anchor.diff:  
       group('exceptions', () {
         test('message', () {
  -        expect(const LinterException('foo').message, equals('foo'));
  +        expect(const LinterException('foo').message, 'foo');
         });
         test('toString', () {
  -        expect(const LinterException().toString(), equals('LinterException'));
  -        expect(const LinterException('foo').toString(),
  -            equals('LinterException: foo'));
  +        expect(const LinterException().toString(), 'LinterException');
  +        expect(const LinterException('foo').toString(), 'LinterException: foo');
         });
       });
   
  
positive.code:       group('hyperlink', () {
          test('html', () {
            Hyperlink link = new Hyperlink('dart', 'http://dartlang.org');
            expect(link.html, equals('<a href="http://dartlang.org">dart</a>'));
          });
          test('html - strong', () {
            Hyperlink link =
                new Hyperlink('dart', 'http://dartlang.org', bold: true);
            expect(
                link.html,
                equals(
                    '<a href="http://dartlang.org"><strong>dart</strong></a>'));
          });
        });
  
  
negative.code:       });
        test('no args', () async {
          await dartlint.main([]);
          expect(exitCode, dartlint.unableToProcessExitCode);
        });
        test('help', () async {
          await dartlint.main(['-h']);
  