Konstantin Shcheglov
e3c8774543
Change-Id: I63138e002d9e777f51d2d843f7ef2b1f32fed3e0 Reviewed-on: https://dart-review.googlesource.com/c/82529 Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
95 lines
3.4 KiB
Dart
95 lines
3.4 KiB
Dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'package:analyzer/dart/analysis/results.dart';
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import 'package:analyzer/src/test_utilities/resource_provider_mixin.dart';
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import 'package:analyzer_plugin/src/utilities/navigation/navigation.dart';
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import 'package:analyzer_plugin/utilities/generator.dart';
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import 'package:analyzer_plugin/utilities/navigation/navigation.dart';
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import 'package:test/test.dart';
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import 'package:test_reflective_loader/test_reflective_loader.dart';
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import '../plugin/mocks.dart';
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void main() {
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defineReflectiveTests(NavigationGeneratorTest);
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}
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@reflectiveTest
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class NavigationGeneratorTest with ResourceProviderMixin {
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ResolvedUnitResult resolvedUnit = new MockResolvedUnitResult(path: 'a.dart');
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test_none() {
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NavigationGenerator generator = new NavigationGenerator([]);
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NavigationRequest request =
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new DartNavigationRequestImpl(resourceProvider, 0, 100, resolvedUnit);
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GeneratorResult result = generator.generateNavigationNotification(request);
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expect(result.notifications, hasLength(1));
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}
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test_normal() {
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TestContributor contributor = new TestContributor();
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NavigationGenerator generator = new NavigationGenerator([contributor]);
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NavigationRequest request =
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new DartNavigationRequestImpl(resourceProvider, 0, 100, resolvedUnit);
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GeneratorResult result = generator.generateNavigationNotification(request);
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expect(result.notifications, hasLength(1));
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expect(contributor.count, 1);
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}
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/**
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* This tests that we get an error notification for each contributor that
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* throws an error and that an error in one contributor doesn't prevent other
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* contributors from being called.
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*/
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test_withException() {
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TestContributor contributor1 = new TestContributor();
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TestContributor contributor2 = new TestContributor(throwException: true);
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TestContributor contributor3 = new TestContributor();
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TestContributor contributor4 = new TestContributor(throwException: true);
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NavigationGenerator generator = new NavigationGenerator(
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[contributor1, contributor2, contributor3, contributor4]);
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NavigationRequest request =
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new DartNavigationRequestImpl(resourceProvider, 0, 100, resolvedUnit);
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GeneratorResult result = generator.generateNavigationNotification(request);
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expect(result.notifications, hasLength(3));
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expect(
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result.notifications.where(
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(notification) => notification.event == 'analysis.navigation'),
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hasLength(1));
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expect(
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result.notifications
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.where((notification) => notification.event == 'plugin.error'),
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hasLength(2));
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expect(contributor1.count, 1);
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expect(contributor2.count, 1);
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expect(contributor3.count, 1);
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expect(contributor4.count, 1);
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}
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}
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class TestContributor implements NavigationContributor {
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/**
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* A flag indicating whether the contributor should throw an exception when
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* [computeNavigation] is invoked.
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*/
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bool throwException;
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/**
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* The number of times that [computeNavigation] was invoked.
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*/
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int count = 0;
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TestContributor({this.throwException: false});
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@override
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void computeNavigation(
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NavigationRequest request, NavigationCollector collector) {
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count++;
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if (throwException) {
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throw new Exception();
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}
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}
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}
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