blob: 579f57ea07eb86e8056c354585429c9e467cb9d3 [file] [log] [blame]
// 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 = 2.9
import "dart:async";
import "dart:io";
import "package:async_helper/async_helper.dart";
import "package:expect/expect.dart";
class FutureExpect {
static Future isTrue(Future<bool> result) =>
result.then((value) => Expect.isTrue(value));
static Future isFalse(Future<bool> result) =>
result.then((value) => Expect.isFalse(value));
static Future equals(expected, Future result) =>
result.then((value) => Expect.equals(expected, value));
static Future listEquals(expected, Future result) =>
result.then((value) => Expect.listEquals(expected, value));
static Future throws(Future result) => result.then((value) {
throw new ExpectException(
"FutureExpect.throws received $value instead of an exception");
}, onError: (_) => null);
}
Future testFileExistsCreate() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
var x = '${temp.path}${Platform.pathSeparator}x';
var y = '${temp.path}${Platform.pathSeparator}y';
return new Link(y)
.create(x)
.then((link) => Expect.equals(y, link.path))
.then((_) => FutureExpect.isFalse(new File(y).exists()))
.then((_) => FutureExpect.isFalse(new File(x).exists()))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isLink(y)))
.then((_) => FutureExpect.isFalse(FileSystemEntity.isLink(x)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.notFound, FileSystemEntity.type(y)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.notFound, FileSystemEntity.type(x)))
.then((_) => FutureExpect.equals(FileSystemEntityType.link,
FileSystemEntity.type(y, followLinks: false)))
.then((_) => FutureExpect.equals(FileSystemEntityType.notFound,
FileSystemEntity.type(x, followLinks: false)))
.then((_) => FutureExpect.equals(x, new Link(y).target()))
.then((_) => new File(y).create())
.then((yFile) => Expect.equals(y, yFile.path))
.then((_) => FutureExpect.isTrue(new File(y).exists()))
.then((_) => FutureExpect.isTrue(new File(x).exists()))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isLink(y)))
.then((_) => FutureExpect.isFalse(FileSystemEntity.isLink(x)))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isFile(y)))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isFile(x)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.file, FileSystemEntity.type(y)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.file, FileSystemEntity.type(x)))
.then((_) => FutureExpect.equals(FileSystemEntityType.link,
FileSystemEntity.type(y, followLinks: false)))
.then((_) => FutureExpect.equals(FileSystemEntityType.file,
FileSystemEntity.type(x, followLinks: false)))
.then((_) => FutureExpect.equals(x, new Link(y).target()))
.then((_) => new File(x).delete())
.then((xDeletedFile) => Expect.equals(x, xDeletedFile.path))
.then((_) => new Directory(x).create())
.then((xCreatedDirectory) => Expect.equals(x, xCreatedDirectory.path))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isLink(y)))
.then((_) => FutureExpect.isFalse(FileSystemEntity.isLink(x)))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isDirectory(y)))
.then((_) => FutureExpect.isTrue(FileSystemEntity.isDirectory(x)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.directory, FileSystemEntity.type(y)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.directory, FileSystemEntity.type(x)))
.then((_) => FutureExpect.equals(FileSystemEntityType.link,
FileSystemEntity.type(y, followLinks: false)))
.then((_) => FutureExpect.equals(FileSystemEntityType.directory,
FileSystemEntity.type(x, followLinks: false)))
.then((_) => FutureExpect.equals(x, new Link(y).target()))
.then((_) => new Link(y).delete())
.then((_) => FutureExpect.isFalse(FileSystemEntity.isLink(y)))
.then((_) => FutureExpect.isFalse(FileSystemEntity.isLink(x)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.notFound, FileSystemEntity.type(y)))
.then((_) => FutureExpect.equals(
FileSystemEntityType.directory, FileSystemEntity.type(x)))
.then((_) => FutureExpect.throws(new Link(y).target()))
.then((_) => temp.delete(recursive: true));
});
}
Future testFileDelete() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
var x = '${temp.path}${Platform.pathSeparator}x';
var y = '${temp.path}${Platform.pathSeparator}y';
return new File(x)
.create()
.then((_) => new Link(y).create(x))
.then((_) => FutureExpect.isTrue(new File(x).exists()))
