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// Copyright (c) 2017, 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
/// Float64x2List.view(
/// ByteBuffer buffer, [
/// int offsetInBytes = 0,
/// int length
/// ])
/// Throws RangeError if offsetInBytes or length are negative, or if
/// offsetInBytes + (length * elementSizeInBytes) is greater than the length of
/// buffer.
/// @description Checks that an error is thrown if length is negative.
/// @author ngl@unipro.ru
/// @issue 43230
import "dart:typed_data";
import "../../../Utils/expect.dart";
Float64x2 f64x2V(v) => new Float64x2.splat(v);
void check(List<Float64x2> list, int offsetInEl, length) {
var el_size = Float64x2List.bytesPerElement;
Float64x2List tmp = new Float64x2List.fromList(list);
var byteBuffer = tmp.buffer;
Expect.throws(() {
new Float64x2List.view(byteBuffer, offsetInEl * el_size, length);
});
}
main() {
check([
f64x2V(5.0), f64x2V(6.0), f64x2V(7.0), f64x2V(8.0), f64x2V(9.0),
f64x2V(10.0), f64x2V(11.0), f64x2V(12.0), f64x2V(13.0), f64x2V(14.0),
f64x2V(15.0), f64x2V(16.0), f64x2V(17.0)
], 4, -4);
check([f64x2V(0.0), f64x2V(1.0), f64x2V(2.0)], 2, -1);
check([f64x2V(10.0), f64x2V(11.0)], 0, -2);
}