Merge pull request #498 from Unroll-Me/master
[mono.git] / mcs / class / System / Test / System / UriTest3.cs
1 //
2 // UriTest3.cs - Even more (2.0 specific) unit tests for System.Uri
3 //
4 // Author:
5 //      Sebastien Pouliot  <sebastien@ximian.com>
6 //
7 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
8 //
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
16 // 
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
19 // 
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 //
28
29 using NUnit.Framework;
30
31 using System;
32
33 namespace MonoTests.System
34 {
35         [TestFixture]
36         public class UriTest3
37         {
38                 private const string absolute = "http://www.mono-project.com/CAS";
39                 private const string relative = "server.com/directory/";
40
41                 [Test] // .ctor (String, UriKind)
42                 public void Constructor4_UriKind_Invalid ()
43                 {
44                         try {
45                                 new Uri ("http://www.contoso.com", (UriKind) 666);
46                                 Assert.Fail ("#1");
47                         } catch (ArgumentException ex) {
48                                 // The value '666' passed for the UriKind parameter
49                                 // is invalid
50                                 Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
51                                 Assert.IsNull (ex.InnerException, "#3");
52                                 Assert.IsNotNull (ex.Message, "#4");
53                                 Assert.IsNotNull (ex.Message.IndexOf ("'666'") != -1, "#5:" + ex.Message);
54                                 Assert.IsNotNull (ex.Message.IndexOf ("UriKind") != -1, "#6:" + ex.Message);
55                                 Assert.IsNull (ex.ParamName, "#7");
56                         }
57                 }
58
59                 [Test] // .ctor (String, UriKind)
60                 public void Constructor4_UriString_Null ()
61                 {
62                         try {
63                                 new Uri ((string) null, (UriKind) 666);
64                                 Assert.Fail ("#1");
65                         } catch (ArgumentNullException ex) {
66                                 Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
67                                 Assert.IsNull (ex.InnerException, "#3");
68                                 Assert.IsNotNull (ex.Message, "#4");
69                                 Assert.AreEqual ("uriString", ex.ParamName, "#5");
70                         }
71                 }
72
73                 [Test]
74                 public void AbsoluteUri_RelativeUri ()
75                 {
76                         Uri uri1 = new Uri ("http://www.contoso.com/index.htm?x=2");
77                         Uri uri2 = new Uri ("http://www.contoso.com/foo/bar/index.htm#fragment");
78                         Uri relativeUri = uri1.MakeRelativeUri (uri2);
79
80                         try {
81                                 string result = relativeUri.AbsoluteUri;
82                                 Assert.Fail ("#1: " + result);
83                         } catch (InvalidOperationException ex) {
84                                 // This operation is not supported for a relative URI
85                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#2");
86                                 Assert.IsNull (ex.InnerException, "#3");
87                                 Assert.IsNotNull (ex.Message, "#4");
88                         }
89                 }
90
91                 [Test]
92                 public void Absolute_UriKind_Absolute ()
93                 {
94                         Uri uri = new Uri (absolute, UriKind.Absolute);
95                         Assert.AreEqual ("www.mono-project.com", uri.DnsSafeHost, "#1");
96                         Assert.IsTrue (uri.IsAbsoluteUri, "#2");
97                         Assert.AreEqual (absolute, uri.OriginalString, "#3");
98                         Assert.AreEqual (absolute, uri.ToString (), "#4");
99                         Assert.IsFalse (uri.UserEscaped, "#5");
100                 }
101
102                 [Test]
103                 public void Relative_UriKind_Relative ()
104                 {
105                         Uri uri = new Uri (relative, UriKind.Relative);
106                         Assert.IsFalse (uri.IsAbsoluteUri, "#A1");
107                         Assert.AreEqual (relative, uri.OriginalString, "#A2");
108                         Assert.AreEqual (relative, uri.ToString (), "#A3");
109                         Assert.IsFalse (uri.UserEscaped, "#A4");
110
111                         uri = new Uri (string.Empty, UriKind.Relative);
112                         Assert.IsFalse (uri.IsAbsoluteUri, "#B1");
113                         Assert.AreEqual (string.Empty, uri.OriginalString, "#B2");
114                         Assert.AreEqual (string.Empty, uri.ToString (), "#B3");
115                         Assert.IsFalse (uri.UserEscaped, "#B4");
116
117                         uri = new Uri ("foo/bar", UriKind.Relative);
