Formatter space/tab width configuration fixes (dartbug.com/16969).

pkg/analyzer/test/services/formatter_test.dart

 // Copyright (c) 2013, 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.
 
+library formatter_test;
+
 import 'dart:io';
 
 import 'package:path/path.dart';
 import 'package:unittest/unittest.dart';
 
 import 'package:analyzer/src/generated/scanner.dart';
 import 'package:analyzer/src/services/formatter_impl.dart';
 import 'package:analyzer/src/services/writer.dart';
 
 // Test data location ('pkg/analyzer/test/services/data')
@@ skipping 42 matching lines @@
           '  foo(int x) {\n'
           '    if (x == 0) {\n'
           '      return true;\n'
           '    }\n'
           '  }\n'
           '}\n';
       expectCUFormatsTo(
           original,
           original
         );
-//      expectIndentFormatsTo(3, false,
-//          original,
-//          'class A {\n'
-//          '   var z;\n'
-//          '   inc(int x) => ++x;\n'
-//          '   foo(int x) {\n'
-//          '      if (x == 0) {\n'
-//          '         return true;\n'
-//          '      }\n'
-//          '   }\n'
-//          '}\n'
-//        );
-//      expectIndentFormatsTo(1, true,
-//          original,
-//          'class A {\n'
-//          '\tvar z;\n'
-//          '\tinc(int x) => ++x;\n'
-//          '\tfoo(int x) {\n'
-//          '\t\tif (x == 0) {\n'
-//          '\t\t\treturn true;\n'
-//          '\t\t}\n'
-//          '\t}\n'
-//          '}\n'
-//        );
+      expectIndentFormatsTo(3, false,
+          original,
+          'class A {\n'
+          '   var z;\n'
+          '   inc(int x) => ++x;\n'
+          '   foo(int x) {\n'
+          '      if (x == 0) {\n'
+          '         return true;\n'
+          '      }\n'
+          '   }\n'
+          '}\n'
+        );
+      expectIndentFormatsTo(1, true,
+          original,
+          'class A {\n'
+          '\tvar z;\n'
+          '\tinc(int x) => ++x;\n'
+          '\tfoo(int x) {\n'
+          '\t\tif (x == 0) {\n'
+          '\t\t\treturn true;\n'
+          '\t\t}\n'
+          '\t}\n'
+          '}\n'
+        );
     });
 
     test('CU (1)', () {
       expectCUFormatsTo(
           'class A {\n'
           '  var z;\n'
           '  inc(int x) => ++x;\n'
           '}\n',
           'class A {\n'
           '  var z;\n'
@@ skipping 1382 matching lines @@
       input += lines[i++] + '\n';
     }
     while(++i < lines.length && !lines[i].startsWith('>>>')) {
       expectedOutput += lines[i] + '\n';
     }
     test('test - (${testIndex++})', () {
       expectClause(input, expectedOutput);
     });
   }
 }