Use mirrors and annotations to find test methods.

pkg/analysis_server/test/protocol_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 test.protocol;
 
 import 'dart:convert';
 
 import 'package:analysis_server/src/protocol.dart';
 import 'package:unittest/unittest.dart';
 
+import 'declarative_tests.dart';
+
 main() {
-  group('Notification', () {
-    test('getParameter_defined', NotificationTest.getParameter_defined);
-    test('getParameter_undefined', NotificationTest.getParameter_undefined);
-    test('fromJson', NotificationTest.fromJson);
-    test('fromJson_withParams', NotificationTest.fromJson_withParams);
-  });
-  group('Request', () {
-    test('getParameter_defined', RequestTest.getParameter_defined);
-    test('getParameter_undefined', RequestTest.getParameter_undefined);
-    test('getRequiredParameter_defined', RequestTest.getRequiredParameter_defined);
-    test('getRequiredParameter_undefined', RequestTest.getRequiredParameter_undefined);
-    test('fromJson', RequestTest.fromJson);
-    test('fromJson_invalidId', RequestTest.fromJson_invalidId);
-    test('fromJson_invalidMethod', RequestTest.fromJson_invalidMethod);
-    test('fromJson_invalidParams', RequestTest.fromJson_invalidParams);
-    test('fromJson_withParams', RequestTest.fromJson_withParams);
-    test('toBool', RequestTest.toBool);
-    test('toInt', RequestTest.toInt);
-    test('toJson', RequestTest.toJson);
-    test('toJson_withParams', RequestTest.toJson_withParams);
-  });
-  group('RequestError', () {
-    test('create', RequestErrorTest.create);
-    test('create_methodNotFound', RequestErrorTest.create_methodNotFound);
-    test('create_invalidParameters', RequestErrorTest.create_invalidParameters);
-    test('create_invalidRequest', RequestErrorTest.create_invalidRequest);
-    test('create_internalError', RequestErrorTest.create_internalError);
-    test('create_parseError', RequestErrorTest.create_parseError);
-    test('fromJson', RequestErrorTest.fromJson);
-    test('toJson', RequestErrorTest.toJson);
-  });
-  group('Response', () {
-    test('create_contextDoesNotExist', ResponseTest.create_contextDoesNotExist);
-    test('create_invalidRequestFormat', ResponseTest.create_invalidRequestFormat);
-    test('create_missingRequiredParameter', ResponseTest.create_missingRequiredParameter);
-    test('create_unknownAnalysisOption', ResponseTest.create_unknownAnalysisOption);
-    test('create_unknownRequest', ResponseTest.create_unknownRequest);
-    test('setResult', ResponseTest.setResult);
-    test('fromJson', ResponseTest.fromJson);
-    test('fromJson_withError', ResponseTest.fromJson_withError);
-    test('fromJson_withResult', ResponseTest.fromJson_withResult);
-  });
+  addTestSuite(NotificationTest);
+  addTestSuite(RequestTest);
+  addTestSuite(RequestErrorTest);
+  addTestSuite(ResponseTest);
 }
 
 class NotificationTest {
+  @runTest
   static void getParameter_defined() {
     Notification notification = new Notification('foo');
     notification.setParameter('x', 'y');
     expect(notification.event, equals('foo'));
     expect(notification.params.length, equals(1));
     expect(notification.getParameter('x'), equals('y'));
     expect(notification.toJson(), equals({
       'event' : 'foo',
       'params' : {'x' : 'y'}
     }));
   }
 
+  @runTest
   static void getParameter_undefined() {
     Notification notification = new Notification('foo');
     expect(notification.event, equals('foo'));
     expect(notification.params.length, equals(0));
     expect(notification.getParameter('x'), isNull);
     expect(notification.toJson(), equals({
       'event' : 'foo'
     }));
   }
 
+  @runTest
   static void fromJson() {
     Notification original = new Notification('foo');
     Notification notification = new Notification.fromJson(original.toJson());
     expect(notification.event, equals('foo'));
     expect(notification.params.length, equals(0));
     expect(notification.getParameter('x'), isNull);
   }
 
+  @runTest
   static void fromJson_withParams() {
     Notification original = new Notification('foo');
     original.setParameter('x', 'y');
     Notification notification = new Notification.fromJson(original.toJson());
     expect(notification.event, equals('foo'));
     expect(notification.params.length, equals(1));
     expect(notification.getParameter('x'), equals('y'));
   }
 }
 
 class RequestTest {
+  @runTest
   static void getParameter_defined() {
     String name = 'name';
     String value = 'value';
     Request request = new Request('0', '');
     request.setParameter(name, value);
     expect(request.getParameter(name), equals(value));
   }
 
