Port dart:io Path tests to package:path.

pkg/path/test/url_test.dart

 // 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.
 
 import 'package:unittest/unittest.dart';
 import 'package:path/path.dart' as path;
 
 main() {
   var builder = new path.Builder(style: path.Style.url,
       root: 'http://dartlang.org/root/path');
@@ skipping 71 matching lines @@
     expect(builder.basename('http://dartlang.org/'), 'http://dartlang.org');
     expect(builder.basename('http://dartlang.org'), 'http://dartlang.org');
     expect(builder.basename('file:///'), 'file://');
     expect(builder.basename('file://'), 'file://');
     expect(builder.basename('/'), '/');
     expect(builder.basename('a/b/'), 'b');
     expect(builder.basename(r'a/b\c'), r'b\c');
     expect(builder.basename('a//'), 'a');
     expect(builder.basename('a/b//'), 'b');
     expect(builder.basename('a//b'), 'b');
+    expect(builder.basename('a b/c d.e f'), 'c d.e f');
   });
 
   test('basenameWithoutExtension', () {
     expect(builder.basenameWithoutExtension(''), '');
+    expect(builder.basenameWithoutExtension('.'), '.');
+    expect(builder.basenameWithoutExtension('..'), '..');
     expect(builder.basenameWithoutExtension('a'), 'a');
     expect(builder.basenameWithoutExtension('a/b'), 'b');
     expect(builder.basenameWithoutExtension('a/b/c'), 'c');
     expect(builder.basenameWithoutExtension('a/b.c'), 'b');
     expect(builder.basenameWithoutExtension('a/'), 'a');
     expect(builder.basenameWithoutExtension('a/.'), '.');
     expect(builder.basenameWithoutExtension(r'a/b\c'), r'b\c');
     expect(builder.basenameWithoutExtension('a/.bashrc'), '.bashrc');
     expect(builder.basenameWithoutExtension('a/b/c.d.e'), 'c.d');
     expect(builder.basenameWithoutExtension('a//'), 'a');
     expect(builder.basenameWithoutExtension('a/b//'), 'b');
     expect(builder.basenameWithoutExtension('a//b'), 'b');
     expect(builder.basenameWithoutExtension('a/b.c/'), 'b');
     expect(builder.basenameWithoutExtension('a/b.c//'), 'b');
+    expect(builder.basenameWithoutExtension('a/b c.d e.f g'), 'b c.d e');
   });
 
   test('isAbsolute', () {
     expect(builder.isAbsolute(''), false);
     expect(builder.isAbsolute('a'), false);
     expect(builder.isAbsolute('a/b'), false);
     expect(builder.isAbsolute('http://dartlang.org/a'), true);
     expect(builder.isAbsolute('file:///a'), true);
     expect(builder.isAbsolute('/a'), true);
     expect(builder.isAbsolute('http://dartlang.org/a/b'), true);
@@ skipping 108 matching lines @@
       expect(builder.join('', ''), '');
       expect(builder.join('', 'a'), 'a');
       expect(builder.join('a', '', 'b', '', '', '', 'c'), 'a/b/c');
       expect(builder.join('a', 'b', ''), 'a/b');
     });
 
     test('disallows intermediate nulls', () {
       expect(() => builder.join('a', null, 'b'), throwsArgumentError);
       expect(() => builder.join(null, 'a'), throwsArgumentError);
     });
+
+    test('Join does not modify internal ., .., or trailing separators', () {
+      expect(builder.join('a/', 'b/c/'), 'a/b/c/');
+      expect(builder.join('a/b/./c/..//', 'd/.././..//e/f//'),
+             'a/b/./c/..//d/.././..//e/f//');
+      expect(builder.join('a/b', 'c/../../../..'), 'a/b/c/../../../..');
+      expect(builder.join('a', 'b${builder.separator}'), 'a/b/');
+    });
   });
 
   group('joinAll', () {
     test('allows more than eight parts', () {
       expect(builder.joinAll(['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i']),
           'a/b/c/d/e/f/g/h/i');
     });
 
     test('ignores parts before an absolute path', () {
       expect(builder.joinAll(['a', 'http://dartlang.org', 'b', 'c']),
@@ skipping 50 matching lines @@
       expect(builder.split('http://dartlang.org'),
           equals(['http://dartlang.org']));
       expect(builder.split('file:///'), equals(['file://']));
       expect(builder.split('file://'), equals(['file://']));
       expect(builder.split('/'), equals(['/']));
     });
   });
 
