ImplicitStringConcatOrder
*
* @compile -XDstringConcat=inline ImplicitStringConcatOrder.java
* @run main/othervm -Xverify:all ImplicitStringConcatOrder
*
* @compile -XDstringConcat=indy ImplicitStringConcatOrder.java
* @run main/othervm -Xverify:all ImplicitStringConcatOrder
*
* @compile -XDstringConcat=indyWithConstants ImplicitStringConcatOrder.java
* @run main/othervm -Xverify:all ImplicitStringConcatOrder
*/
import java.lang.StringBuilder;
public class ImplicitStringConcatOrder {
static MyClass c = new MyClass();
public static void main(String[] args) throws Exception {
test("foo123bar", "foo" + c + c + c + "bar");
test("bazxyz456abc", "baz" + ("xyz" + c + c) + c + "abc");
test("caf7eba89be", "caf" + c + ("eba" + c + c) + "be");
}
public static void test(String expected, String actual) {
if (!expected.equals(actual)) {
StringBuilder sb = new StringBuilder();
sb.append("Expected = ");
sb.append(expected);
sb.append(", actual = ");
sb.append(actual);
throw new IllegalStateException(sb.toString());
}
}
static class MyClass {
int x;
public String toString() {
return String.valueOf(++x);
}
}
}