118                         Assert.IsFalse (uri.IsAbsoluteUri, "#C1");
119                         Assert.AreEqual ("foo/bar", uri.OriginalString, "#C2");
120                         Assert.AreEqual ("foo/bar", uri.ToString (), "#C3");
121                         Assert.IsFalse (uri.UserEscaped, "#C4");
122
123                         uri = new Uri ("/test.aspx", UriKind.Relative);
124                         Assert.IsFalse (uri.IsAbsoluteUri, "#D1");
125                         Assert.AreEqual ("/test.aspx", uri.OriginalString, "#D2");
126                         Assert.AreEqual ("/test.aspx", uri.ToString (), "#D3");
127                         Assert.IsFalse (uri.UserEscaped, "#D4");
128
129                         uri = new Uri ("", UriKind.Relative);
130                         Assert.IsFalse (uri.IsAbsoluteUri, "#E1");
131                         Assert.AreEqual ("", uri.OriginalString, "#E2");
132                         Assert.AreEqual ("", uri.ToString (), "#E3");
133                         Assert.IsFalse (uri.UserEscaped, "#E4");
134
135                         uri = new Uri ("a", UriKind.Relative);
136                         Assert.IsFalse (uri.IsAbsoluteUri, "#F1");
137                         Assert.AreEqual ("a", uri.OriginalString, "#F2");
138                         Assert.AreEqual ("a", uri.ToString (), "#F3");
139                         Assert.IsFalse (uri.UserEscaped, "#F4");
140                 }
141
142                 [Test]
143                 [ExpectedException (typeof (UriFormatException))]
144                 public void Relative_UriKind_Absolute ()
145                 {
146                         new Uri (relative, UriKind.Absolute);
147                 }
148
149                 [Test]
150                 [ExpectedException (typeof (UriFormatException))]
151                 public void Absolute_UriKind_Relative ()
152                 {
153                         new Uri (absolute, UriKind.Relative);
154                 }
155
156                 [Test] // TryCreate (String, UriKind, Uri)
157                 public void TryCreate1 ()
158                 {
159                         Uri uri;
160
161                         uri = new Uri ("http://dummy.com");
162                         Assert.IsTrue (Uri.TryCreate (absolute, UriKind.Absolute, out uri), "absolute-Absolute");
163                         Assert.AreEqual (absolute, uri.AbsoluteUri, "absolute-Absolute-AbsoluteUri");
164
165                         uri = new Uri ("http://dummy.com");
166                         Assert.IsTrue (Uri.TryCreate (absolute, UriKind.RelativeOrAbsolute, out uri), "absolute-RelativeOrAbsolute");
167                         Assert.AreEqual (absolute, uri.AbsoluteUri, "absolute-RelativeOrAbsolute-AbsoluteUri");
168
169                         uri = new Uri ("http://dummy.com");
170                         Assert.IsFalse (Uri.TryCreate (absolute, UriKind.Relative, out uri), "absolute-Relative");
171                         Assert.IsNull (uri, "absolute-Relative-uri");
172
173                         uri = new Uri ("http://dummy.com");
174                         Assert.IsFalse (Uri.TryCreate (relative, UriKind.Absolute, out uri), "relative-Absolute");
175                         Assert.IsNull (uri, "relative-Relative-uri");
176
177                         uri = new Uri ("http://dummy.com");
178                         Assert.IsTrue (Uri.TryCreate (relative, UriKind.RelativeOrAbsolute, out uri), "relative-RelativeOrAbsolute");
179                         Assert.AreEqual (relative, uri.OriginalString, "relative-RelativeOrAbsolute-OriginalString");
180
181                         uri = new Uri ("http://dummy.com");
182                         Assert.IsTrue (Uri.TryCreate (relative, UriKind.Relative, out uri), "relative-Relative");
183                         Assert.AreEqual (relative, uri.OriginalString, "relative-RelativeOrAbsolute-OriginalString");
184                 }
185
186                 [Test] // TryCreate (String, UriKind, Uri)
187                 public void TryCreate1_UriKind_Invalid ()
188                 {
189                         Uri relativeUri = new Uri (relative, UriKind.Relative);
190                         Uri uri = relativeUri;
191
192                         try {
193                                 Uri.TryCreate (absolute, (UriKind) 666, out uri);
194                                 Assert.Fail ("#A1");
195                         } catch (ArgumentException ex) {
196                                 // The value '666' passed for the UriKind parameter
197                                 // is invalid
198                                 Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#A2");
199                                 Assert.IsNull (ex.InnerException, "#A3");
200                                 Assert.IsNotNull (ex.Message, "#A4");
201                                 Assert.IsNotNull (ex.Message.IndexOf ("'666'") != -1, "#A5:" + ex.Message);
202                                 Assert.IsNotNull (ex.Message.IndexOf ("UriKind") != -1, "#A6:" + ex.Message);
203                                 Assert.IsNull (ex.ParamName, "#A7");