+  @runTest
   static void getParameter_undefined() {
     String name = 'name';
     Request request = new Request('0', '');
     expect(request.getParameter(name), isNull);
   }
 
+  @runTest
   static void getRequiredParameter_defined() {
     String name = 'name';
     String value = 'value';
     Request request = new Request('0', '');
     request.setParameter(name, value);
     expect(request.getRequiredParameter(name), equals(value));
   }
 
+  @runTest
   static void getRequiredParameter_undefined() {
     String name = 'name';
     Request request = new Request('0', '');
     expect(() => request.getRequiredParameter(name), _throwsRequestFailure);
   }
 
+  @runTest
   static void fromJson() {
     Request original = new Request('one', 'aMethod');
     String json = JSON.encode(original.toJson());
     Request request = new Request.fromString(json);
     expect(request.id, equals('one'));
     expect(request.method, equals('aMethod'));
   }
 
+  @runTest
   static void fromJson_invalidId() {
     String json = '{"id":{"one":"two"},"method":"aMethod","params":{"foo":"bar"}}';
     Request request = new Request.fromString(json);
     expect(request, isNull);
   }
 
+  @runTest
   static void fromJson_invalidMethod() {
     String json = '{"id":"one","method":{"boo":"aMethod"},"params":{"foo":"bar"}}';
     Request request = new Request.fromString(json);
     expect(request, isNull);
   }
 
+  @runTest
   static void fromJson_invalidParams() {
     String json = '{"id":"one","method":"aMethod","params":"foobar"}';
     Request request = new Request.fromString(json);
     expect(request, isNull);
   }
 
+  @runTest
   static void fromJson_withParams() {
     Request original = new Request('one', 'aMethod');
     original.setParameter('foo', 'bar');
     String json = JSON.encode(original.toJson());
     Request request = new Request.fromString(json);
     expect(request.id, equals('one'));
     expect(request.method, equals('aMethod'));
     expect(request.getParameter('foo'), equals('bar'));
   }
 
+  @runTest
   static void toBool() {
     Request request = new Request('0', '');
     expect(request.toBool(true), isTrue);
     expect(request.toBool(false), isFalse);
     expect(request.toBool('true'), isTrue);
     expect(request.toBool('false'), isFalse);
     expect(request.toBool('abc'), isFalse);
     expect(() => request.toBool(42), _throwsRequestFailure);
   }
 
+  @runTest
   static void toInt() {
     Request request = new Request('0', '');
     expect(request.toInt(1), equals(1));
     expect(request.toInt('2'), equals(2));
     expect(() => request.toInt('xxx'), _throwsRequestFailure);
     expect(() => request.toInt(request), _throwsRequestFailure);
   }
 
+  @runTest
   static void toJson() {
     Request request = new Request('one', 'aMethod');
     expect(request.toJson(), equals({
       Request.ID : 'one',
       Request.METHOD : 'aMethod'
     }));
   }
 
+  @runTest
   static void toJson_withParams() {
     Request request = new Request('one', 'aMethod');
     request.setParameter('foo', 'bar');
     expect(request.toJson(), equals({
       Request.ID : 'one',
       Request.METHOD : 'aMethod',
       Request.PARAMS : {'foo' : 'bar'}
     }));
   }
 }
 
 class RequestErrorTest {
+  @runTest
   static void create() {
     RequestError error = new RequestError(42, 'msg');
     expect(error.code, 42);
     expect(error.message, "msg");
     expect(error.toJson(), equals({
       RequestError.CODE: 42,
       RequestError.MESSAGE: "msg"
     }));
   }
 
+  @runTest
   static void create_parseError() {
     RequestError error = new RequestError.parseError();
     expect(error.code, RequestError.CODE_PARSE_ERROR);
     expect(error.message, "Parse error");
   }
 
+  @runTest
   static void create_methodNotFound() {
     RequestError error = new RequestError.methodNotFound();
     expect(error.code, RequestError.CODE_METHOD_NOT_FOUND);
     expect(error.message, "Method not found");
   }
 
+  @runTest
   static void create_invalidParameters() {
     RequestError error = new RequestError.invalidParameters();
     expect(error.code, RequestError.CODE_INVALID_PARAMS);
     expect(error.message, "Invalid parameters");
   }
 
+  @runTest
   static void create_invalidRequest() {
     RequestError error = new RequestError.invalidRequest();
     expect(error.code, RequestError.CODE_INVALID_REQUEST);
     expect(error.message, "Invalid request");
   }
 
