Implement 'edit.sortMembers' request.

pkg/analysis_server/test/edit/sort_members_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.edit.sort_members;
+
+import 'dart:async';
+
+import 'package:analysis_server/src/edit/edit_domain.dart';
+import 'package:analysis_server/src/protocol.dart';
+import 'package:unittest/unittest.dart' hide ERROR;
+
+import '../analysis_abstract.dart';
+import '../mocks.dart';
+import '../reflective_tests.dart';
+
+
+main() {
+  groupSep = ' | ';
+  runReflectiveTests(SortMembersTest);
+}
+
+
+@ReflectiveTestCase()
+class SortMembersTest extends AbstractAnalysisTest {
+  SourceFileEdit fileEdit;
+
+  @override
+  void setUp() {
+    super.setUp();
+    createProject();
+    handler = new EditDomainHandler(server);
+  }
+
+  Future test_BAD_doesNotExist() {
+    return waitForTasksFinished().then((_) {
+      Request request =
+          new EditSortMembersParams('/no/such/file.dart').toRequest('0');
+      Response response = handler.handleRequest(request);
+      expect(
+          response,
+          isResponseFailure('0', RequestErrorCode.SORT_MEMBERS_INVALID_FILE));
+    });
+  }
+
+  Future test_BAD_hasParseError() {
+    addTestFile('''
+main() {
+  print()
+}
+''');
+    return waitForTasksFinished().then((_) {
+      Request request = new EditSortMembersParams(testFile).toRequest('0');
+      Response response = handler.handleRequest(request);
+      expect(
+          response,
+          isResponseFailure('0', RequestErrorCode.SORT_MEMBERS_PARSE_ERRORS));
+    });
+  }
+
+  Future test_BAD_notDartFile() {
+    return waitForTasksFinished().then((_) {
+      Request request =
+          new EditSortMembersParams('/not-a-Dart-file.txt').toRequest('0');
+      Response response = handler.handleRequest(request);
+      expect(
+          response,
+          isResponseFailure('0', RequestErrorCode.SORT_MEMBERS_INVALID_FILE));
+    });
+  }
+
+  Future test_OK_classMembers_method() {
+    addTestFile('''
+class A {
+  c() {}
+  a() {}
+  b() {}
+}
+''');
+    return _assertSorted(r'''
+class A {
+  a() {}
+  b() {}
+  c() {}
+}
+''');
+  }
+
+  Future test_OK_directives() {
+    addTestFile('''
+library lib;
+
+export 'dart:bbb';
+import 'dart:bbb';
+export 'package:bbb/bbb.dart';
+import 'bbb/bbb.dart';
+export 'dart:aaa';
+export 'package:aaa/aaa.dart';
+import 'package:bbb/bbb.dart';
+export 'aaa/aaa.dart';
+export 'bbb/bbb.dart';
+import 'dart:aaa';
+import 'package:aaa/aaa.dart';
+import 'aaa/aaa.dart';
+part 'bbb/bbb.dart';
+part 'aaa/aaa.dart';
+
+main() {
+}
+''');
+    return _assertSorted(r'''
+library lib;
+
+import 'dart:aaa';
+import 'dart:bbb';
+
+import 'package:aaa/aaa.dart';
+import 'package:bbb/bbb.dart';
+
+import 'aaa/aaa.dart';
+import 'bbb/bbb.dart';
+
+export 'dart:aaa';
+export 'dart:bbb';
+
+export 'package:aaa/aaa.dart';
+export 'package:bbb/bbb.dart';
+
+export 'aaa/aaa.dart';
+export 'bbb/bbb.dart';
+
+part 'aaa/aaa.dart';
+part 'bbb/bbb.dart';
+
+main() {
+}
+''');
+  }
+
+  Future test_OK_unitMembers_class() {
+    addTestFile('''
+class C {}
+class A {}
+class B {}
+''');
+    return _assertSorted(r'''
+class A {}
+class B {}
+class C {}
+''');
+  }
+
+  Future _assertSorted(String expectedCode) {
+    return waitForTasksFinished().then((_) {
+      _requestSort();
+      String resultCode = SourceEdit.applySequence(testCode, fileEdit.edits);
+      expect(resultCode, expectedCode);
+    });
+  }
+
+  void _requestSort() {
+    Request request = new EditSortMembersParams(testFile).toRequest('0');
+    Response response = handleSuccessfulRequest(request);
+    var result = new EditSortMembersResult.fromResponse(response);
+    fileEdit = result.edit;
+  }
+}