},
					map[string]interface{}{
						"fieldOfUnknownType": 1,
					},
				},
				"anyvalList":   []interface{}{"a", 2},
				"anyvalMap":    map[string]interface{}{"k": "1"},
				"anyvalField1": 1,
				"anyvalField2": "a",
			},
			schema: objectTypePtr(map[string]schema.Structural{
				"withUnknown": {
					Generic: schema.Generic{Type: "object"},
					Extensions: schema.Extensions{

				"has(self.anyvalList)":   "undefined field 'anyvalList'",
				"has(self.anyvalMap)":    "undefined field 'anyvalMap'",
				"has(self.anyvalField1)": "undefined field 'anyvalField1'",
				"has(self.anyvalField2)": "undefined field 'anyvalField2'",
			},
		},
		{name: "known and unknown fields",
			obj: map[string]interface{}{
				"withUnknown": map[string]interface{}{
					"known":   1,