62 lines
2.8 KiB
Java
62 lines
2.8 KiB
Java
/*
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* @test /nodynamiccopyright/
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* @bug 6840638
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*
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* @summary Project Coin: Improved Type Inference for Generic Instance Creation (aka 'diamond')
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* @author mcimadamore
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* @compile/fail/ref=Neg02.out Neg02.java -source 1.7 -XDrawDiagnostics
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*
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*/
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class Neg02 {
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static class Foo<X extends Number> {
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Foo(X x) {}
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<Z> Foo(X x, Z z) {}
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}
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void testSimple() {
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Foo<String> f1 = new Foo<>(""); //new Foo<Integer> created
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Foo<? extends String> f2 = new Foo<>(""); //new Foo<Integer> created
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Foo<?> f3 = new Foo<>(""); //new Foo<Object> created
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Foo<? super String> f4 = new Foo<>(""); //new Foo<Object> created
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Foo<String> f5 = new Foo<>(""){}; //new Foo<Integer> created
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Foo<? extends String> f6 = new Foo<>(""){}; //new Foo<Integer> created
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Foo<?> f7 = new Foo<>(""){}; //new Foo<Object> created
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Foo<? super String> f8 = new Foo<>(""){}; //new Foo<Object> created
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Foo<String> f9 = new Foo<>("", ""); //new Foo<Integer> created
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Foo<? extends String> f10 = new Foo<>("", ""); //new Foo<Integer> created
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Foo<?> f11 = new Foo<>("", ""); //new Foo<Object> created
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Foo<? super String> f12 = new Foo<>("", ""); //new Foo<Object> created
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Foo<String> f13 = new Foo<>("", ""){}; //new Foo<Integer> created
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Foo<? extends String> f14 = new Foo<>("", ""){}; //new Foo<Integer> created
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Foo<?> f15 = new Foo<>("", ""){}; //new Foo<Object> created
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Foo<? super String> f16 = new Foo<>("", ""){}; //new Foo<Object> created
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}
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void testQualified() {
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Foo<String> f1 = new Neg02.Foo<>(""); //new Foo<Integer> created
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Foo<? extends String> f2 = new Neg02.Foo<>(""); //new Foo<Integer> created
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Foo<?> f3 = new Neg02.Foo<>(""); //new Foo<Object> created
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Foo<? super String> f4 = new Neg02.Foo<>(""); //new Foo<Object> created
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Foo<String> f5 = new Neg02.Foo<>(""){}; //new Foo<Integer> created
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Foo<? extends String> f6 = new Neg02.Foo<>(""){}; //new Foo<Integer> created
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Foo<?> f7 = new Neg02.Foo<>(""){}; //new Foo<Object> created
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Foo<? super String> f8 = new Neg02.Foo<>(""){}; //new Foo<Object> created
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Foo<String> f9 = new Neg02.Foo<>("", ""); //new Foo<Integer> created
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Foo<? extends String> f10 = new Neg02.Foo<>("", ""); //new Foo<Integer> created
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Foo<?> f11 = new Neg02.Foo<>("", ""); //new Foo<Object> created
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Foo<? super String> f12 = new Neg02.Foo<>("", ""); //new Foo<Object> created
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Foo<String> f13 = new Neg02.Foo<>("", ""){}; //new Foo<Integer> created
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Foo<? extends String> f14 = new Neg02.Foo<>("", ""){}; //new Foo<Integer> created
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Foo<?> f15 = new Neg02.Foo<>("", ""){}; //new Foo<Object> created
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Foo<? super String> f16 = new Neg02.Foo<>("", ""){}; //new Foo<Object> created
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}
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}
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