dart-sdk/tests/language/implicit_scope_test.dart
Bob Nystrom 14011f47e3 Resurrect deleted language tests.
They're back from the grave, and ready to party!

Change-Id: I088134a9be7ecabf1fbf751c015a656a15cabff9
Reviewed-on: https://dart-review.googlesource.com/12821
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2017-10-11 17:47:11 +00:00

41 lines
1,008 B
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.
// Test that if, while etc create an implicit scope if the body
// is not a compound statement.
import "package:expect/expect.dart";
class ImplicitScopeTest {
static bool alwaysTrue() {
return 1 + 1 == 2;
}
static testMain() {
var a = "foo";
var b;
if (alwaysTrue())
var a = "bar";
else
var b = a;
Expect.equals("foo", a);
Expect.equals(null, b);
while (!alwaysTrue()) var a = "bar", b = "baz";
Expect.equals("foo", a);
Expect.equals(null, b);
for (int i = 0; i < 10; i++) var a = "bar", b = "baz";
Expect.equals("foo", a);
Expect.equals(null, b);
do var a = "bar", b = "baz"; while ("black" == "white");
Expect.equals("foo", a);
Expect.equals(null, b);
}
}
main() {
ImplicitScopeTest.testMain();
}