{
            Type type = new Key<TestInterface<? extends Integer, ? extends Integer>>() {}.getType();
            Type expected = new Key<TestInterface<Integer, Integer>>() {}.getType();
            assertEquals(expected, simplifyType(type));
        }

        {
            Type type = new Key<TestInterface<Integer, Integer>>() {}.getType();
            Type expected = new Key<TestInterface<Integer, Integer>>() {}.getType();

        BindInterfaces.TestInterface<String> inst =
                injector.getInstance(new Key<BindInterfaces.TestInterface<String>>() {});
        assertNotNull(inst);
    }

    static class BindInterfaces {

        interface TestInterface<T> {
            T getObj();
        }

        @Named
        static class ClassImpl implements TestInterface<String> {
            @Override

	typemap.Set[TestInterface[string]](tm, TestStruct{Field: "interface"})

	assert.Equal(t, typemap.Get[int](tm), ptr.Of(1))
	assert.Equal(t, typemap.Get[int32](tm), ptr.Of(int32(2)))
	assert.Equal(t, typemap.Get[string](tm), ptr.Of("string"))
	assert.Equal(t, typemap.Get[*TestStruct](tm), ptr.Of(&TestStruct{Field: "pointer"}))

        assertThat(it.hasNext(), is(not(true)));
    }

    /**
     * @throws Exception
     */
    @Test(expected = ClIllegalArgumentException.class)
    public void testInterface() throws Exception {
        new ClassIterator(Iterable.class);
    }

	for _, test := range sortTests {
		got := sprint(test.data)
		if got != test.print {
			t.Errorf("%s: got %q, want %q", reflect.TypeOf(test.data), got, test.print)
		}
	}
}

func TestInterface(t *testing.T) {
	// A map containing multiple concrete types should be sorted by type,
	// then value. However, the relative ordering of types is unspecified,
	// so test this by checking the presence of sorted subgroups.