204
205                                 Assert.IsNotNull (uri, "#A8");
206                                 Assert.AreSame (relativeUri, uri, "#A9");
207                         }
208
209                         Assert.IsFalse (Uri.TryCreate ((string) null, (UriKind) 666, out uri), "#B1");
210                         Assert.IsNull (uri, "#B2");
211                 }
212
213                 [Test] // TryCreate (Uri, String, Uri)
214                 public void TryCreate2 ()
215                 {
216                         Uri baseUri = new Uri (absolute);
217                         Uri uri;
218
219                         uri = new Uri ("http://dummy.com");
220                         Assert.IsTrue (Uri.TryCreate (baseUri, relative, out uri), "baseUri+relative");
221                         Assert.AreEqual ("http://www.mono-project.com/server.com/directory/", uri.AbsoluteUri, "baseUri+relative+AbsoluteUri");
222                         Assert.AreEqual ("http://www.mono-project.com/server.com/directory/", uri.OriginalString, "baseUri+relative+OriginalString");
223
224                         uri = new Uri ("http://dummy.com");
225                         Assert.IsTrue (Uri.TryCreate (baseUri, absolute, out uri), "baseUri+absolute");
226                         Assert.AreEqual (absolute, uri.AbsoluteUri, "baseUri+absolute+AbsoluteUri");
227                         Assert.AreEqual (absolute, uri.OriginalString, "baseUri+absolute+OriginalString");
228
229                         uri = new Uri ("http://dummy.com");
230                         Uri relativeUri = new Uri (relative, UriKind.Relative);
231                         Assert.IsFalse (Uri.TryCreate (relativeUri, relative, out uri), "relativeUri+relative");
232                         Assert.IsNull (uri, "relativeUri+relative+Uri");
233
234                         uri = new Uri ("http://dummy.com");
235                         Assert.IsTrue (Uri.TryCreate (relativeUri, absolute, out uri), "relativeUri+absolute");
236                         Assert.AreEqual (absolute, uri.OriginalString, "relativeUri+absolute+OriginalString");
237
238                         uri = new Uri ("http://dummy.com");
239                         string n = null;
240                         Assert.IsFalse (Uri.TryCreate (baseUri, n, out uri), "baseUri+null");
241                         Assert.IsNull (uri, "baseUri+null+Uri");
242                         Assert.IsFalse (Uri.TryCreate (relativeUri, n, out uri), "relativeUri+null");
243                         Assert.IsNull (uri, "relativeUri+null+Uri");
244                         Assert.IsFalse (Uri.TryCreate (null, relative, out uri), "null+relative");
245                         Assert.IsNull (uri, "null+relative+Uri");
246
247                         uri = new Uri ("http://dummy.com");
248                         Assert.IsTrue (Uri.TryCreate (null, absolute, out uri), "null+absolute");
249                         Assert.AreEqual (absolute, uri.OriginalString, "null+absolute+OriginalString");
250                 }
251
252                 [Test] // TryCreate (Uri, Uri, Uri)
253                 public void TryCreate3 ()
254                 {
255                         Uri baseUri = new Uri (absolute);
256                         Uri relativeUri = new Uri (relative, UriKind.Relative);
257                         Uri uri;
258
259                         uri = new Uri ("http://dummy.com");
260                         Assert.IsTrue (Uri.TryCreate (baseUri, relativeUri, out uri), "baseUri+relativeUri");
261                         Assert.AreEqual ("http://www.mono-project.com/server.com/directory/", uri.AbsoluteUri, "baseUri+relativeUri+AbsoluteUri");
262                         Assert.AreEqual ("http://www.mono-project.com/server.com/directory/", uri.OriginalString, "baseUri+relativeUri+OriginalString");
263
264                         uri = new Uri ("http://dummy.com");
265                         Assert.IsTrue (Uri.TryCreate (baseUri, baseUri, out uri), "baseUri+baseUri");
266                         Assert.AreEqual (absolute, uri.AbsoluteUri, "baseUri+baseUri+AbsoluteUri");
267                         Assert.AreEqual (absolute, uri.OriginalString, "baseUri+baseUri+OriginalString");
268
269                         uri = new Uri ("http://dummy.com");
270                         Assert.IsFalse (Uri.TryCreate (relativeUri, relativeUri, out uri), "relativeUri+relativeUri");
271                         Assert.IsNull (uri, "relativeUri+relativeUri+Uri");
272
273                         uri = new Uri ("http://dummy.com");
274                         Assert.IsFalse (Uri.TryCreate (relativeUri, baseUri, out uri), "relativeUri+baseUri");
275                         Assert.IsNull (uri, "relativeUri+baseUri+Uri");
276
277                         uri = new Uri ("http://dummy.com");
278                         Assert.IsFalse (Uri.TryCreate (null, relativeUri, out uri), "null+relativeUri");
279                         Assert.IsNull (uri, "null+relativeUri+Uri");
280                         Assert.IsFalse (Uri.TryCreate (null, baseUri, out uri), "null+baseUri");
281                         Assert.IsNull (uri, "null+baseUri+Uri");
