| // 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. |
| |
| import 'package:analysis_server/protocol/protocol_generated.dart'; |
| import 'package:test/test.dart'; |
| import 'package:test_reflective_loader/test_reflective_loader.dart'; |
| |
| import '../support/integration_tests.dart'; |
| |
| void main() { |
| defineReflectiveSuite(() { |
| defineReflectiveTests(OccurrencesTest); |
| }); |
| } |
| |
| @reflectiveTest |
| class OccurrencesTest extends AbstractAnalysisServerIntegrationTest { |
| Future<void> test_occurrences() async { |
| var pathname = sourcePath('test.dart'); |
| var text = r''' |
| void f() { |
| int sum = 0; |
| for (int i = 0; i < 10; i++) { |
| for (int j = 0; j < i; j++) { |
| sum += j; |
| } |
| } |
| print(sum); |
| } |
| '''; |
| writeFile(pathname, text); |
| await standardAnalysisSetup(); |
| sendAnalysisSetSubscriptions({ |
| AnalysisService.OCCURRENCES: [pathname] |
| }); |
| |
| await analysisFinished; |
| expect(currentAnalysisErrors[pathname], isEmpty); |
| |
| var params = await onAnalysisOccurrences.first; |
| expect(params.file, equals(pathname)); |
| var occurrences = params.occurrences; |
| |
| Set<int> findOffsets(String elementName) { |
| for (var occurrence in occurrences) { |
| if (occurrence.element.name == elementName) { |
| return occurrence.offsets.toSet(); |
| } |
| } |
| fail('No element found matching $elementName'); |
| } |
| |
| void check(String elementName, Iterable<String> expectedOccurrences) { |
| var expectedOffsets = expectedOccurrences |
| .map((String substring) => text.indexOf(substring)) |
| .toSet(); |
| var foundOffsets = findOffsets(elementName); |
| expect(foundOffsets, equals(expectedOffsets)); |
| } |
| |
| check('i', ['i = 0', 'i < 10', 'i++', 'i;']); |
| check('j', ['j = 0', 'j < i', 'j++', 'j;']); |
| check('sum', ['sum = 0', 'sum +=', 'sum)']); |
| } |
| } |