| // Copyright (c) 2015, 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. |
| |
| library unittest.unittest; |
| |
| import 'dart:async'; |
| import 'dart:io'; |
| import 'dart:isolate'; |
| |
| import 'package:args/args.dart'; |
| import 'package:stack_trace/stack_trace.dart'; |
| |
| import 'package:unittest/src/console_reporter.dart'; |
| import 'package:unittest/src/exit_codes.dart' as exit_codes; |
| import 'package:unittest/src/load_exception.dart'; |
| import 'package:unittest/src/loader.dart'; |
| import 'package:unittest/src/utils.dart'; |
| |
| /// The argument parser used to parse the executable arguments. |
| final _parser = new ArgParser(); |
| |
| void main(List<String> args) { |
| _parser.addFlag("help", abbr: "h", negatable: false, |
| help: "Shows this usage information."); |
| _parser.addOption("package-root", hide: true); |
| |
| var options; |
| try { |
| options = _parser.parse(args); |
| } on FormatException catch (error) { |
| _printUsage(error.message); |
| exitCode = exit_codes.usage; |
| return; |
| } |
| |
| if (options["help"]) { |
| _printUsage(); |
| return; |
| } |
| |
| var loader = new Loader(packageRoot: options["package-root"]); |
| new Future.sync(() { |
| var paths = options.rest; |
| if (paths.isEmpty) { |
| if (!new Directory("test").existsSync()) { |
| throw new LoadException("test", |
| "No test files were passed and the default directory doesn't " |
| "exist."); |
| } |
| paths = ["test"]; |
| } |
| |
| return Future.wait(paths.map((path) { |
| if (new Directory(path).existsSync()) return loader.loadDir(path); |
| if (new File(path).existsSync()) return loader.loadFile(path); |
| throw new LoadException(path, 'Does not exist.'); |
| })); |
| }).then((suites) { |
| var reporter = new ConsoleReporter(flatten(suites)); |
| return reporter.run().then((success) { |
| exitCode = success ? 0 : 1; |
| }).whenComplete(() => reporter.close()); |
| }).catchError((error, stackTrace) { |
| if (error is LoadException) { |
| // TODO(nweiz): color this message? |
| stderr.writeln(getErrorMessage(error)); |
| |
| // Only print stack traces for load errors that come from the user's |
| if (error.innerError is! IOException && |
| error.innerError is! IsolateSpawnException && |
| error.innerError is! String) { |
| stderr.write(terseChain(stackTrace)); |
| } |
| |
| exitCode = error.innerError is IOException |
| ? exit_codes.io |
| : exit_codes.data; |
| } else { |
| stderr.writeln(getErrorMessage(error)); |
| stderr.writeln(new Trace.from(stackTrace).terse); |
| stderr.writeln( |
| "This is an unexpected error. Please file an issue at " |
| "http://github.com/dart-lang/unittest\n" |
| "with the stack trace and instructions for reproducing the error."); |
| exitCode = exit_codes.software; |
| } |
| }).whenComplete(() => loader.close()); |
| } |
| |
| /// Print usage information for this command. |
| /// |
| /// If [error] is passed, it's used in place of the usage message and the whole |
| /// thing is printed to stderr instead of stdout. |
| void _printUsage([String error]) { |
| var output = stdout; |
| |
| var message = "Runs tests in this package."; |
| if (error != null) { |
| message = error; |
| output = stderr; |
| } |
| |
| output.write("""$message |
| |
| Usage: pub run unittest:unittest [files or directories...] |
| |
| ${_parser.usage} |
| """); |
| } |