mcs/class/System.Drawing/Test/System.Drawing/ColorConverter.cs

   1 //
   2 // ColorConverter class testing unit
   3 //
   4 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining
   7 // a copy of this software and associated documentation files (the
   8 // "Software"), to deal in the Software without restriction, including
   9 // without limitation the rights to use, copy, modify, merge, publish,
  10 // distribute, sublicense, and/or sell copies of the Software, and to
  11 // permit persons to whom the Software is furnished to do so, subject to
  12 // the following conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be
  15 // included in all copies or substantial portions of the Software.
  16 //
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  21 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24 //
  25
  26 using System;
  27 using System.Collections;
  28 using System.ComponentModel;
  29 using System.ComponentModel.Design.Serialization;
  30 using System.Drawing;
  31 using System.Globalization;
  32 using System.Security.Permissions;
  33
  34 using NUnit.Framework;
  35
  36 namespace MonoTests.System.Drawing {
  37
  38         [TestFixture]
  39         [SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
  40         public class ColorConverterTest {
  41
  42                 Color col;
  43                 Color colnamed;
  44                 ColorConverter colconv;
  45                 String colStr;
  46                 String colStrInvariant;
  47                 String colnamedStr;
  48
  49                 [SetUp]
  50                 public void SetUp () {
  51                         col = Color.FromArgb (10, 20, 30);
  52                         colStr = string.Format ("10{0} 20{0} 30", CultureInfo.CurrentCulture.TextInfo.ListSeparator);
  53                         colStrInvariant = string.Format ("10{0} 20{0} 30", CultureInfo.InvariantCulture.TextInfo.ListSeparator);
  54
  55                         colnamed = Color.ForestGreen;
  56                         colnamedStr = "ForestGreen";
  57
  58                         colconv = (ColorConverter) TypeDescriptor.GetConverter (col);
  59                 }
  60
  61                 [Test]
  62                 public void CanConvertFrom () {
  63                         Assert.IsTrue (colconv.CanConvertFrom (typeof (String)), "CCF#1");
  64                         Assert.IsTrue (colconv.CanConvertFrom (null, typeof (String)), "CCF#1a");
  65                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Rectangle)), "CCF#2");
  66                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (RectangleF)), "CCF#3");
  67                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Point)), "CCF#4");
  68                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (PointF)), "CCF#5");
  69                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Color)), "CCF#6");
  70                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (SizeF)), "CCF#7");
  71                         Assert.IsFalse (colconv.CanConvertFrom (null, typeof (Object)), "CCF#8");
  72                         Assert.IsFalse ( colconv.CanConvertFrom (null, typeof (int)), "CCF#9");
  73                         Assert.IsTrue (colconv.CanConvertFrom (null, typeof (InstanceDescriptor)), "CCF#10");
  74                 }
  75
  76                 [Test]
  77                 public void CanConvertTo () {
  78                         Assert.IsTrue (colconv.CanConvertTo (typeof (String)), "CCT#1");
  79                         Assert.IsTrue (colconv.CanConvertTo (null, typeof (String)), "CCT#1a");
  80                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Rectangle)), "CCT#2");
  81                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (RectangleF)), "CCT#3");
  82                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Point)), "CCT#4");
  83                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (PointF)), "CCT#5");
  84                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Color)), "CCT#6");
  85                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (SizeF)), "CCT#7");
  86                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (Object)), "CCT#8");
  87                         Assert.IsFalse (colconv.CanConvertTo (null, typeof (int)), "CCT#9");
  88                         Assert.IsTrue (colconv.CanConvertTo (typeof (InstanceDescriptor)), "CCT#10");
  89                 }
  90
  91                 [Test]
  92                 public void ConvertFrom ()
  93                 {
  94                         Color color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
  95                                 "#0x23190A44");
  96                         Assert.AreEqual (35, color.A, "CF1#1");
  97                         Assert.AreEqual (25, color.R, "CF1#2");
  98                         Assert.AreEqual (10, color.G, "CF1#3");
  99                         Assert.AreEqual (68, color.B, "CF1#4");
 100
 101                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 102                                 "#0X190A44");
 103                         Assert.AreEqual (0, color.A, "CF2#1");
 104                         Assert.AreEqual (25, color.R, "CF2#2");
 105                         Assert.AreEqual (10, color.G, "CF2#3");
 106                         Assert.AreEqual (68, color.B, "CF2#4");
 107
 108                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 109                                 "0x190A44");
 110                         Assert.AreEqual (255, color.A, "CF3#1");
 111                         Assert.AreEqual (25, color.R, "CF3#2");
 112                         Assert.AreEqual (10, color.G, "CF3#3");
 113                         Assert.AreEqual (68, color.B, "CF3#4");
 114
 115                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 116                                 "0X190A44");
 117                         Assert.AreEqual (255, color.A, "CF4#1");
 118                         Assert.AreEqual (25, color.R, "CF4#2");
 119                         Assert.AreEqual (10, color.G, "CF4#3");
 120                         Assert.AreEqual (68, color.B, "CF4#4");
 121
 122                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 123                                 "111111");
 124                         Assert.AreEqual (0, color.A, "CF5#1");
 125                         Assert.AreEqual (1, color.R, "CF5#2");
 126                         Assert.AreEqual (178, color.G, "CF5#3");
 127                         Assert.AreEqual (7, color.B, "CF5#4");
 128
 129                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 130                                 "10");
 131                         Assert.AreEqual (0, color.A, "CF6#1");
 132                         Assert.AreEqual (0, color.R, "CF6#2");
 133                         Assert.AreEqual (0, color.G, "CF6#3");
 134                         Assert.AreEqual (10, color.B, "CF6#4");
 135
 136                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 137                                 "0");
