dart-sdk/tests/corelib_2/list_set_range_test.dart
Bob Nystrom 07b9df22ac Use the Expect.throws___() helper methods throughout tests.
No behavioral changes, just getting rid of a lot of redundant closures
and helper functions.

Change-Id: I55c52c2cc9e5505bb64203c31aad8d76847f8eeb
Reviewed-on: https://dart-review.googlesource.com/14320
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2017-10-17 23:37:15 +00:00

86 lines
2.5 KiB
Dart

// Copyright (c) 2011, 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.
import "package:expect/expect.dart";
main() {
var list = [];
list.setRange(0, 0, const []);
list.setRange(0, 0, []);
list.setRange(0, 0, const [], 1);
list.setRange(0, 0, [], 1);
Expect.equals(0, list.length);
Expect.throwsRangeError(() => list.setRange(0, 1, []));
Expect.throwsRangeError(() => list.setRange(0, 1, [], 1));
Expect.throwsRangeError(() => list.setRange(0, 1, [1], 0));
list.add(1);
list.setRange(0, 0, [], 0);
Expect.equals(1, list.length);
Expect.equals(1, list[0]);
list.setRange(0, 0, const [], 0);
Expect.equals(1, list.length);
Expect.equals(1, list[0]);
Expect.throwsRangeError(() => list.setRange(0, 2, [1, 2]));
Expect.equals(1, list.length);
Expect.equals(1, list[0]);
Expect.throwsStateError(() => list.setRange(0, 1, [1, 2], 2));
Expect.equals(1, list.length);
Expect.equals(1, list[0]);
list.setRange(0, 1, [2], 0);
Expect.equals(1, list.length);
Expect.equals(2, list[0]);
list.setRange(0, 1, const [3], 0);
Expect.equals(1, list.length);
Expect.equals(3, list[0]);
list.addAll([4, 5, 6]);
Expect.equals(4, list.length);
list.setRange(0, 4, [1, 2, 3, 4]);
Expect.listEquals([1, 2, 3, 4], list);
list.setRange(2, 4, [5, 6, 7, 8]);
Expect.listEquals([1, 2, 5, 6], list);
Expect.throwsRangeError(() => list.setRange(4, 5, [5, 6, 7, 8]));
Expect.listEquals([1, 2, 5, 6], list);
list.setRange(1, 3, [9, 10, 11, 12]);
Expect.listEquals([1, 9, 10, 6], list);
testNegativeIndices();
testNonExtendableList();
}
void testNegativeIndices() {
var list = [1, 2];
Expect.throwsRangeError(() => list.setRange(-1, 1, [1]));
Expect.throwsArgumentError(() => list.setRange(0, 1, [1], -1));
Expect.throwsRangeError(() => list.setRange(2, 1, [1]));
Expect.throwsArgumentError(() => list.setRange(-1, -2, [1], -1));
Expect.listEquals([1, 2], list);
Expect.throwsRangeError(() => list.setRange(-1, -1, [1]));
Expect.listEquals([1, 2], list);
// The skipCount is only used if the length is not 0.
list.setRange(0, 0, [1], -1);
Expect.listEquals([1, 2], list);
}
void testNonExtendableList() {
var list = new List<int>(6);
Expect.listEquals([null, null, null, null, null, null], list);
list.setRange(0, 3, [1, 2, 3, 4]);
list.setRange(3, 6, [1, 2, 3, 4]);
Expect.listEquals([1, 2, 3, 1, 2, 3], list);
}