282                 }
283
284                 [Test] // TryCreate (Uri, Uri, out Uri)
285                 public void TryCreate3_RelativeUri_Null ()
286                 {
287                         Uri uri = null;
288                         Uri baseUri = new Uri (absolute);
289                         try {
290                                 Uri.TryCreate (baseUri, (Uri) null, out uri);
291 #if NET_4_0
292                                 Assert.IsNull (uri);
293 #else
294                                 Assert.Fail ("throw NRE under FX 2.0");
295 #endif
296                         }
297                         catch (NullReferenceException) {
298 #if NET_4_0
299                                 Assert.Fail ("does not throw NRE under FX 4.0");
300 #endif
301                         }
302                 }
303
304                 [Test]
305                 public void IsWellFormedUriString ()
306                 {
307                         Assert.IsFalse (Uri.IsWellFormedUriString ("http://www.go-mono.com/Main Page", UriKind.Absolute), "http/space");
308                         Assert.IsTrue (Uri.IsWellFormedUriString ("http://www.go-mono.com/Main%20Page", UriKind.Absolute), "http/%20");
309                         Assert.IsFalse (Uri.IsWellFormedUriString (null, UriKind.Absolute), "null");
310                         Assert.IsFalse (Uri.IsWellFormedUriString ("data", UriKind.Absolute), "data");
311                         Assert.IsTrue (Uri.IsWellFormedUriString ("http://www.go-mono.com/Main_Page#1", UriKind.Absolute), "http/hex");
312                 }
313
314                 [Test]
315                 public void IsWellFormedUriString_UriKind_Invalid ()
316                 {
317                         try {
318                                 Uri.IsWellFormedUriString ("http://www.go-mono.com/Main Page",
319                                         (UriKind) 666);
320                                 Assert.Fail ("#1");
321                         } catch (ArgumentException ex) {
322                                 // The value '666' passed for the UriKind parameter
323                                 // is invalid
324                                 Assert.AreEqual (typeof (ArgumentException), ex.GetType (), "#2");
325                                 Assert.IsNull (ex.InnerException, "#3");
326                                 Assert.IsNotNull (ex.Message, "#4");
327                                 Assert.IsNotNull (ex.Message.IndexOf ("'666'") != -1, "#5:" + ex.Message);
328                                 Assert.IsNotNull (ex.Message.IndexOf ("UriKind") != -1, "#6:" + ex.Message);
329                                 Assert.IsNull (ex.ParamName, "#7");
330                         }
331                 }
332
333                 [Test]
334                 public void Compare ()
335                 {
336                         Uri u1 = null;
337                         Uri u2 = null;
338                         Assert.AreEqual (0, Uri.Compare (u1, u2, UriComponents.AbsoluteUri, UriFormat.UriEscaped, StringComparison.CurrentCulture), "null-null");
339
340                         u1 = new Uri ("http://www.go-mono.com/Main Page");
341                         u2 = new Uri ("http://www.go-mono.com/Main%20Page");
342                         Assert.AreEqual (0, Uri.Compare (u1, u2, UriComponents.AbsoluteUri, UriFormat.Unescaped, StringComparison.CurrentCulture), "http/space-http/%20-unescaped");
343                         Assert.AreEqual (0, Uri.Compare (u1, u2, UriComponents.AbsoluteUri, UriFormat.UriEscaped, StringComparison.CurrentCulture), "http/space-http/%20-escaped");
344                         Assert.AreEqual (0, Uri.Compare (u1, u2, UriComponents.AbsoluteUri, UriFormat.SafeUnescaped, StringComparison.CurrentCulture), "http/space-http/%20-safe");
345                 }
346
347                 [Test]
348                 public void IsBaseOf ()
349                 {
350                         Uri http = new Uri ("http://www.mono-project.com/Main_Page#FAQ?Edit");
351                         Assert.IsTrue (http.IsBaseOf (http), "http-http");
352
353                         Uri u = new Uri ("http://www.mono-project.com/Main_Page#FAQ");
354                         Assert.IsTrue (u.IsBaseOf (http), "http-1a");
355                         Assert.IsTrue (http.IsBaseOf (u), "http-1b");
356
357                         u = new Uri ("http://www.mono-project.com/Main_Page");
358                         Assert.IsTrue (u.IsBaseOf (http), "http-2a");
359                         Assert.IsTrue (http.IsBaseOf (u), "http-2b");
360
361                         u = new Uri ("http://www.mono-project.com/");
362                         Assert.IsTrue (u.IsBaseOf (http), "http-3a");
363                         Assert.IsTrue (http.IsBaseOf (u), "http-3b");
364
365                         u = new Uri ("http://www.mono-project.com/Main_Page/");
366                         Assert.IsFalse (u.IsBaseOf (http), "http-4a");
367                         Assert.IsTrue (http.IsBaseOf (u), "http-4b");
368
369                         // docs says the UserInfo isn't evaluated, but...
