jdk-24/test/langtools/tools/javac/switchexpr/BooleanNumericNonNumeric.java
Jan Lahoda b3b644438e 8206986: Compiler support for Switch Expressions (Preview)
8207405: Compiler Tree API support for Switch Expressions (Preview)

Support for switch expression, switch with rules and multiple constants for cases.

Reviewed-by: jjg, mcimadamore, vromero
2018-08-29 09:36:17 +02:00

27 lines
789 B
Java

/*
* @test /nodynamiccopyright/
* @bug 8206986
* @summary Verify the type of a conditional expression with nested switch expression is computed properly
* @compile/fail/ref=BooleanNumericNonNumeric.out -XDrawDiagnostics --enable-preview -source 12 BooleanNumericNonNumeric.java
*/
public class BooleanNumericNonNumeric {
private void test(boolean b, int i) {
int r1 = 1 + (b ? switch (i) { //boolean, error
default -> true;
} : false);
int r2 = 1 + (b ? switch (i) { //int, ok
default -> 0;
} : 1);
(b ? switch (i) { //int, error
default -> 0;
} : 1).toString();
(b ? switch (i) { //"object", ok
case 0 -> true;
default -> 0;
} : 1).toString();
}
}