Implementation for 'search.findTopLevelDeclarations' API.

pkg/analysis_server/test/search/abstract_search_domain.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.search.abstract_search_domain;
+
+import 'dart:async';
+
+import 'package:analysis_server/src/computer/element.dart';
+import 'package:analysis_server/src/constants.dart';
+import 'package:analysis_server/src/protocol.dart';
+import 'package:analysis_server/src/search/search_domain.dart';
+import 'package:analysis_server/src/search/search_result.dart';
+import 'package:analysis_services/index/index.dart' show Index;
+import 'package:analysis_services/index/local_memory_index.dart';
+import 'package:unittest/unittest.dart';
+
+import '../analysis_abstract.dart';
+
+
+class AbstractSearchDomainTest extends AbstractAnalysisTest {
+  String searchId;
+  bool searchDone = false;
+  List<SearchResult> results = <SearchResult>[];
+  SearchResult result;
+
+  void assertHasResult(SearchResultKind kind, String search, [int length]) {
+    int offset = findOffset(search);
+    if (length == null) {
+      length = findIdentifierLength(search);
+    }
+    findResult(kind, testFile, offset, length, true);
+  }
+
+  void assertNoResult(SearchResultKind kind, String search, [int length]) {
+    int offset = findOffset(search);
+    if (length == null) {
+      length = findIdentifierLength(search);
+    }
+    findResult(kind, testFile, offset, length, false);
+  }
+
+  @override
+  Index createIndex() {
+    return createLocalMemoryIndex();
+  }
+
+  void findResult(SearchResultKind kind, String file, int offset, int length,
+      bool expected) {
+    for (SearchResult result in results) {
+      Location location = result.location;
+      if (result.kind == kind &&
+          location.file == file &&
+          location.offset == offset &&
+          location.length == length) {
+        if (!expected) {
+          fail('Unexpected result $result in\n' + results.join('\n'));
+        }
+        this.result = result;
+        return;
+      }
+    }
+    if (expected) {
+      fail(
+          'Not found: "search" kind=$kind offset=$offset length=$length\nin\n' +
+              results.join('\n'));
+    }
+  }
+
+  String getPathString(List<Element> path) {
+    return path.map((Element element) {
+      return '${element.kind} ${element.name}';
+    }).join('\n');
+  }
+
+  void processNotification(Notification notification) {
+    if (notification.event == SEARCH_RESULTS) {
+      String id = notification.getParameter(ID);
+      if (id == searchId) {
+        for (Map<String, Object> json in notification.getParameter(RESULTS)) {
+          results.add(new SearchResult.fromJson(json));
+        }
+        searchDone = notification.getParameter(LAST);
+      }
+    }
+  }
+
+  @override
+  void setUp() {
+    super.setUp();
+    createProject();
+    handler = new SearchDomainHandler(server);
+  }
+
+  Future waitForSearchResults() {
+    if (searchDone) {
+      return new Future.value();
+    }
+    return new Future.delayed(Duration.ZERO, waitForSearchResults);
+  }
+}