blob: 15af782996602978cdf0af86977399efd3fa0354 [file] [log] [blame]
// Copyright (c) 2015, 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.
// @dart = 2.9
// Test program for sync* generator functions and yielding in try blocks.
import "package:expect/expect.dart";
f() sync* {
try {
yield 1;
throw "three";
} catch (e) {
yield 2;
yield e;
} finally {
yield 4;
}
}
test1() {
var s = f().toString();
Expect.equals("(1, 2, three, 4)", s);
print(s);
}
g() sync* {
try {
yield "a";
throw "pow!";
} finally {
yield "b";
}
}
test2() {
Iterator i = g().iterator;
Expect.isTrue(i.moveNext());
Expect.equals("a", i.current);
Expect.isTrue(i.moveNext());
Expect.equals("b", i.current);
Expect.throws(() => i.moveNext(), (error) => error == "pow!");
}
main() {
test1(); // //# test1: ok
test2(); // //# test2: ok
}