   group('normalize', () {
     test('simple cases', () {
-      expect(builder.normalize(''), '');
+      expect(builder.normalize(''), '.');
       expect(builder.normalize('.'), '.');
       expect(builder.normalize('..'), '..');
       expect(builder.normalize('a'), 'a');
       expect(builder.normalize('http://dartlang.org/'), 'http://dartlang.org');
       expect(builder.normalize('http://dartlang.org'), 'http://dartlang.org');
       expect(builder.normalize('file://'), 'file://');
       expect(builder.normalize('file:///'), 'file://');
       expect(builder.normalize('/'), '/');
       expect(builder.normalize(r'\'), r'\');
+      expect(builder.normalize('C:/'), 'C:');
+      expect(builder.normalize(r'C:\'), r'C:\');
+      expect(builder.normalize(r'\\'), r'\\');
+      expect(builder.normalize('a/./\xc5\u0bf8-;\u{1f085}\u{00}/c/d/../'),
+             'a/\xc5\u0bf8-;\u{1f085}\u{00}/c');
     });
 
     test('collapses redundant separators', () {
       expect(builder.normalize(r'a/b/c'), r'a/b/c');
       expect(builder.normalize(r'a//b///c////d'), r'a/b/c/d');
     });
 
     test('does not collapse separators for other platform', () {
       expect(builder.normalize(r'a\\b\\\c'), r'a\\b\\\c');
     });
@@ skipping 25 matching lines @@
       expect(builder.normalize('file:///..'), 'file://');
       expect(builder.normalize('/..'), '/');
       expect(builder.normalize('http://dartlang.org/../../..'),
           'http://dartlang.org');
       expect(builder.normalize('file:///../../..'), 'file://');
       expect(builder.normalize('/../../..'), '/');
       expect(builder.normalize('http://dartlang.org/../../../a'),
           'http://dartlang.org/a');
       expect(builder.normalize('file:///../../../a'), 'file:///a');
       expect(builder.normalize('/../../../a'), '/a');
+      expect(builder.normalize('c:/..'), '.');
+      expect(builder.normalize('A:/../../..'), '../..');
       expect(builder.normalize('a/..'), '.');
       expect(builder.normalize('a/b/..'), 'a');
       expect(builder.normalize('a/../b'), 'b');
       expect(builder.normalize('a/./../b'), 'b');
       expect(builder.normalize('a/b/c/../../d/e/..'), 'a/d');
       expect(builder.normalize('a/b/../../../../c'), '../../c');
+      expect(builder.normalize('z/a/b/../../..\../c'), 'z/..\../c');
+      expect(builder.normalize('a/b\c/../d'), 'a/d');
     });
 
     test('does not walk before root on absolute paths', () {
       expect(builder.normalize('..'), '..');
       expect(builder.normalize('../'), '..');
       expect(builder.normalize('http://dartlang.org/..'),
           'http://dartlang.org');
+      expect(builder.normalize('http://dartlang.org/../a'),
+             'http://dartlang.org/a');
       expect(builder.normalize('file:///..'), 'file://');
+      expect(builder.normalize('file:///../a'), 'file:///a');
       expect(builder.normalize('/..'), '/');
       expect(builder.normalize('a/..'), '.');
+      expect(builder.normalize('../a'), '../a');
+      expect(builder.normalize('/../a'), '/a');
+      expect(builder.normalize('c:/../a'), 'a');
+      expect(builder.normalize('/../a'), '/a');
       expect(builder.normalize('a/b/..'), 'a');
+      expect(builder.normalize('../a/b/..'), '../a');
       expect(builder.normalize('a/../b'), 'b');
       expect(builder.normalize('a/./../b'), 'b');
       expect(builder.normalize('a/b/c/../../d/e/..'), 'a/d');
       expect(builder.normalize('a/b/../../../../c'), '../../c');
+      expect(builder.normalize('a/b/c/../../..d/./.e/f././'), 'a/..d/.e/f.');
     });
 
     test('removes trailing separators', () {
       expect(builder.normalize('./'), '.');
       expect(builder.normalize('.//'), '.');
       expect(builder.normalize('a/'), 'a');
       expect(builder.normalize('a/b/'), 'a/b');
+      expect(builder.normalize(r'a/b\'), r'a/b\');
       expect(builder.normalize('a/b///'), 'a/b');
     });
   });
 
   group('relative', () {
     group('from absolute root', () {
       test('given absolute path in root', () {
         expect(builder.relative('http://dartlang.org'), '../..');
         expect(builder.relative('http://dartlang.org/'), '../..');
         expect(builder.relative('/'), '../..');
@@ skipping 251 matching lines @@
         Uri.parse('http://dartlang.org/path/to/foo'));
     expect(builder.toUri('http://dartlang.org/path/to/foo/'),
         Uri.parse('http://dartlang.org/path/to/foo/'));
     expect(builder.toUri('file:///path/to/foo'),
         Uri.parse('file:///path/to/foo'));
     expect(builder.toUri('foo/bar'), Uri.parse('foo/bar'));
     expect(builder.toUri('http://dartlang.org/path/to/foo%23bar'),
         Uri.parse('http://dartlang.org/path/to/foo%23bar'));
   });
 }