dart-sdk/tests/language/string/runtime_test.dart
Robert Nystrom 1b2454b85e Migrate language_2/string to null safety.
Change-Id: Ib09f268c8a8edffba007cdd4962550a5e78ff808
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/151090
Reviewed-by: Erik Ernst <eernst@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2020-06-17 21:14:43 +00:00

47 lines
1.2 KiB
Dart

// TODO(multitest): This was automatically migrated from a multitest and may
// contain strange or dead code.
// 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.
// Replace with shared test once interface issues clarified.
import "package:expect/expect.dart";
class StringTest {
static testMain() {
testCodePoints();
testNoSuchMethod();
testStringsJoin();
testCharCodes();
}
static testCodePoints() {
String str = "string";
for (int i = 0; i < str.length; i++) {
Expect.equals(true, str[i] is String);
Expect.equals(true, str.codeUnitAt(i) is int);
}
}
static testStringsJoin() {
List<String> a = ["Hello", "World"];
String s = a.join("*^*");
Expect.equals("Hello*^*World", s);
}
static testNoSuchMethod() {
String a = "Hello";
}
static testCharCodes() {
String s = new String.fromCharCodes(const [0x41, 0xC1, 0x424]);
Expect.equals("A", s[0]);
Expect.equals(0x424, s.codeUnitAt(2));
}
}
main() {
StringTest.testMain();
}