+  @runTest
   static void create_internalError() {
     RequestError error = new RequestError.internalError();
     expect(error.code, RequestError.CODE_INTERNAL_ERROR);
     expect(error.message, "Internal error");
   }
 
+  @runTest
   static void fromJson() {
     var json = {
         RequestError.CODE: RequestError.CODE_PARSE_ERROR,
         RequestError.MESSAGE: 'foo',
         RequestError.DATA: {'ints': [1, 2, 3]}
     };
     RequestError error = new RequestError.fromJson(json);
     expect(error.code, RequestError.CODE_PARSE_ERROR);
     expect(error.message, "foo");
     expect(error.data['ints'], [1, 2, 3]);
     expect(error.getData('ints'), [1, 2, 3]);
   }
 
+  @runTest
   static void toJson() {
     RequestError error = new RequestError(0, 'msg');
     error.setData('answer', 42);
     error.setData('question', 'unknown');
     expect(error.toJson(), {
         RequestError.CODE: 0,
         RequestError.MESSAGE: 'msg',
         RequestError.DATA: {'answer': 42, 'question': 'unknown'}
     });
   }
 }
 
 class ResponseTest {
+  @runTest
   static void create_contextDoesNotExist() {
     Response response = new Response.contextDoesNotExist(new Request('0', ''));
     expect(response.id, equals('0'));
     expect(response.error, isNotNull);
     expect(response.toJson(), equals({
       Response.ID: '0',
       Response.ERROR: {'code': -1, 'message': 'Context does not exist'}
     }));
   }
 
+  @runTest
   static void create_invalidRequestFormat() {
     Response response = new Response.invalidRequestFormat();
     expect(response.id, equals(''));
     expect(response.error, isNotNull);
     expect(response.toJson(), equals({
       Response.ID: '',
       Response.ERROR: {'code': -4, 'message': 'Invalid request'}
     }));
   }
 
+  @runTest
   static void create_missingRequiredParameter() {
     Response response = new Response.missingRequiredParameter(new Request('0', ''), 'x');
     expect(response.id, equals('0'));
     expect(response.error, isNotNull);
     expect(response.toJson(), equals({
       Response.ID: '0',
       Response.ERROR: {'code': -5, 'message': 'Missing required parameter: x'}
     }));
   }
 
+  @runTest
   static void create_unknownAnalysisOption() {
     Response response = new Response.unknownAnalysisOption(new Request('0', ''), 'x');
     expect(response.id, equals('0'));
     expect(response.error, isNotNull);
     expect(response.toJson(), equals({
       Response.ID: '0',
       Response.ERROR: {'code': -6, 'message': 'Unknown analysis option: "x"'}
     }));
   }
 
+  @runTest
   static void create_unknownRequest() {
     Response response = new Response.unknownRequest(new Request('0', ''));
     expect(response.id, equals('0'));
     expect(response.error, isNotNull);
     expect(response.toJson(), equals({
       Response.ID: '0',
       Response.ERROR: {'code': -7, 'message': 'Unknown request'}
     }));
   }
 
+  @runTest
   static void setResult() {
     String resultName = 'name';
     String resultValue = 'value';
     Response response = new Response('0');
     response.setResult(resultName, resultValue);
     expect(response.getResult(resultName), same(resultValue));
     expect(response.toJson(), equals({
       Response.ID: '0',
       Response.ERROR: null,
       Response.RESULT: {
         resultName: resultValue
       }
     }));
   }
 
+  @runTest
   static void fromJson() {
     Response original = new Response('myId');
     Response response = new Response.fromJson(original.toJson());
     expect(response.id, equals('myId'));
   }
 
+  @runTest
   static void fromJson_withError() {
     Response original = new Response.invalidRequestFormat();
     Response response = new Response.fromJson(original.toJson());
     expect(response.id, equals(''));
     expect(response.error, isNotNull);
     RequestError error = response.error;
     expect(error.code, equals(-4));
     expect(error.message, equals('Invalid request'));
   }
 
+  @runTest
   static void fromJson_withResult() {
     Response original = new Response('myId');
     original.setResult('foo', 'bar');
     Response response = new Response.fromJson(original.toJson());
     expect(response.id, equals('myId'));
     Map<String, Object> result = response.result;
     expect(result.length, equals(1));
     expect(result['foo'], equals('bar'));
   }
 }
 
 Matcher _throwsRequestFailure = throwsA(new isInstanceOf<RequestFailure>());