Files
sdk/tests/language_strong/value_range_test.dart
T
Bob Nystrom 6c757957db Move the dev_compiler strong mode tests into sdk/tests/.
DDC's codegen test copies those files to a local "gen" directory so
that it can do stuff like splitting out the multitests before it
compiles them to JS.

I left all of that alone, so the rest of DDC's test infrastructure is
unchanged. The very first step that builds the "gen" directory just
copies from sdk/tests/..._strong/... instead and the rest is good to go.

I did not move not_yet_strong_tests.dart somewhere more accessible yet
because I'm not sure if kernel needs it or where it should go.

I did not create any status files because DDC doesn't need them and
there are no test suites for the new directories for the other
platforms.
2016-12-09 11:09:55 -08:00

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Dart

// Copyright (c) 2012, 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";
int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1));
foo() {
var x = 0x102;
if (inscrutable(x) == 0) x = 0x0;
if (inscrutable(10) == 10) x = 0x10; // x is in range [0 .. 0x102].
x = x & 0xFF; // x should be in range [0 .. 0xFF]. Actual value: 0x10.
var a = const [1, 2, 3];
return a[x];
}
main() {
Expect.throws(() => foo(),
(e) => e is RangeError);
}