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Use runTests in fuchsia tester. (#19178)

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This allows us to collect code coverage for Fuchsia tests.
This commit is contained in:
Gary Miguel 2018-07-09 16:13:10 -07:00 committed by Chris Bracken
parent 7dd265ff18
commit 032f8cdb8b
1 changed files with 42 additions and 12 deletions
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54
packages/flutter_tools/bin/fuchsia_tester.dart
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@ -11,12 +11,12 @@ import 'package:flutter_tools/src/base/io.dart';
import 'package:flutter_tools/src/cache.dart';
import 'package:flutter_tools/src/context_runner.dart';
import 'package:flutter_tools/src/dart/package_map.dart';
import 'package:flutter_tools/src/artifacts.dart';
import 'package:flutter_tools/src/disabled_usage.dart';
import 'package:flutter_tools/src/globals.dart';
import 'package:flutter_tools/src/test/flutter_platform.dart' as loader;
import 'package:flutter_tools/src/test/coverage_collector.dart';
import 'package:flutter_tools/src/test/runner.dart';
import 'package:flutter_tools/src/usage.dart';
import 'package:test/src/executable.dart'
as test; // ignore: implementation_imports
// Note: this was largely inspired by lib/src/commands/test.dart.
@ -28,6 +28,8 @@ const List<String> _kRequiredOptions = const <String>[
_kOptionShell,
_kOptionTestDirectory,
];
const String _kOptionCoverage = 'coverage';
const String _kOptionCoveragePath = 'coverage-path';
Future<Null> main(List<String> args) {
return runInContext<Null>(() => run(args), overrides: <Type, dynamic>{
@ -47,12 +49,20 @@ Future<Null> run(List<String> args) async {
final ArgParser parser = new ArgParser()
..addOption(_kOptionPackages, help: 'The .packages file')
..addOption(_kOptionShell, help: 'The Flutter shell binary')
..addOption(_kOptionTestDirectory, help: 'Directory containing the tests');
..addOption(_kOptionTestDirectory, help: 'Directory containing the tests')
..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))) {
printError('Missing option! All options must be specified.');
exit(1);
throwToolExit('Missing option! All options must be specified.');
}
final Directory tempDirectory =
fs.systemTempDirectory.createTempSync('fuchsia_tester');
@ -70,16 +80,36 @@ Future<Null> run(List<String> args) async {
if (!fs.isFileSync(shellPath)) {
throwToolExit('Cannot find Flutter shell at $shellPath');
}
loader.installHook(
shellPath: shellPath,
);
// Put the tester shell where runTests expects it.
// TODO(tvolkert,garymm): Switch to a Fuchsia-specific Artifacts impl.
final Link testerDestLink =
fs.link(artifacts.getArtifactPath(Artifact.flutterTester));
testerDestLink.parent.createSync(recursive: true);
testerDestLink.createSync(shellPath);
PackageMap.globalPackagesPath =
fs.path.normalize(fs.path.absolute(argResults[_kOptionPackages]));
fs.currentDirectory = testDirectory;
await test.main(testArgs);
exit(exitCode);
CoverageCollector collector;
if (argResults['coverage']) {
collector = new CoverageCollector();
}
exitCode = await runTests(
tests,
workDir: testDirectory,
watcher: collector,
enableObservatory: collector != null,
);
if (collector != null) {
// collector expects currentDirectory to be the root of the dart
// package (i.e. contains lib/ and test/ sub-dirs).
fs.currentDirectory = testDirectory.parent;
if (!await
collector.collectCoverageData(argResults[_kOptionCoveragePath]))
throwToolExit('Failed to collect coverage data');
}
} finally {
tempDirectory.deleteSync(recursive: true);
}