Maurizio Cimadamore d3fa7f79ad 6939620: Switch to 'complex' diamond inference scheme
Implement new inference scheme for diamond operator that takes into account type of actual arguments supplied to constructor

Reviewed-by: jjg, darcy
2010-04-14 12:31:55 +01:00

62 lines
1.9 KiB
Java

/*
* @test /nodynamiccopyright/
* @bug 6939620
*
* @summary Switch to 'complex' diamond inference scheme
* @author mcimadamore
* @compile/fail/ref=Neg02.out Neg02.java -XDrawDiagnostics
*
*/
class Neg02 {
static class Foo<X extends Number> {
Foo(X x) {}
<Z> Foo(X x, Z z) {}
}
void testSimple() {
Foo<String> f1 = new Foo<>("");
Foo<? extends String> f2 = new Foo<>("");
Foo<?> f3 = new Foo<>("");
Foo<? super String> f4 = new Foo<>("");
Foo<String> f5 = new Foo<>(""){};
Foo<? extends String> f6 = new Foo<>(""){};
Foo<?> f7 = new Foo<>(""){};
Foo<? super String> f8 = new Foo<>(""){};
Foo<String> f9 = new Foo<>("", "");
Foo<? extends String> f10 = new Foo<>("", "");
Foo<?> f11 = new Foo<>("", "");
Foo<? super String> f12 = new Foo<>("", "");
Foo<String> f13 = new Foo<>("", ""){};
Foo<? extends String> f14 = new Foo<>("", ""){};
Foo<?> f15 = new Foo<>("", ""){};
Foo<? super String> f16 = new Foo<>("", ""){};
}
void testQualified() {
Foo<String> f1 = new Neg02.Foo<>("");
Foo<? extends String> f2 = new Neg02.Foo<>("");
Foo<?> f3 = new Neg02.Foo<>("");
Foo<? super String> f4 = new Neg02.Foo<>("");
Foo<String> f5 = new Neg02.Foo<>(""){};
Foo<? extends String> f6 = new Neg02.Foo<>(""){};
Foo<?> f7 = new Neg02.Foo<>(""){};
Foo<? super String> f8 = new Neg02.Foo<>(""){};
Foo<String> f9 = new Neg02.Foo<>("", "");
Foo<? extends String> f10 = new Neg02.Foo<>("", "");
Foo<?> f11 = new Neg02.Foo<>("", "");
Foo<? super String> f12 = new Neg02.Foo<>("", "");
Foo<String> f13 = new Neg02.Foo<>("", ""){};
Foo<? extends String> f14 = new Neg02.Foo<>("", ""){};
Foo<?> f15 = new Neg02.Foo<>("", ""){};
Foo<? super String> f16 = new Neg02.Foo<>("", ""){};
}
}