dart-sdk/pkg/analyzer_cli/test/errors_reported_once_test.dart
Sam Rawlins 5722d15268 analyzer_cli: comply with 7 upcoming pedantic lint rules
Change-Id: I2933de0452c11196477479d516f8c5b2711a1881
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/163220
Reviewed-by: Mike Fairhurst <mfairhurst@google.com>
Commit-Queue: Samuel Rawlins <srawlins@google.com>
2020-09-17 21:16:18 +00:00

76 lines
2.2 KiB
Dart

// Copyright (c) 2017, 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 'dart:io';
import 'package:analyzer_cli/src/driver.dart';
import 'package:analyzer_cli/src/options.dart';
import 'package:path/path.dart' as path;
import 'package:test/test.dart';
import 'package:test_reflective_loader/test_reflective_loader.dart';
import 'utils.dart';
void main() {
defineReflectiveTests(ErrorsReportedOnceTest);
}
@reflectiveTest
class ErrorsReportedOnceTest {
StringSink savedOutSink, savedErrorSink;
int savedExitCode;
ExitHandler savedExitHandler;
void setUp() {
savedOutSink = outSink;
savedErrorSink = errorSink;
savedExitHandler = exitHandler;
savedExitCode = exitCode;
exitHandler = (code) => exitCode = code;
outSink = StringBuffer();
errorSink = StringBuffer();
}
void tearDown() {
outSink = savedOutSink;
errorSink = savedErrorSink;
exitCode = savedExitCode;
exitHandler = savedExitHandler;
}
Future<void> test_once() async {
var testDir = path.join(testDirectory, 'data', 'errors_reported_once');
var driver = Driver();
await driver.start(
[path.join(testDir, 'foo.dart'), path.join(testDir, 'bar.dart')]);
expect(exitCode, 0);
// Ensure that we only have one copy of the error.
final unusedWarning = 'Unused import';
var output = outSink.toString();
expect(output, contains(unusedWarning));
expect(unusedWarning.allMatches(output).toList(), hasLength(1));
}
Future<void> test_once_machine() async {
var testDir = path.join(testDirectory, 'data', 'errors_reported_once');
var driver = Driver();
await driver.start([
'--format',
'machine',
path.join(testDir, 'foo.dart'),
path.join(testDir, 'bar.dart')
]);
expect(exitCode, 0);
// Ensure that we only have one copy of the error.
final unusedWarning = 'Unused import';
var output = errorSink.toString();
expect(output, contains(unusedWarning));
expect(unusedWarning.allMatches(output).toList(), hasLength(1));
}
}