Index: test/codegen/corelib/string_fromcharcode_test.dart |
diff --git a/test/codegen/corelib/string_fromcharcode_test.dart b/test/codegen/corelib/string_fromcharcode_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c653fa81ffb8676d9792adcd270832a328bf39db |
--- /dev/null |
+++ b/test/codegen/corelib/string_fromcharcode_test.dart |
@@ -0,0 +1,32 @@ |
+// 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"; |
+ |
+main() { |
+ Expect.equals("A", new String.fromCharCode(65)); |
+ Expect.equals("B", new String.fromCharCode(66)); |
+ var gClef = new String.fromCharCode(0x1D11E); |
+ Expect.equals(2, gClef.length); |
+ Expect.equals(0xD834, gClef.codeUnitAt(0)); |
+ Expect.equals(0xDD1E, gClef.codeUnitAt(1)); |
+ |
+ // Unmatched surrogates. |
+ var unmatched = new String.fromCharCode(0xD800); |
+ Expect.equals(1, unmatched.length); |
+ Expect.equals(0xD800, unmatched.codeUnitAt(0)); |
+ unmatched = new String.fromCharCode(0xDC00); |
+ Expect.equals(1, unmatched.length); |
+ Expect.equals(0xDC00, unmatched.codeUnitAt(0)); |
+ |
+ Expect.throws(() => new String.fromCharCode(-1), |
+ (e) => e is ArgumentError); |
+ |
+ // Invalid code point. |
+ Expect.throws(() => new String.fromCharCode(0x110000), |
+ (e) => e is ArgumentError); |
+ |
+ Expect.throws(() => new String.fromCharCode(0x110001), |
+ (e) => e is ArgumentError); |
+} |