370                         u = new Uri ("http://username:password@www.mono-project.com/Main_Page");
371                         Assert.IsFalse (u.IsBaseOf (http), "http-5a");
372                         Assert.IsFalse (http.IsBaseOf (u), "http-5b");
373
374                         // scheme case sensitive ? no
375                         u = new Uri ("HTTP://www.mono-project.com/Main_Page");
376                         Assert.IsTrue (u.IsBaseOf (http), "http-6a");
377                         Assert.IsTrue (http.IsBaseOf (u), "http-6b");
378
379                         // host case sensitive ? no
380                         u = new Uri ("http://www.Mono-Project.com/Main_Page");
381                         Assert.IsTrue (u.IsBaseOf (http), "http-7a");
382                         Assert.IsTrue (http.IsBaseOf (u), "http-7b");
383
384                         // path case sensitive ? no
385                         u = new Uri ("http://www.Mono-Project.com/MAIN_Page");
386                         Assert.IsTrue (u.IsBaseOf (http), "http-8a");
387                         Assert.IsTrue (http.IsBaseOf (u), "http-8b");
388
389                         // different scheme
390                         u = new Uri ("ftp://www.mono-project.com/Main_Page");
391                         Assert.IsFalse (u.IsBaseOf (http), "http-9a");
392                         Assert.IsFalse (http.IsBaseOf (u), "http-9b");
393
394                         // different host
395                         u = new Uri ("http://www.go-mono.com/Main_Page");
396                         Assert.IsFalse (u.IsBaseOf (http), "http-10a");
397                         Assert.IsFalse (http.IsBaseOf (u), "http-10b");
398
399                         // different port
400                         u = new Uri ("http://www.mono-project.com:8080/");
401                         Assert.IsFalse (u.IsBaseOf (http), "http-11a");
402                         Assert.IsFalse (http.IsBaseOf (u), "http-11b");
403
404                         // specify default port
405                         u = new Uri ("http://www.mono-project.com:80/");
406                         Assert.IsTrue (u.IsBaseOf (http), "http-12a");
407                         Assert.IsTrue (http.IsBaseOf (u), "http-12b");
408                 }
409
410                 [Test]
411                 public void IsBaseOf_Null ()
412                 {
413                         Uri http = new Uri ("http://www.mono-project.com/Main_Page#FAQ?Edit");
414                         try {
415                                 http.IsBaseOf (null);
416                                 Assert.Fail ();
417                         }
418 #if NET_4_0
419                         catch (ArgumentNullException) {
420                         }
421 #else
422                         catch (NullReferenceException) {
423                         }
424 #endif
425                 }
426
427                 [Test] 
428                 public void MakeRelativeUri ()
429                 {
430                         Uri uri1 = new Uri ("http://www.contoso.com/index.htm?x=2");
431                         Uri uri2 = new Uri ("http://www.contoso.com/foo/bar/index.htm#fragment");
432                         Uri uri3 = new Uri ("http://www.contoso.com/bar/foo/index.htm?y=1");
433                         Uri uri4 = new Uri ("http://www.contoso.com/bar/foo2/index.htm?x=0");
434                         Uri uri5 = new Uri ("https://www.contoso.com/bar/foo/index.htm?y=1");
435                         Uri uri6 = new Uri ("http://www.contoso2.com/bar/foo/index.htm?x=0");
436                         Uri uri7 = new Uri ("http://www.contoso2.com/bar/foo/foobar.htm?z=0&y=5");
437                         Uri uri8 = new Uri ("http://www.xxx.com/bar/foo/foobar.htm?z=0&y=5" + (char) 0xa9);
438                         Uri uri10 = new Uri ("mailto:xxx@xxx.com");
439                         Uri uri11 = new Uri ("mailto:xxx@xxx.com?subject=hola");
440                         Uri uri12 = new Uri ("mailto:xxx@mail.xxx.com?subject=hola");
441                         Uri uri13 = new Uri ("mailto:xxx@xxx.com/foo/bar");
442                         Uri uri14 = new Uri ("http://www.contoso.com/test1/");
443                         Uri uri15 = new Uri ("http://www.contoso.com/");
444                         Uri uri16 = new Uri ("http://www.contoso.com/test");
445
446                         AssertRelativeUri ("foo/bar/index.htm#fragment", uri1, uri2, "#A");
447                         AssertRelativeUri ("../../index.htm?x=2", uri2, uri1, "#B");
448                         AssertRelativeUri ("../../bar/foo/index.htm?y=1", uri2, uri3, "#C");
449                         AssertRelativeUri ("../../foo/bar/index.htm#fragment", uri3, uri2, "#D");
450                         AssertRelativeUri ("../foo2/index.htm?x=0", uri3, uri4, "#E");
451                         AssertRelativeUri ("../foo/index.htm?y=1", uri4, uri3, "#F");
