| // Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| /** |
| * @assertion |
| * const Array<T extends NativeType>( |
| * int dimension1, |
| * [int dimension2, |
| * int dimension3, |
| * int dimension4, |
| * int dimension5] |
| * ) |
| * Const constructor to specify Array dimensions in Structs. |
| * |
| * class MyStruct extends Struct { |
| * @Array(8) |
| * external Array<Uint8> inlineArray; |
| * |
| * @Array(2, 2, 2) |
| * external Array<Array<Array<Uint8>>> threeDimensionalInlineArray; |
| * } |
| * Do not invoke in normal code. |
| * |
| * @description Checks that this class represents a fixed-size array of Int32 |
| * @author sgrekhov@unipro.ru |
| */ |
| import "dart:ffi"; |
| import "package:ffi/ffi.dart"; |
| import "../../../Utils/expect.dart"; |
| |
| class MyStruct extends Struct { |
| @Array.multi([1, 2]) |
| external Array<Array<Int32>> a0; |
| } |
| |
| void main() { |
| final pointer = calloc<MyStruct>(); |
| try { |
| final array = pointer.ref.a0; |
| for (int i = 0; i < 1; i++) { |
| for (int j = 0; j < 2; j++) { |
| array[i][j] = 42; |
| Expect.equals(42, array[i][j]); |
| array[i][j] = -42; |
| Expect.equals(-42, array[i][j]); |
| array[i][j] = 32768; |
| Expect.equals(32768, array[i][j]); |
| array[i][j] = -32768; |
| Expect.equals(-32768, array[i][j]); |
| array[i][j] = 2147483647; |
| Expect.equals(2147483647, array[i][j]); |
| array[i][j] = 2147483648; |
| Expect.equals(-2147483648, array[i][j]); |
| array[i][j] = -2147483649; |
| Expect.equals(2147483647, array[i][j]); |
| } |
| } |
| } finally { |
| calloc.free(pointer); |
| } |
| } |