Revert "TEMPORARY - Validate fix for 16994 with some caveats"

tests/standalone/io/platform_executable_test.dart

Index: tests/standalone/io/platform_executable_test.dart
diff --git a/tests/standalone/io/platform_executable_test.dart b/tests/standalone/io/platform_executable_test.dart
deleted file mode 100644
index 7334790208e1d8e876a02e13780e9a80d6af73f7..0000000000000000000000000000000000000000
--- a/tests/standalone/io/platform_executable_test.dart
+++ /dev/null
@@ -1,124 +0,0 @@
-// Copyright (c) 2012, 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.
-//
-// Process test program to test process communication.
-
-library PlatformExecutableTest;
-
-import "dart:io";
-
-import "package:expect/expect.dart";
-
-const CLIENT_SCRIPT = "platform_executable_script.dart";
-
-void verify(String exePath, {String altPath}) {
-  var env = {};
-  if (altPath != null) {
-    env['PATH'] = altPath;
-  }
-
-  var processResult = Process.runSync(exePath, [scriptPath],
-      includeParentEnvironment: false, runInShell: true, environment: env);
-
-  var result = processResult.stdout.trim();
-  Expect.equals(Platform.executable, result);
-}
-
-void testDartExecShouldNotBeInCurrentDir() {
-  var type = FileSystemEntity.typeSync(platformExeName);
-  Expect.equals(FileSystemEntityType.NOT_FOUND, type);
-}
-
-void testShouldFailOutsidePath() {
-  Expect.throws(() => Process.runSync(platformExeName, [scriptPath],
-      includeParentEnvironment: false));
-}
-
-void testShouldSucceedWithSourcePlatformExecutable() {
-  print('*** Running normally');
-  verify(Platform.executable);
-}
-
-void testExeSymLinked(Directory dir) {
-  var dirUri = new Uri.directory(dir.path);
-  var link = new Link.fromUri(dirUri.resolve('dart_exe_link'));
-  link.createSync(Platform.executable);
-  print('*** Creating a sym-link to the executable');
-  verify(link.path);
-}
-
-void testPathToDirWithExeSymLinked(Directory dir) {
-  var dirUri = new Uri.directory(dir.path);
-  var link = new Link.fromUri(dirUri.resolve('dart_exe_link'));
-  link.createSync(Platform.executable);
-  print('*** Path to a directory that contains a sym-link to dart bin');
-  verify('dart_exe_link', altPath: dir.path);
-}
-
-/// Create a sym-link to the SDK directory and run 'dart' from that path
-void testExeDirSymLinked(Directory dir) {
-  var dirUri = new Uri.directory(dir.path);
-
-  var linkDirUri = dirUri.resolve('dart_bin_dir_link');
-  var link = new Link.fromUri(linkDirUri);
-
-  var exeFile = new File(Platform.executable);
-
-  link.createSync(exeFile.parent.path);
-
-  var linkedBin =
-      new Uri.directory(linkDirUri.toFilePath()).resolve(platformExeName);
-
-  print('*** Running in a sym-linked directory');
-  verify(linkedBin.toFilePath());
-}
-
-void testPathPointsToSymLinkedSDKPath(Directory dir) {
-  var dirUri = new Uri.directory(dir.path);
-
-  var linkDirUri = dirUri.resolve('dart_bin_dir_link');
-  var link = new Link.fromUri(linkDirUri);
-
-  var exeFile = new File(Platform.executable);
-
-  link.createSync(exeFile.parent.path);
-
-  print('*** Path points to a sym-linked SDK dir');
-  verify(platformExeName, altPath: link.path);
-}
-
-void testPathToSDKDir() {
-  var exeFile = new File(Platform.executable);
-  var binDirPath = exeFile.parent.path;
-
-  print('*** Running with PATH env set to environment - fixed in 16994 - thanks!');
-  verify(platformExeName, altPath: binDirPath);
-}
-
-void withTempDir(void test(Directory dir)) {
-  var tempDir = Directory.systemTemp.createTempSync('dart.sdk.test.');
-  try {
-    test(tempDir);
-  } finally {
-    tempDir.deleteSync(recursive: true);
-  }
-}
-
-String get platformExeName {
-  var raw = new Uri.file(Platform.executable);
-  return raw.pathSegments.last;
-}
-
-String get scriptPath => Platform.script.resolve(CLIENT_SCRIPT).toString();
-
-void main() {
-  testDartExecShouldNotBeInCurrentDir();
-  testShouldFailOutsidePath();
-  testShouldSucceedWithSourcePlatformExecutable(); /// 00: ok
-  withTempDir(testExeSymLinked); /// 01: ok
-  withTempDir(testExeDirSymLinked); /// 02: ok
-  testPathToSDKDir(); /// 03: ok
-  withTempDir(testPathPointsToSymLinkedSDKPath); /// 04: ok
-  withTempDir(testPathToDirWithExeSymLinked); /// 05: ok
-}