sdk/tests/language/try_catch_on_syntax_test.dart

// 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";

class MyException { }

class MyException1 extends MyException { }

class MyException2 extends MyException { }

class TryCatchTest {
  static void test1() {
    var foo = 0;
    try {
      throw new MyException1();
    }
    on on MyException2 catch (e) { } /// 02: compile-time error
    catch MyException2 catch (e) { } /// 03: compile-time error
    catch catch catch (e) { } /// 04: compile-time error
    on (e) { } /// 05: compile-time error
    catch MyException2 catch (e) { } /// 06: compile-time error
    on MyException2 catch (e) {
      foo = 1;
    } on MyException1 catch (e) {
      foo = 2;
    } on MyException catch (e) {
      foo = 3;
    }
    on UndefinedClass /// 07: static type warning
    catch(e) { foo = 4; }
    Expect.equals(2, foo);
  }

  static void testMain() {
    test1();
  }
}

main() {
  TryCatchTest.testMain();
}