.then((_) => FutureExpect.isTrue(new File(y).exists()))
.then((_) => new File(y).delete())
.then((_) => FutureExpect.isTrue(new File(x).exists()))
.then((_) => FutureExpect.isFalse(new File(y).exists()))
.then((_) => new Link(y).create(x))
.then((_) => FutureExpect.isTrue(new File(x).exists()))
.then((_) => FutureExpect.isTrue(new File(y).exists()))
.then((_) => new File(y).delete())
.then((_) => FutureExpect.isTrue(new File(x).exists()))
.then((_) => FutureExpect.isFalse(new File(y).exists()))
.then((_) => temp.delete(recursive: true));
});
}
Future testFileWriteRead() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
var x = '${temp.path}${Platform.pathSeparator}x';
var y = '${temp.path}${Platform.pathSeparator}y';
var data = "asdf".codeUnits;
return new File(x)
.create()
.then((_) => new Link(y).create(x))
.then((_) =>
(new File(y).openWrite(mode: FileMode.write)..add(data)).close())
.then((_) => FutureExpect.listEquals(data, new File(y).readAsBytes()))
.then((_) => FutureExpect.listEquals(data, new File(x).readAsBytes()))
.then((_) => temp.delete(recursive: true));
});
}
Future testDirectoryExistsCreate() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
var x = '${temp.path}${Platform.pathSeparator}x';
var y = '${temp.path}${Platform.pathSeparator}y';
return new Link(y)
.create(x)
.then((_) => FutureExpect.isFalse(new Directory(x).exists()))
.then((_) => FutureExpect.isFalse(new Directory(y).exists()))
.then((_) => FutureExpect.throws(new Directory(y).create()))
.then((_) => temp.delete(recursive: true));
});
}
Future testDirectoryDelete() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
return Directory.systemTemp
.createTemp('dart_file_system_async')
.then((temp2) {
var y = '${temp.path}${Platform.pathSeparator}y';
var x = '${temp2.path}${Platform.pathSeparator}x';
var link = new Directory(y);
return new File(x)
.create()
.then((_) => new Link(y).create(temp2.path))
.then((_) => FutureExpect.isTrue(link.exists()))
.then((_) => FutureExpect.isTrue(temp2.exists()))
.then((_) => link.delete())
.then((_) => FutureExpect.isFalse(link.exists()))
.then((_) => FutureExpect.isTrue(temp2.exists()))
.then((_) => new Link(y).create(temp2.path))
.then((_) => FutureExpect.isTrue(link.exists()))
.then((_) => temp.delete(recursive: true))
.then((_) => FutureExpect.isFalse(link.exists()))
.then((_) => FutureExpect.isFalse(temp.exists()))
.then((_) => FutureExpect.isTrue(temp2.exists()))
.then((_) => FutureExpect.isTrue(new File(x).exists()))
.then((_) => temp2.delete(recursive: true));
});
});
}
Future testDirectoryListing() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
return Directory.systemTemp
.createTemp('dart_file_system_async_links')
.then((temp2) {
var sep = Platform.pathSeparator;
var y = '${temp.path}${sep}y';
var x = '${temp2.path}${sep}x';
return new File(x)
.create()
.then((_) => new Link(y).create(temp2.path))
.then((_) =>
temp.list(recursive: true).singleWhere((entry) => entry is File))
.then((file) => Expect.isTrue(file.path.endsWith('$y${sep}x')))
.then((_) => temp
.list(recursive: true)
.singleWhere((entry) => entry is Directory))
.then((dir) => Expect.isTrue(dir.path.endsWith('y')))
.then((_) => temp.delete(recursive: true))
.then((_) => temp2.delete(recursive: true));
});
});
}
Future testDirectoryListingBrokenLink() {
return Directory.systemTemp.createTemp('dart_file_system_async').then((temp) {
var x = '${temp.path}${Platform.pathSeparator}x';
var link = '${temp.path}${Platform.pathSeparator}link';
var doesNotExist = 'this_thing_does_not_exist';
bool sawFile = false;
bool sawLink = false;
return new File(x)
.create()
.then((_) => new Link(link).create(doesNotExist))
.then((_) => temp.list(recursive: true).forEach((entity) {
if (entity is File) {
Expect.isFalse(sawFile);
sawFile = true;
Expect.isTrue(entity.path.endsWith(x));
} else {
Expect.isTrue(entity is Link);
Expect.isFalse(sawLink);
sawLink = true;
Expect.isTrue(entity.path.endsWith(link));
}
}))
.then((_) => temp.delete(recursive: true));
});
}
main() {
// Links on Windows are tested by windows_file_system_[async_]links_test.
if (Platform.operatingSystem != 'windows') {
asyncStart();
testFileExistsCreate()
.then((_) => testFileDelete())
.then((_) => testFileWriteRead())
.then((_) => testDirectoryExistsCreate())
.then((_) => testDirectoryDelete())
.then((_) => testDirectoryListing())
.then((_) => testDirectoryListingBrokenLink())
.then((_) => asyncEnd());
}
}