Inline JUnitTestCase 'assert' methods.

pkg/analyzer/test/generated/static_warning_code_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 engine.static_warning_code_test;
 
-import 'package:analyzer/src/generated/java_junit.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:analyzer/src/generated/parser.dart' show ParserErrorCode;
-import 'package:unittest/unittest.dart' as _ut;
+import 'package:unittest/unittest.dart';
 import 'resolver_test.dart';
 import 'test_support.dart';
 import '../reflective_tests.dart';
 
 
 class StaticWarningCodeTest extends ResolverTestCase {
   void fail_undefinedGetter() {
     Source source = addSource(r'''
 ''');
     resolve(source);
@@ skipping 245 matching lines @@
 library lib2;
 class _A {}
 g(h(_A a)) {}''');
     resolve(source);
     // The name _A is private to the library it's defined in, so this is a type mismatch.
     // Furthermore, the error message should mention both _A and the filenames
     // so the user can figure out what's going on.
     List<AnalysisError> errors = analysisContext2.computeErrors(source);
     EngineTestCase.assertLength(1, errors);
     AnalysisError error = errors[0];
-    JUnitTestCase.assertEquals(error.errorCode, StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE);
+    expect(StaticWarningCode.ARGUMENT_TYPE_NOT_ASSIGNABLE, error.errorCode);
     String message = error.message;
-    JUnitTestCase.assertTrue(message.indexOf("_A") != -1);
-    JUnitTestCase.assertTrue(message.indexOf("lib1.dart") != -1);
-    JUnitTestCase.assertTrue(message.indexOf("lib2.dart") != -1);
+    expect(message.indexOf("_A") != -1, isTrue);
+    expect(message.indexOf("lib1.dart") != -1, isTrue);
+    expect(message.indexOf("lib2.dart") != -1, isTrue);
   }
 
   void test_argumentTypeNotAssignable_annotation_namedConstructor() {
     Source source = addSource(r'''
 class A {
   const A.fromInt(int p);
 }
 @A.fromInt('0')
 main() {
 }''');
@@ skipping 2844 matching lines @@
     Source source = addSource(r'''
 class S {
   void get value {}
 }''');
     resolve(source);
     assertErrors(source, [StaticWarningCode.VOID_RETURN_FOR_GETTER]);
   }
 }
 
 main() {
-  _ut.groupSep = ' | ';
+  groupSep = ' | ';
   runReflectiveTests(StaticWarningCodeTest);
 }