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/// FAIL
/// Toplevel
class A {
void /* /// FAIL HERE */ m();
}
/// PASS
/// Toplevel
abstract class X {}
abstract class A
{
void m(X);
}
class B extends A
{
m(x) {}
}
class C extends A
{
// It is OK not to implement m(C x,_), since X has no concrete instance.
}
/// FAIL
/// Toplevel
// This fails since put is not implemented. It should also fail *fast*,
// even though you can imagine many instances for the type.
interface _Map<K, V> {}
<K, V0, V | V <: ?V0> ?V0 /*/// FAIL HERE */ put(_Map<K, V>, V, K);
class MapWrapper<K, V> implements _Map<K, V> {}
/// FAIL
/// TOPLEVEL
class A {
void /*/// FAIL HERE */ fA() {} // default implementation
}
// Try to implement a method for a case equivalent to the default.
// This should create an ambiguity.
fA(A a) {}
/// PASS
/// COMMENT: This tests implementation of a method whose implicit 'this'
/// COMMENT: argument is a parameterized class, and the type parameter
/// COMMENT: does not occur explicitely in the type.
/// COMMENT: (This was a really "interesting" bug to find!)
/// Toplevel
interface A<T>
{
void doSomething();
}
class B<T> implements A<T> { B<T> bfield; }
doSomething(B b) { b.bfield; }
/// FAIL
/// Toplevel
class First {
void paint(java.awt.Graphics g);
}
/*/// FAIL HERE */ paint(java.awt.Component p, g) {
(notNull (g)).drawString("I love java", 20, 20);
}
/// FAIL
/// Toplevel
interface I{}
void foo(I);
foo(# /* /// FAIL HERE */ I x){}
/// FAIL
/// Toplevel
abstract class X {}
void foo(X);
foo(# /* /// FAIL HERE */ X x){}
/// FAIL
/// Toplevel
class A {}
class B extends A{}
void foo(B x);
foo(/* /// FAIL HERE */ A x){}
/// PASS
/// Toplevel
abstract class A<T> {}
class B<T> extends A<T> {
A<T> cons;
}
class C<T> extends A<T> {
A<T> cons;
}
<T> A<T> j(A<A<T>>);
j(B b) = new B(cons: j(b.cons));
j(C c) = new C(cons: j(c.cons));
/// FAIL
/// Toplevel
class A<T> {}
class B<T> extends A<T> {}
<T> void /*/// FAIL HERE */ j(A<A<T>>);
/// FAIL
/// Toplevel
void /*/// FAIL HERE */ f(List<Array<String>>);
/// PASS
f(null);
/// Toplevel
class A { int i; }
int f(?A);
f(A x) = x.i;
f(null) = 0;
/// PASS
assert foo(new Object());
assert !foo("");
/// Toplevel
boolean foo(Object o);
foo(Object o) = true;
foo(String s) = false;
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