dart-sdk/pkg/dev_compiler/test/sdk_source_map_test.dart
Leaf Petersen e85bf740ef Opt pkg/dev_compiler out of null safety.
Change-Id: I62207a436605480b6981b8b00bf7b88d8589db0f
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/166980
Commit-Queue: Leaf Petersen <leafp@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
2020-10-12 23:25:42 +00:00

35 lines
1.1 KiB
Dart

// Copyright (c) 2019, 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.
// @dart = 2.9
import 'dart:io';
import 'package:expect/expect.dart';
import 'package:path/path.dart' as p;
import 'package:source_maps/source_maps.dart' as sm;
void main() async {
final binDir = p.dirname(Platform.resolvedExecutable);
final sdkDir = p.dirname(binDir);
// This test expects to run in a build SDK.
Expect.isTrue(binDir.endsWith('bin'));
final sdkJsMapDir =
p.joinAll([sdkDir, 'lib', 'dev_compiler', 'kernel', 'amd']);
final sdkJsMapFile = p.join(sdkJsMapDir, 'dart_sdk.js.map');
final sdkJsMapText = await File(sdkJsMapFile).readAsString();
var mapping = sm.parse(sdkJsMapText) as sm.SingleMapping;
var urls = mapping.urls;
Expect.isTrue(urls.isNotEmpty);
for (var url in urls) {
Expect.equals(p.extension(url), '.dart');
Expect.isFalse(p.isAbsolute(url));
var fullPath = p.canonicalize(p.join(sdkJsMapDir, url));
Expect.isTrue(await File(fullPath).exists(), 'Missing file: $fullPath');
}
}