Revert "dart:io | Change File.fullPath to FileSystemEntity.resolveSymbolicLinks."

tests/standalone/io/resolve_symbolic_links_test.dart

-// Copyright (c) 2013, 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.
-//
-// Dart test program for testing FileSystemEntity.resolveSymbolicLinks
-
-import "package:expect/expect.dart";
-import "package:path/path.dart";
-import "package:async_helper/async_helper.dart";
-import 'dart:async';
-import 'dart:io';
-
-main() {
-  String testsDir = dirname(dirname(dirname(Platform.script)));
-  // All of these tests test that resolveSymbolicLinks gives a path
-  // that points to the same place as the original, and that it removes
-  // all links, .., and . segments, and that it produces an absolute path.
-  asyncTest(() => testFile(join(
-      testsDir, 'standalone', 'io', 'resolve_symbolic_links_test.dart')));
-  asyncTest(() => testFile(join(testsDir, 'standalone', 'io', '..', 'io',
-                                'resolve_symbolic_links_test.dart')));
-
-  asyncTest(() => testDir(join(testsDir, 'standalone', 'io')));
-  asyncTest(() => testDir(join(testsDir, 'lib', '..', 'standalone', 'io')));
-  // Test a relative path.
-  asyncTest(() => testDir('.'));
-  if (Platform.isWindows) {
-    asyncTest(() =>testFile(join('\\\\?\\$testsDir', 'standalone', 'io',
-                                 'resolve_symbolic_links_test.dart')));
-    asyncTest(() => testDir('\\\\?\\$testsDir'));
-  }
-  asyncTest(() => new Directory('').createTemp().then((tempDir) {
-    String temp = tempDir.path;
-    return makeEntities(temp).then((_) => Future.wait(
-        [testFile(join(temp, 'dir1', 'file1')),
-         testFile(join(temp, 'link1', 'file2')),
-         testDir(join(temp, 'dir1', 'dir2', '..', '.', '..', 'dir1')),
-         testDir(join(temp, 'dir1', 'dir2', '..', '.', '..', 'dir1')),
-         testLink(join(temp, 'link1'))]))
-    .then((_) {
-      if (Platform.isWindows) {
-        // Windows applies '..' to a link without resolving the link first.
-        return Future.wait([
-            testFile(join(
-                temp, 'dir1', '..', 'link1', '..', 'dir1', 'dir2', 'file2')),
-            testDir(join(temp, 'dir1', '..', 'link1', '..', 'dir1')),
-            testLink(join(temp, 'link1', '..', 'link1'))]);
-      } else {
-       // Non-Windows platforms resolve the link before adding the '..'.
-        return Future.wait([
-            testFile(join(
-                temp, 'dir1', '..', 'link1', '..', 'dir2', 'file2')),
-            testDir(join(temp, 'dir1', '..', 'link1', '..', 'dir2')),
-            testLink(join(temp, 'link1', '..', '..', 'link1'))]);
-      }
-    })
-    .then((_) {
-      Directory.current = temp;
-      return Future.wait([
-          testFile('dir1/dir2/file2'),  // Test forward slashes on Windows too.
-          testFile('link1/file2'),
-          testFile(join('dir1', '..', 'dir1', '.', 'file1')),
-          testDir('.'),
-          testLink('link1')]);
-    })
-    .then((_) {
-      Directory.current = 'link1';
-      if (Platform.isWindows) {
-        return Future.wait([
-          testFile('file2'),
-          // Windows applies '..' to a link without resolving the link first.
-          testFile('..\\dir1\\file1'),
-          testLink('.'),
-          testDir('..'),
-          testLink('..\\link1')]);
-      } else {
-        return Future.wait([
-          testFile('file2'),
-          // On non-Windows the link is changed to dir1/dir2 before .. happens.
-          testFile('../dir2/file2'),
-          testDir('.'),
-          testDir('..'),
-          testLink('../../link1')]);
-      }
-    })
-    .whenComplete(() {
-      Directory.current = testsDir;
-      tempDir.delete(recursive: true);
-    });
-  }));
-}
-
-Future makeEntities(String temp) {
-  return new Directory(join(temp, 'dir1', 'dir2')).create(recursive: true)
-      .then((_) => new File(join(temp, 'dir1', 'dir2', 'file2')).create())
-      .then((_) => new File(join(temp, 'dir1', 'file1')).create())
-      .then((_) => new Link(join(temp, 'link1'))
-            .create(join(temp, 'dir1', 'dir2')));
-}
-
-Future testFile(String name) {
-  // We test that f.resolveSymbolicLinks points to the same place
-  // as f, because the actual resolved path is not easily predictable.
-  // The location of the temp directory varies from system to system,
-  // and its path includes symbolic links on some systems.
-  //Expect.isTrue(FileSystemEntity.identicalSync(name,
-  //   new File(name).resolveSymbolicLinksSync()));
-  return new File(name).resolveSymbolicLinks().then((String resolved) {
-  //Expect.isTrue(FileSystemEntity.identicalSync(name, resolved));
-    Expect.isTrue(isAbsolute(resolved));
-    // Test that resolveSymbolicLinks removes all links, .., and . segments.
-    Expect.isFalse(resolved.contains('..'));
-    Expect.isFalse(resolved.contains('./'));
-    Expect.isFalse(resolved.contains('link1'));
-  });
-}
-
-Future testDir(String name) {
-  Expect.isTrue(FileSystemEntity.identicalSync(name,
-      new Directory(name).resolveSymbolicLinksSync()));
-  return new Directory(name).resolveSymbolicLinks().then((String resolved) {
-    Expect.isTrue(FileSystemEntity.identicalSync(name, resolved));
-    Expect.isTrue(isAbsolute(resolved));
-    // Test that resolveSymbolicLinks removes all links, .., and . segments.
-    Expect.isFalse(resolved.contains('..'));
-    Expect.isFalse(resolved.contains('./'));
-    Expect.isFalse(resolved.contains('link1'));
-  });
-}
-
-Future testLink(String name) {
-  Expect.isFalse(FileSystemEntity.identicalSync(name,
-      new Link(name).resolveSymbolicLinksSync()));
-  Expect.isTrue(FileSystemEntity.identicalSync(new Link(name).targetSync(),
-      new Link(name).resolveSymbolicLinksSync()));
-  return new Link(name).resolveSymbolicLinks().then((String resolved) {
-    Expect.isFalse(FileSystemEntity.identicalSync(name, resolved));
-    Expect.isTrue(isAbsolute(resolved));
-    // Test that resolveSymbolicLinks removes all links, .., and . segments.
-    Expect.isFalse(resolved.contains('..'));
-    Expect.isFalse(resolved.contains('./'));
-    Expect.isFalse(resolved.contains('link1'));
-    return new Link(name).target()
-        .then((targetName) => FileSystemEntity.identical(targetName, resolved))
-        .then((identical) => Expect.isTrue(identical));
-  });
-}