Add NormalFormalParameter.covariantKeyword setter and factory parameter.

pkg/analyzer/test/src/dart/ast/utilities_test.dart

 // Copyright (c) 2014, 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 analyzer.test.src.dart.ast.utilities_test;
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/standard_ast_factory.dart';
 import 'package:analyzer/dart/ast/token.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 1958 matching lines @@
                 [AstTestFactory.simpleFormalParameter3("b")])));
   }
 
   void test_visitFieldFormalParameter_functionTyped_typeParameters() {
     _assertSource(
         "A this.a<E, F>(b)",
         astFactory.fieldFormalParameter(
             null,
             null,
             null,
+            null,
             AstTestFactory.typeName4('A'),
             TokenFactory.tokenFromKeyword(Keyword.THIS),
             TokenFactory.tokenFromType(TokenType.PERIOD),
             AstTestFactory.identifier3('a'),
             AstTestFactory.typeParameterList(['E', 'F']),
             AstTestFactory.formalParameterList(
                 [AstTestFactory.simpleFormalParameter3("b")])));
   }
 
   void test_visitFieldFormalParameter_keyword() {
@@ skipping 512 matching lines @@
         TokenFactory.tokenFromKeyword(Keyword.COVARIANT);
     _assertSource("covariant T f()", expected);
   }
 
   void test_visitFunctionTypedFormalParameter_typeParameters() {
     _assertSource(
         "T f<E>()",
         astFactory.functionTypedFormalParameter(
             null,
             null,
+            null,
             AstTestFactory.typeName4("T"),
             AstTestFactory.identifier3('f'),
             AstTestFactory.typeParameterList(['E']),
             AstTestFactory.formalParameterList([])));
   }
 
   void test_visitIfStatement_withElse() {
     _assertSource(
         "if (c) {} else {}",
         AstTestFactory.ifStatement2(AstTestFactory.identifier3("c"),
@@ skipping 1802 matching lines @@
                 [AstTestFactory.simpleFormalParameter3("b")])));
   }
 
   void test_visitFieldFormalParameter_functionTyped_typeParameters() {
     _assertSource(
         "A this.a<E, F>(b)",
         astFactory.fieldFormalParameter(
             null,
             null,
             null,
+            null,
             AstTestFactory.typeName4('A'),
             TokenFactory.tokenFromKeyword(Keyword.THIS),
             TokenFactory.tokenFromType(TokenType.PERIOD),
             AstTestFactory.identifier3('a'),
             AstTestFactory.typeParameterList(['E', 'F']),
             AstTestFactory.formalParameterList(
                 [AstTestFactory.simpleFormalParameter3("b")])));
   }
 
   void test_visitFieldFormalParameter_keyword() {
@@ skipping 512 matching lines @@
         TokenFactory.tokenFromKeyword(Keyword.COVARIANT);
     _assertSource("covariant T f()", expected);
   }
 
   void test_visitFunctionTypedFormalParameter_typeParameters() {
     _assertSource(
         "T f<E>()",
         astFactory.functionTypedFormalParameter(
             null,
             null,
+            null,
             AstTestFactory.typeName4("T"),
             AstTestFactory.identifier3('f'),
             AstTestFactory.typeParameterList(['E']),
             AstTestFactory.formalParameterList([])));
   }
 
   void test_visitIfStatement_withElse() {
     _assertSource(
         "if (c) {} else {}",
         AstTestFactory.ifStatement2(AstTestFactory.identifier3("c"),
@@ skipping 965 matching lines @@
   /**
    * Assert that a `ToSourceVisitor` will produce the [expectedSource] when
    * visiting the given [node].
    */
   void _assertSource(String expectedSource, AstNode node) {
     PrintStringWriter writer = new PrintStringWriter();
     node.accept(new ToSourceVisitor(writer));
     expect(writer.toString(), expectedSource);
   }
 }