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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// @dart = 2.8
import 'dart:convert' show json;
import 'dart:math' as math;
import 'package:args/args.dart';
import 'package:flutter_tools/src/artifacts.dart';
import 'package:flutter_tools/src/base/common.dart';
import 'package:flutter_tools/src/base/context.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/io.dart';
import 'package:flutter_tools/src/build_info.dart';
import 'package:flutter_tools/src/cache.dart';
import 'package:flutter_tools/src/context_runner.dart';
import 'package:flutter_tools/src/device.dart';
import 'package:flutter_tools/src/globals.dart' as globals;
import 'package:flutter_tools/src/project.dart';
import 'package:flutter_tools/src/reporting/reporting.dart';
import 'package:flutter_tools/src/test/coverage_collector.dart';
import 'package:flutter_tools/src/test/runner.dart';
import 'package:flutter_tools/src/test/test_wrapper.dart';
const String _kOptionPackages = 'packages';
const String _kOptionShell = 'shell';
const String _kOptionTestDirectory = 'test-directory';
const String _kOptionSdkRoot = 'sdk-root';
const String _kOptionIcudtl = 'icudtl';
const String _kOptionTests = 'tests';
const String _kOptionCoverageDirectory = 'coverage-directory';
const List<String> _kRequiredOptions = <String>[
_kOptionPackages,
_kOptionShell,
_kOptionSdkRoot,
_kOptionIcudtl,
_kOptionTests,
];
const String _kOptionCoverage = 'coverage';
const String _kOptionCoveragePath = 'coverage-path';
void main(List<String> args) {
runInContext<void>(() => run(args), overrides: <Type, Generator>{
Usage: () => DisabledUsage(),
});
}
Future<void> run(List<String> args) async {
final ArgParser parser = ArgParser()
..addOption(_kOptionPackages, help: 'The .packages file')
..addOption(_kOptionShell, help: 'The Flutter shell binary')
..addOption(_kOptionTestDirectory, help: 'Directory containing the tests')
..addOption(_kOptionSdkRoot, help: 'Path to the SDK platform files')
..addOption(_kOptionIcudtl, help: 'Path to the ICU data file')
..addOption(_kOptionTests, help: 'Path to json file that maps Dart test files to precompiled dill files')
..addOption(_kOptionCoverageDirectory, help: 'The path to the directory that will have coverage collected')
..addFlag(_kOptionCoverage,
defaultsTo: false,
negatable: false,
help: 'Whether to collect coverage information.',
)
..addOption(_kOptionCoveragePath,
defaultsTo: 'coverage/lcov.info',
help: 'Where to store coverage information (if coverage is enabled).',
);
final ArgResults argResults = parser.parse(args);
if (_kRequiredOptions
.any((String option) => !argResults.options.contains(option))) {
throwToolExit('Missing option! All options must be specified.');
}
final Directory tempDir =
globals.fs.systemTempDirectory.createTempSync('flutter_fuchsia_tester.');
try {
Cache.flutterRoot = tempDir.path;
final String shellPath = globals.fs.file(argResults[_kOptionShell]).resolveSymbolicLinksSync();
if (!globals.fs.isFileSync(shellPath)) {
throwToolExit('Cannot find Flutter shell at $shellPath');
}
final Directory sdkRootSrc = globals.fs.directory(argResults[_kOptionSdkRoot]);
if (!globals.fs.isDirectorySync(sdkRootSrc.path)) {
throwToolExit('Cannot find SDK files at ${sdkRootSrc.path}');
}
Directory coverageDirectory;
final String coverageDirectoryPath = argResults[_kOptionCoverageDirectory] as String;
if (coverageDirectoryPath != null) {
if (!globals.fs.isDirectorySync(coverageDirectoryPath)) {
throwToolExit('Cannot find coverage directory at $coverageDirectoryPath');
}
coverageDirectory = globals.fs.directory(coverageDirectoryPath);
}
// Put the tester shell where runTests expects it.
// TODO(garymm): Switch to a Fuchsia-specific Artifacts impl.
final Link testerDestLink =
globals.fs.link(globals.artifacts.getArtifactPath(Artifact.flutterTester));
testerDestLink.parent.createSync(recursive: true);
testerDestLink.createSync(globals.fs.path.absolute(shellPath));
final Directory sdkRootDest =
globals.fs.directory(globals.artifacts.getArtifactPath(Artifact.flutterPatchedSdkPath));
sdkRootDest.createSync(recursive: true);
for (final FileSystemEntity artifact in sdkRootSrc.listSync()) {
globals.fs.link(sdkRootDest.childFile(artifact.basename).path).createSync(artifact.path);
}
// TODO(tvolkert): Remove once flutter_tester no longer looks for this.
globals.fs.link(sdkRootDest.childFile('platform.dill').path).createSync('platform_strong.dill');
Directory testDirectory;
CoverageCollector collector;
if (argResults['coverage'] as bool) {
collector = CoverageCollector(
packagesPath: globals.fs.path.normalize(globals.fs.path.absolute(argResults[_kOptionPackages] as String)),
libraryPredicate: (String libraryName) {
// If we have a specified coverage directory then accept all libraries.
if (coverageDirectory != null) {
return true;
}
final String projectName = FlutterProject.current().manifest.appName;
return libraryName.contains(projectName);
});
if (!argResults.options.contains(_kOptionTestDirectory)) {
throwToolExit('Use of --coverage requires setting --test-directory');
}
testDirectory = globals.fs.directory(argResults[_kOptionTestDirectory]);
}
final Map<String, String> tests = <String, String>{};
final List<Map<String, dynamic>> jsonList = List<Map<String, dynamic>>.from(
(json.decode(globals.fs.file(argResults[_kOptionTests]).readAsStringSync()) as List<dynamic>).cast<Map<String, dynamic>>());
for (final Map<String, dynamic> map in jsonList) {
final String source = globals.fs.file(map['source']).resolveSymbolicLinksSync();
final String dill = globals.fs.file(map['dill']).resolveSymbolicLinksSync();
tests[source] = dill;
}
// TODO(dnfield): This should be injected.
exitCode = await const FlutterTestRunner().runTests(
const TestWrapper(),
tests.keys.toList(),
debuggingOptions: DebuggingOptions.enabled(
BuildInfo(
BuildMode.debug,
'',
treeShakeIcons: false,
packagesPath: globals.fs.path.normalize(globals.fs.path.absolute(argResults[_kOptionPackages] as String)),
),
),
watcher: collector,
ipv6: false,
enableObservatory: collector != null,
precompiledDillFiles: tests,
concurrency: math.max(1, globals.platform.numberOfProcessors - 2),
icudtlPath: globals.fs.path.absolute(argResults[_kOptionIcudtl] as String),
coverageDirectory: coverageDirectory,
);
if (collector != null) {
// collector expects currentDirectory to be the root of the dart
// package (i.e. contains lib/ and test/ sub-dirs). In some cases,
// test files may appear to be in the root directory.
if (coverageDirectory == null) {
globals.fs.currentDirectory = testDirectory.parent;
} else {
globals.fs.currentDirectory = testDirectory;
}
if (!await collector.collectCoverageData(argResults[_kOptionCoveragePath] as String, coverageDirectory: coverageDirectory)) {
throwToolExit('Failed to collect coverage data');
}
}
} finally {
tempDir.deleteSync(recursive: true);
}
// TODO(ianh): There's apparently some sort of lost async task keeping the
// process open. Remove the next line once that's been resolved.
exit(exitCode);
}