Implementation for 'search.findTopLevelDeclarations' API.

pkg/analysis_server/test/search/top_level_declarations_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.search.top_level_declarations;
+
+import 'package:analysis_server/src/constants.dart';
+import 'package:analysis_server/src/protocol.dart';
+import 'package:analysis_server/src/search/search_result.dart';
+import 'package:analysis_testing/reflective_tests.dart';
+import 'package:unittest/unittest.dart';
+
+import 'abstract_search_domain.dart';
+import 'dart:async';
+import 'package:analysis_server/src/computer/element.dart';
+
+
+main() {
+  groupSep = ' | ';
+  group('findTopLevelDeclarations', () {
+    runReflectiveTests(TopLevelDeclarationsTest);
+  });
+}
+
+
+@ReflectiveTestCase()
+class TopLevelDeclarationsTest extends AbstractSearchDomainTest {
+  Future findTopLevelDeclarations(String pattern) {
+    return waitForTasksFinished().then((_) {
+      Request request = new Request('0', SEARCH_FIND_TOP_LEVEL_DECLARATIONS);
+      request.setParameter(PATTERN, pattern);
+      Response response = handleSuccessfulRequest(request);
+      searchId = response.getResult(ID);
+      results.clear();
+      return waitForSearchResults();
+    });
+  }
+
+  void assertHasDeclaration(ElementKind kind, String name) {
+    result = findTopLevelResult(kind, name);
+    if (result == null) {
+      fail('Not found: kind=$kind name="$name"\nin\n' + results.join('\n'));
+    }
+  }
+
+  void assertNoDeclaration(ElementKind kind, String name) {
+    result = findTopLevelResult(kind, name);
+    if (result != null) {
+      fail('Unexpected: kind=$kind name="$name"\nin\n' + results.join('\n'));
+    }
+  }
+
+  SearchResult findTopLevelResult(ElementKind kind, String name) {
+    for (SearchResult result in results) {
+      Element element = result.path[0];
+      if (element.kind == kind && element.name == name) {
+        return result;
+      }
+    }
+    return null;
+  }
+
+  test_startEndPattern() {
+    addTestFile('''
+class A {} // A
+class B = Object with A;
+typedef C();
+D() {}
+var E = null;
+class ABC {}
+''');
+    return findTopLevelDeclarations('^[A-E]\$').then((_) {
+      assertHasDeclaration(ElementKind.CLASS, 'A');
+      assertHasDeclaration(ElementKind.CLASS, 'B');
+      assertHasDeclaration(ElementKind.FUNCTION_TYPE_ALIAS, 'C');
+      assertHasDeclaration(ElementKind.FUNCTION, 'D');
+      assertHasDeclaration(ElementKind.TOP_LEVEL_VARIABLE, 'E');
+      assertNoDeclaration(ElementKind.CLASS, 'ABC');
+    });
+  }
+}