blob: 48c40a00817d939497886aa0c46d5e2955aa7218 [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.
// Replace with shared test once interface issues clarified.
// @dart = 2.9
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 = new List<String>(2);
a[0] = "Hello";
a[1] = "World";
String s = a.join("*^*");
Expect.equals("Hello*^*World", s);
}
static testNoSuchMethod() {
String a = "Hello";
a[1] = 12;
// ^^^
// [analyzer] COMPILE_TIME_ERROR.UNDEFINED_OPERATOR
// [cfe] The operator '[]=' isn't defined for the class 'String'.
}
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();
}