LibTest/io/Process/runSync_A02_t02.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.

/// @assertion
/// ProcessResult runSync(
///     String executable,
///     List<String> arguments, {
///     String workingDirectory,
///     Map<String, String> environment,
///     bool includeParentEnvironment: true,
///     bool runInShell: false,
///     Encoding stdoutEncoding: systemEncoding,
///     Encoding stderrEncoding: systemEncoding
/// })
/// ...
/// The encoding used for decoding stdout and stderr into text is controlled
/// through stdoutEncoding and stderrEncoding. The default encoding is
/// systemEncoding. If null is used no decoding will happen and the
/// ProcessResult will hold binary data.
///
/// @description Checks that if [stderrEncoding] is null no decoding is happen
/// and the ProcessResult.stderr holds binary data.
/// @author ngl@unipro.ru
/// @issue 30945

import "dart:convert";
import "dart:io";
import "../../../Utils/expect.dart";

String command = "";
List<String> args = new List<String>.empty(growable: true);

void setCommand() {
  if (Platform.isWindows) {
    command = Platform.resolvedExecutable;
    args = ['--version'];
  } else {
    command = 'echo';
    args = ['abc'];
  }
}

main() {
  setCommand();
  ProcessResult processResult =
      Process.runSync(command, args, stderrEncoding: null);
  Expect.equals(0, processResult.exitCode);
  Expect.isTrue(processResult.stdout is String);
  Expect.isTrue(processResult.stderr is List);
  Utf8Decoder decoder = new Utf8Decoder();
  if (Platform.isWindows) {
    Expect.equals(0, (processResult.stderr).length);
    Expect.isTrue(processResult.stdout.indexOf(Platform.version) > -1);
  } else {
    Expect.isTrue(processResult.stdout.substring(0, 3) == "abc");
    Expect.isTrue((processResult.stderr).length == 0);
    String decoded = decoder.convert(processResult.stderr);
    Expect.equals("", decoded);
  }
}