452                         AssertRelativeUri ("?x=0", uri6, uri6, "#G");
453                         AssertRelativeUri ("foobar.htm?z=0&y=5", uri6, uri7, "#H");
454                         AssertRelativeUri ("?subject=hola", uri10, uri11, "#I");
455                         AssertRelativeUri ("/foo/bar", uri10, uri13, "#J");
456
457                         Uri relativeUri = uri1.MakeRelativeUri (uri8);
458                         Assert.IsTrue (relativeUri.IsAbsoluteUri, "#K1");
459                         Assert.AreEqual (uri8.ToString (), relativeUri.ToString (), "#K2");
460                         Assert.AreEqual (uri8.OriginalString, relativeUri.OriginalString, "#K3");
461
462                         relativeUri = uri10.MakeRelativeUri (uri12);
463                         Assert.IsTrue (relativeUri.IsAbsoluteUri, "#L1");
464                         Assert.AreEqual (uri12.ToString (), relativeUri.ToString (), "#L2");
465                         Assert.AreEqual (uri12.OriginalString, relativeUri.OriginalString, "#L3");
466
467                         relativeUri = uri4.MakeRelativeUri (uri6);
468                         Assert.IsTrue (relativeUri.IsAbsoluteUri, "#M1");
469                         Assert.AreEqual (uri6.ToString (), relativeUri.ToString (), "#M2");
470                         Assert.AreEqual (uri6.OriginalString, relativeUri.OriginalString, "#M3");
471
472                         relativeUri = uri4.MakeRelativeUri (uri5);
473                         Assert.IsTrue (relativeUri.IsAbsoluteUri, "#N1");
474                         Assert.AreEqual (uri5.ToString (), relativeUri.ToString (), "#N2");
475                         Assert.AreEqual (uri5.OriginalString, relativeUri.OriginalString, "#N3");
476
477                         AssertRelativeUri ("../", uri14, uri15, "#O");
478                         AssertRelativeUri ("./", uri16, uri15, "#P");
479
480                         Uri a1 = new Uri ("http://something/something2/test/");
481                         Uri a2 = new Uri ("http://something/something2/");
482                         Uri a3 = new Uri ("http://something/something2/test");
483                         Uri a4 = new Uri ("http://something/something2");
484
485                         AssertRelativeUri ("../", a1, a2, "Q1");
486                         AssertRelativeUri ("../../something2", a1, a4, "Q2");
487                         AssertRelativeUri ("./", a3, a2, "Q3");
488                         AssertRelativeUri ("../something2", a3, a4, "Q4");
489
490                         Uri b1 = new Uri ("http://something/test/");
491                         Uri b2 = new Uri ("http://something/");
492                         Uri b3 = new Uri ("http://something/test");
493                         Uri b4 = new Uri ("http://something");
494                         
495                         AssertRelativeUri ("../", b1, b2, "R1");
496                         AssertRelativeUri ("../", b1, b4, "R2");
497                         AssertRelativeUri ("./", b3, b2, "R3");
498                         AssertRelativeUri ("./", b3, b4, "R4");
499
500                         Uri c1 = new Uri ("C:\\something\\something2\\test\\");
501                         Uri c2 = new Uri ("C:\\something\\something2\\");
502                         Uri c3 = new Uri ("C:\\something\\something2\\test");
503                         Uri c4 = new Uri ("C:\\something\\something2");
504                         
505                         AssertRelativeUri ("../", c1, c2, "S1");
506                         AssertRelativeUri ("../../something2", c1, c4, "S2");
507                         AssertRelativeUri ("./", c3, c2, "S3");
508                         AssertRelativeUri ("../something2", c3, c4, "S4");
509
510                         Uri d1 = new Uri ("C:\\something\\test\\");
511                         Uri d2 = new Uri ("C:\\something\\");
512                         Uri d3 = new Uri ("C:\\something\\test");
513                         Uri d4 = new Uri ("C:\\something");
514                         
515                         AssertRelativeUri ("../", d1, d2, "T1");
516                         AssertRelativeUri ("../../something", d1, d4, "T2");
517                         AssertRelativeUri ("./", d3, d2, "T3");
518                         AssertRelativeUri ("../something", d3, d4, "T4");
519
520                         Uri e1 = new Uri ("C:\\something\\");
521                         Uri e2 = new Uri ("C:\\");
522                         Uri e3 = new Uri ("C:\\something");
523                         
524                         AssertRelativeUri ("../", e1, e2, "U1");
525                         AssertRelativeUri ("./", e3, e2, "U2");
526                         AssertRelativeUri ("", e1, e1, "U3");
527                         AssertRelativeUri ("", e3, e3, "U4");
