blob: 77a07aa5f36378ab5fb4aee57c7c09d08d9c82a6 [file] [log] [blame]
// 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";
// Dart test program testing string interpolation with toString on custom
// classes and on null.
class A {
const A();
String toString() {
return "A";
}
}
class StringInterpolation7Test {
static testMain() {
A? a = new A();
Expect.equals("A + A", "$a + $a");
a = null;
Expect.equals("null", "$a");
}
}
main() {
StringInterpolation7Test.testMain();
}