test/langtools/tools/javac/generics/diamond/pos/Pos04.java

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/*
 * @test
 * @bug 6939620 7020044 8062373
 *
 * @summary  basic test for diamond (simple/qualified type-expressions, local class)
 * @author mcimadamore
 * @compile Pos04.java
 * @run main Pos04
 *
 */

public class Pos04<U> {

    void test() {
        class Foo<V> {
            Foo(V x) {}
            <Z> Foo(V x, Z z) {}
        }
        Foo<Integer> p1 = new Foo<>(1);
        Foo<? extends Integer> p2 = new Foo<>(1);
        Foo<?> p3 = new Foo<>(1);
        Foo<? super Integer> p4 = new Foo<>(1);

        Foo<Integer> p5 = new Foo<>(1, "");
        Foo<? extends Integer> p6 = new Foo<>(1, "");
        Foo<?> p7 = new Foo<>(1, "");
        Foo<? super Integer> p8 = new Foo<>(1, "");

        Foo<Integer> p9 = new Foo<>(1){};
        Foo<? extends Integer> p10 = new Foo<>(1){};
        Foo<?> p11 = new Foo<>(1){};
        Foo<? super Integer> p12 = new Foo<>(1){};

        Foo<Integer> p13 = new Foo<>(1, ""){};
        Foo<? extends Integer> p14 = new Foo<>(1, ""){};
        Foo<?> p15 = new Foo<>(1, ""){};
        Foo<? super Integer> p16 = new Foo<>(1, ""){};
    }

    public static void main(String[] args) {
        Pos04<String> p4 = new Pos04<>();
        p4.test();
    }
}