528                         AssertRelativeUri ("../something", e1, e3, "U5");
529                         AssertRelativeUri ("something/", e3, e1, "U6");
530                         AssertRelativeUri ("something", e2, e3, "U7");
531                 }
532
533                 [Test]
534                 public void MakeRelativeUri_Uri_Null ()
535                 {
536                         Uri uri = new Uri ("http://test.com");
537                         try {
538                                 uri.MakeRelativeUri ((Uri) null);
539                                 Assert.Fail ("#1");
540                         }
541 #if NET_4_0
542                         catch (ArgumentNullException ex) {
543                                 Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
544                                 Assert.IsNull (ex.InnerException, "#3");
545                                 Assert.IsNotNull (ex.Message, "#4");
546                                 Assert.IsNotNull (ex.ParamName, "#5");
547                                 Assert.AreEqual ("uri", ex.ParamName, "#6");
548                         }
549 #else
550                         catch (NullReferenceException) {
551                                 // https://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=299942
552                         }
553 #endif
554                 }
555
556                 [Test] // LAMESPEC: see bug #321113
557                 public void OriginalStringRelative ()
558                 {
559                         Uri k1 = new Uri ("http://www.mono-project.com");
560                         Uri k2 = new Uri (k1, "docs");
561                         Assert.AreEqual ("http://www.mono-project.com/docs", k2.OriginalString, "#1");
562
563                         Uri a = new Uri ("http://www.mono-project.com:808/foo");
564                         Uri b = new Uri (a, "../docs?queryyy#% %20%23%25bar");
565                         Assert.AreEqual ("http://www.mono-project.com:808/docs?queryyy#% %20%23%25bar", b.OriginalString, "#2");
566
567                         Uri c = new Uri ("http://www.mono-project.com:808/foo");
568                         Uri d = new Uri (a, "../docs?queryyy#%20%23%25bar");
569                         Assert.AreEqual ("http://www.mono-project.com:808/docs?queryyy#%20%23%25bar", d.OriginalString, "#3");
570
571                         Uri e = new Uri ("http://www.mono-project.com:909");
572                         Uri f = new Uri (e, "http://www.mono-project.com:606/docs");
573                         Assert.AreEqual ("http://www.mono-project.com:606/docs", f.OriginalString, "#4");
574
575                         Uri g = new Uri ("http://www.mono-project.com:303/foo");
576                         Uri h = new Uri (g, "?query");
577                         // it doesn't work. MS.NET also returns incorrect URI: ..303/?query
578                         // https://connect.microsoft.com/VisualStudio/feedback/ViewFeedback.aspx?FeedbackID=412604
579                         //Assert.AreEqual ("http://www.mono-project.com:303/foo?query", h.OriginalString, "#5");
580                 }
581
582                 [Test]
583                 public void PathAndQuery_RelativeUri ()
584                 {
585                         Uri uri1 = new Uri ("http://www.contoso.com/index.htm?x=2");
586                         Uri uri2 = new Uri ("http://www.contoso.com/foo/bar/index.htm#fragment");
587                         Uri relativeUri = uri1.MakeRelativeUri (uri2);
588
589                         try {
590                                 string result = relativeUri.PathAndQuery;
591                                 Assert.Fail ("#1: " + result);
592                         } catch (InvalidOperationException ex) {
593                                 // This operation is not supported for a relative URI
594                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#2");
595                                 Assert.IsNull (ex.InnerException, "#3");
596                                 Assert.IsNotNull (ex.Message, "#4");
597                         }
598                 }
599
600                 [Test]
601                 public void Query_RelativeUri ()
602                 {
603                         Uri uri1 = new Uri ("http://www.contoso.com/index.htm?x=2");
604                         Uri uri2 = new Uri ("http://www.contoso.com/foo/bar/index.htm#fragment");
605                         Uri relativeUri = uri1.MakeRelativeUri (uri2);
606
607                         try {
608                                 string result = relativeUri.Query;
609                                 Assert.Fail ("#1: " + result);
610                         } catch (InvalidOperationException ex) {
611                                 // This operation is not supported for a relative URI
612                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#2");
