Update charted to 0.4.8 and roll

packages/csslib/test/extend_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 extend_test;
 
+import 'package:csslib/src/messages.dart';
 import 'package:test/test.dart';
 
 import 'testing.dart';
 
 compileAndValidate(String input, String generated) {
-  var errors = [];
+  var errors = <Message>[];
   var stylesheet = compileCss(input, errors: errors, opts: options);
   expect(stylesheet != null, true);
   expect(errors.isEmpty, true, reason: errors.toString());
   expect(prettyPrint(stylesheet), generated);
 }
 
 void simpleExtend() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .error {
   border: 1px red;
   background-color: #fdd;
 }
 .seriousError {
   @extend .error;
   border-width: 3px;
 }
-''', r'''.error, .seriousError {
+''',
+      r'''
+.error, .seriousError {
   border: 1px #f00;
   background-color: #fdd;
 }
 .seriousError {
   border-width: 3px;
 }''');
 }
 
 void complexSelectors() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .error {
   border: 1px #f00;
   background-color: #fdd;
 }
 .error.intrusion {
   background-image: url("/image/hacked.png");
 }
 .seriousError {
   @extend .error;
   border-width: 3px;
 }
-''', r'''.error, .seriousError {
+''',
+      r'''
+.error, .seriousError {
   border: 1px #f00;
   background-color: #fdd;
 }
 .error.intrusion, .seriousError.intrusion {
   background-image: url("/image/hacked.png");
 }
 .seriousError {
   border-width: 3px;
 }''');
 
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 a:hover {
   text-decoration: underline;
 }
 .hoverlink {
   @extend a:hover;
 }
-''', r'''a:hover, .hoverlink {
+''',
+      r'''
+a:hover, .hoverlink {
   text-decoration: underline;
 }
 .hoverlink {
 }''');
 }
 
 void multipleExtends() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .error {
   border: 1px #f00;
   background-color: #fdd;
 }
 .attention {
   font-size: 3em;
   background-color: #ff0;
 }
 .seriousError {
   @extend .error;
   @extend .attention;
   border-width: 3px;
 }
-''', r'''.error, .seriousError {
+''',
+      r'''
+.error, .seriousError {
   border: 1px #f00;
   background-color: #fdd;
 }
 .attention, .seriousError {
   font-size: 3em;
   background-color: #ff0;
 }
 .seriousError {
   border-width: 3px;
 }''');
 }
 
 void chaining() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .error {
   border: 1px #f00;
   background-color: #fdd;
 }
 .seriousError {
   @extend .error;
   border-width: 3px;
 }
 .criticalError {
   @extend .seriousError;
   position: fixed;
   top: 10%;
   bottom: 10%;
   left: 10%;
   right: 10%;
 }
-''', r'''.error, .seriousError, .criticalError {
+''',
+      r'''
+.error, .seriousError, .criticalError {
   border: 1px #f00;
   background-color: #fdd;
 }
 .seriousError, .criticalError {
   border-width: 3px;
 }
 .criticalError {
   position: fixed;
   top: 10%;
   bottom: 10%;
   left: 10%;
   right: 10%;
 }''');
 }
 
 void nestedSelectors() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 a {
   color: blue;
   &:hover {
     text-decoration: underline;
   }
 }
 
 #fake-links .link {
   @extend a;
 }
-''', r'''a, #fake-links .link {
+''',
+      r'''
+a, #fake-links .link {
   color: #00f;
 }
 a:hover, #fake-links .link:hover {
   text-decoration: underline;
 }
 #fake-links .link {
 }''');
 }
 
 void nestedMulty() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .btn {
   display: inline-block;
 }
 
 input[type="checkbox"].toggle-button {
   color: red;
 
   + label {
     @extend .btn;
   }
 }
-''', r'''.btn, input[type="checkbox"].toggle-button label {
+''',
+      r'''
+.btn, input[type="checkbox"].toggle-button label {
   display: inline-block;
 }
 input[type="checkbox"].toggle-button {
   color: #f00;
 }
 input[type="checkbox"].toggle-button label {
 }''');
 }
 
 void nWayExtends() {
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .btn > .btn {
   margin-left: 5px;
 }
 input.second + label {
   @extend .btn;
 }
-''', '.btn > .btn, '
+''',
+      '.btn > .btn, '
       'input.second + label > .btn, '
       '.btn > input.second + label, '
       'input.second + label > input.second + label, '
       'input.second + label > input.second + label {\n'
       '  margin-left: 5px;\n}\n'
       'input.second + label {\n'
       '}');
 
   // TODO(terry): Optimize merge selectors would be:
   //
   // .btn + .btn, input.second + label + .btn, input.second.btn + label {
   //    margin-left: 5px;
   //  }
   //  input.second + label {
   //    color: blue;
   //  }
-  compileAndValidate(r'''
+  compileAndValidate(
+      r'''
 .btn + .btn {
   margin-left: 5px;
 }
 input.second + label {
   @extend .btn;
   color: blue;
 }
-''', '.btn + .btn, '
+''',
+      '.btn + .btn, '
       'input.second + label + .btn, '
       '.btn + input.second + label, '
       'input.second + label + input.second + label, '
       'input.second + label + input.second + label {\n'
       '  margin-left: 5px;\n}\n'
       'input.second + label {\n'
       '  color: #00f;\n}');
 }
 
 main() {
   test("Simple Extend", simpleExtend);
   test("complex", complexSelectors);
   test("multiple", multipleExtends);
   test("chaining", chaining);
   test("nested selectors", nestedSelectors);
   test("nested many selector sequences", nestedMulty);
   test("N-way extends", nWayExtends);
 }