jdk-24/test/langtools/tools/javac/switchextra/EnumSwitchQualifiedErrors.java
2023-07-14 09:54:56 +00:00

102 lines
2.7 KiB
Java

/*
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* 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.
*
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*/
/**
* @test
* @bug 8300543 8309336 8311825
* @summary Check switches work correctly with qualified enum constants
* @compile/fail/ref=EnumSwitchQualifiedErrors.out -XDrawDiagnostics EnumSwitchQualifiedErrors.java
*/
public class EnumSwitchQualifiedErrors {
int testPatternMatchingSwitch1(I i) {
return switch(i) {
case E1.A -> 1;
case E2.A -> 2;
};
}
int testPatternMatchingSwitch2(E1 e) {
return switch(e) {
case E1.A -> 1;
case E2.A -> 4;
};
}
int testPatternMatchingSwitch3(Number n) {
return switch(n) {
case E1.A -> 1;
case E2.A -> 2;
};
}
int testPatternMatchingSwitch4(E1 e) {
return switch(e) {
case E1A -> 1;
case (E1) null -> 1;
case E1 -> 1;
default -> {}
};
}
int testPatternMatchingSwitch5(Object e) {
return switch(e) {
case E1A -> 1;
case (E1) null -> 1;
case E1 -> 1;
default -> {}
};
}
int testQualifiedDuplicate1(Object o) {
return switch(o) {
case E1.A -> 1;
case E1.A -> 2;
default -> -1;
};
}
int testQualifiedDuplicate2(E1 e) {
return switch(e) {
case A -> 1;
case E1.A -> 2;
default -> -1;
};
}
int testQualifiedDuplicate3(E1 e) {
return switch(e) {
case E1.A -> 1;
case A -> 2;
default -> -1;
};
}
sealed interface I {}
enum E1 implements I { A; }
enum E2 { A; }
static final E1 E1A = null;
}