613                                 Assert.IsNull (ex.InnerException, "#3");
614                                 Assert.IsNotNull (ex.Message, "#4");
615                         }
616                 }
617
618                 [Test]
619                 public void Scheme_RelativeUri ()
620                 {
621                         Uri uri1 = new Uri ("http://www.contoso.com/index.htm?x=2");
622                         Uri uri2 = new Uri ("http://www.contoso.com/foo/bar/index.htm#fragment");
623                         Uri relativeUri = uri1.MakeRelativeUri (uri2);
624
625                         try {
626                                 string result = relativeUri.Scheme;
627                                 Assert.Fail ("#1: " + result);
628                         } catch (InvalidOperationException ex) {
629                                 // This operation is not supported for a relative URI
630                                 Assert.AreEqual (typeof (InvalidOperationException), ex.GetType (), "#2");
631                                 Assert.IsNull (ex.InnerException, "#3");
632                                 Assert.IsNotNull (ex.Message, "#4");
633                         }
634                 }
635
636                 [Test]
637                 public void UnescapeDataString ()
638                 {
639                         Assert.AreEqual ("/new folder/", Uri.UnescapeDataString ("/new%20folder/"));
640                         Assert.AreEqual ("/new folder/", Uri.UnescapeDataString ("/new%20%66older/"));
641                         Assert.AreEqual ("/new+folder/", Uri.UnescapeDataString ("/new+folder/"));
642                 }
643
644                 void AssertRelativeUri (string expected, Uri uri1, Uri uri2, string msg)
645                 {
646                         Uri relativeUri;
647                         relativeUri = uri1.MakeRelativeUri (uri2);
648                         
649                         Assert.IsFalse (relativeUri.IsAbsoluteUri, msg + "1");
650                         Assert.AreEqual (expected, relativeUri.ToString (), msg + "2");
651                         Assert.AreEqual (expected, relativeUri.OriginalString, msg + "3");
652                         Assert.IsFalse (relativeUri.UserEscaped, msg + "4");
653                 }
654
655                 [Test]
656                 public void DontCheckHostWithCustomParsers ()
657                 {
658                         UriParser.Register (new TolerantUriParser (), "assembly", 0);
659                         try {
660                                 new Uri ("assembly://Spring.Core, Version=1.2.0.20001, Culture=neutral, "
661                                         + "PublicKeyToken=null/Spring.Objects.Factory.Xml/spring-objects-1.1.xsd");
662                         } catch (UriFormatException) {
663                                 Assert.Fail ("Spring Uri is expected to work.");
664                         }
665                 }
666
667                 [Test]
668                 public void ParseShortNameAsRelativeOrAbsolute ()
669                 {
670                         new Uri ("x", UriKind.RelativeOrAbsolute);
671                 }
672
673                 private class TolerantUriParser : GenericUriParser
674                 {
675                         private const GenericUriParserOptions DefaultOptions
676                                 = GenericUriParserOptions.Default
677                                 | GenericUriParserOptions.GenericAuthority
678                                 | GenericUriParserOptions.AllowEmptyAuthority;
679                         
680                         public TolerantUriParser()
681                                                         : base(DefaultOptions)
682                         {
683                         }
684                 }
685
686                 [Test]
687                 public void DomainLabelLength ()
688                 {
689                         UriHostNameType type = Uri.CheckHostName ("3.141592653589793238462643383279502884197169399375105820974944592.com");
690                         Assert.AreEqual (UriHostNameType.Dns, type, "DomainLabelLength#1");
691                         type = Uri.CheckHostName ("3141592653589793238462643383279502884197169399375105820974944592.com");
692                         Assert.AreEqual (UriHostNameType.Unknown, type, "DomainLabelLength#2");
693                         type = Uri.CheckHostName ("3.1415926535897932384626433832795028841971693993751058209749445923.com");
694                         Assert.AreEqual (UriHostNameType.Unknown, type, "DomainLabelLength#2");
695                         type = Uri.CheckHostName ("3.141592653589793238462643383279502884197169399375105820974944592._om");
696                         Assert.AreEqual (UriHostNameType.Unknown, type, "DomainLabelLength#3");
697                 }
698         }
699 }
700