Check number of type arguments.

frog/tests/leg/src/ResolverTest.dart

 // 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("../../../../lib/compiler/implementation/leg.dart");
 #import("../../../../lib/compiler/implementation/elements/elements.dart");
 #import("../../../../lib/compiler/implementation/tree/tree.dart");
 #import("../../../../lib/compiler/implementation/util/util.dart");
 #import("mock_compiler.dart");
 #import("parser_helper.dart");
@@ skipping 78 matching lines @@
 
   MockCompiler compiler = new MockCompiler();
   ResolverVisitor visitor = compiler.resolverVisitor();
   compiler.parseScript('class Foo<T, U> {}');
   visitor.visit(parseStatement('Foo foo;'));
   ClassElement foo = compiler.mainApp.find(buildSourceString('Foo'));
   testTypeResolving(visitor, 'Foo<int, String> x;', 'Foo',
                     [compiler.intClass, compiler.stringClass]);
   testTypeResolving(visitor, 'Foo<Foo, Foo> x;', 'Foo',
                     [foo, foo]);
-

[ahe, 2012/04/18 09:09:54]

Removing these lines does not help me :-)

   compiler = new MockCompiler();
   compiler.parseScript('class Foo<T, U> {}');
   compiler.resolveStatement('Foo<notype, int> x;');
   Expect.equals(1, compiler.warnings.length);
   Expect.equals(MessageKind.CANNOT_RESOLVE_TYPE,
                 compiler.warnings[0].message.kind);
   Expect.equals(0, compiler.errors.length);
-
   compiler = new MockCompiler();
   compiler.parseScript('class Foo<T, U> {}');
   compiler.resolveStatement('var x = new Foo<notype, int>();');
   Expect.equals(0, compiler.warnings.length);
   Expect.equals(1, compiler.errors.length);
   Expect.equals(MessageKind.CANNOT_RESOLVE_TYPE,
                 compiler.errors[0].message.kind);
 }
 
 testSuperCalls() {
@@ skipping 565 matching lines @@
 length(Link link) => link.isEmpty() ? 0 : length(link.tail) + 1;
 
 at(Link link, int index) => (index == 0) ? link.head : at(link.tail, index - 1);
 
 List<String> asSortedStrings(Link link) {
   List<String> result = <String>[];
   for (; !link.isEmpty(); link = link.tail) result.add(link.head.toString());
   result.sort((s1, s2) => s1.compareTo(s2));
   return result;
 }