Start running the analysis server integration tests by changing the name to end with _test.dart

pkg/analysis_server/test/integration/analysis_error_inttest.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 test.integration.analysis.error;
-
-import 'package:analysis_testing/reflective_tests.dart';
-import 'package:unittest/unittest.dart';
-
-import 'integration_tests.dart';
-
-@ReflectiveTestCase()
-class AnalysisErrorIntegrationTest extends AbstractAnalysisServerIntegrationTest
-    {
-  test_detect_simple_error() {
-    writeFile('test.dart',
-        '''
-main() {
-  var x // parse error: missing ';'
-}''');
-    setAnalysisRoots(['']);
-    return analysisFinished.then((_) {
-      String filePath = normalizePath('test.dart');
-      expect(currentAnalysisErrors[filePath], isList);
-      List errors = currentAnalysisErrors[filePath];
-      expect(errors, hasLength(1));
-      expect(errors[0], isAnalysisError);
-      expect(errors[0]['location']['file'], equals(filePath));
-    });
-  }
-}
-
-main() {
-  runReflectiveTests(AnalysisErrorIntegrationTest);
-}