 138                         Assert.AreEqual (0, color.A, "CF7#1");
 139                         Assert.AreEqual (0, color.R, "CF7#2");
 140                         Assert.AreEqual (0, color.G, "CF7#3");
 141                         Assert.AreEqual (0, color.B, "CF7#4");
 142
 143
 144                         Assert.AreEqual (col, (Color) colconv.ConvertFrom (null,
 145                                 CultureInfo.InvariantCulture, colStrInvariant), "CF#1");
 146                         Assert.AreEqual (colnamed, (Color) colconv.ConvertFrom (null,
 147                                 CultureInfo.InvariantCulture, colnamedStr), "CF#2");
 148
 149                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (string.Empty), "CF#3");
 150                         Assert.AreEqual (Color.Empty, colconv.ConvertFrom (" "), "CF#4");
 151                         Assert.AreEqual (Color.Red, colconv.ConvertFrom ("Red"), "CF#5");
 152                         Assert.AreEqual (Color.Red, colconv.ConvertFrom (" Red "), "CF#6");
 153
 154                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 155                                 "0x123");
 156                         Assert.AreEqual (0, color.A, "CF8#1");
 157                         Assert.AreEqual (0, color.R, "CF8#2");
 158                         Assert.AreEqual (1, color.G, "CF8#3");
 159                         Assert.AreEqual (35, color.B, "CF8#4");
 160
 161                         color = (Color) colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 162                                 "#123");
 163                         Assert.AreEqual (0, color.A, "CF9#1");
 164                         Assert.AreEqual (0, color.R, "CF9#2");
 165                         Assert.AreEqual (1, color.G, "CF9#3");
 166                         Assert.AreEqual (35, color.B, "CF9#4");
 167                 }
 168
 169                 [Test]
 170                 [ExpectedException (typeof (ArgumentException))]
 171                 public void ConvertFrom_x1 ()
 172                 {
 173                                 colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "10, 20");
 174                 }
 175
 176                 [Test]
 177                 [ExpectedException (typeof (ArgumentException))]
 178                 public void ConvertFrom_x2 ()
 179                 {
 180                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "-10, 20, 30");
 181                 }
 182
 183                 [Test]
 184                 [ExpectedException (typeof (ArgumentException))]
 185                 public void ConvertFrom_x3 ()
 186                 {
 187                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 188                                         "1, 1, 1, 1, 1");
 189                 }
 190
 191                 [Test]
 192                 [ExpectedException (typeof (Exception))]
 193                 public void ConvertFrom_x4 ()
 194                 {
 195                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 196                                 "*1, 1");
 197                 }
 198
 199                 [Test]
 200                 [ExpectedException (typeof (NotSupportedException))]
 201                 public void ConvertFrom_x5 ()
 202                 {
 203                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 204                                         new Point (10, 10));
 205                 }
 206
 207                 [Test]
 208                 [ExpectedException (typeof (NotSupportedException))]
 209                 public void ConvertFrom_x6 ()
 210                 {
 211                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 212                                         new PointF (10, 10));
 213                 }
 214
 215                 [Test]
 216                 [ExpectedException (typeof (NotSupportedException))]
 217                 public void ConvertFrom_x7 ()
 218                 {
 219                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 220                                         new Size (10, 10));
 221                 }
 222
 223                 [Test]
 224                 [ExpectedException (typeof (NotSupportedException))]
 225                 public void ConvertFrom_x8 ()
 226                 {
 227                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 228                                         new SizeF (10, 10));
 229                 }
 230
 231                 [Test]
 232                 [ExpectedException (typeof (NotSupportedException))]
 233                 public void ConvertFrom_x9 ()
 234                 {
 235                         colconv.ConvertFrom (null, CultureInfo.InvariantCulture, 0x10);
 236                 }
 237
 238                 [Test]
 239                 public void ConvertFrom_CultureNull ()
 240                 {
 241                         Color color = (Color) colconv.ConvertFrom (null, null, "#0x23190A44");
 242                         Assert.AreEqual (35, color.A, "A");
 243                         Assert.AreEqual (25, color.R, "R");
 244                         Assert.AreEqual (10, color.G, "G");
 245                         Assert.AreEqual (68, color.B, "B");
 246                 }
 247
 248                 [Test]
 249                 public void ConvertTo ()
 250                 {
 251                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 252                                 Color.FromArgb (10, 20, 30), typeof (String)), "CT#1");
 253                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 254                                 Color.FromArgb (255, 10, 20, 30), typeof (String)), "CT#2");
 255                         Assert.AreEqual ("10, 20, 30, 40", colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 256                                 Color.FromArgb (10, 20, 30, 40), typeof (String)), "CT#3");
 257                         Assert.AreEqual (colnamedStr, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 258                                 colnamed, typeof (String)), "CT#4");
 259
 260                         Assert.AreEqual (string.Empty, colconv.ConvertTo (Color.Empty, typeof (string)), "CT#5");
 261                         Assert.AreEqual ("Red", colconv.ConvertTo (Color.Red, typeof (string)), "CT#6");
 262                         Assert.AreEqual (string.Empty, colconv.ConvertTo (null, typeof (string)), "CT#7");
 263                         Assert.AreEqual ("test", colconv.ConvertTo ("test", typeof (string)), "CT#8");
 264                 }
 265
 266                 [Test]
 267                 [ExpectedException (typeof (NotSupportedException))]
 268                 public void ConvertTo_x1 ()
 269                 {
 270                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 271                                         typeof (Color));
 272                 }
 273
 274                 [Test]
 275                 [ExpectedException (typeof (NotSupportedException))]
 276                 public void ConvertTo_x2 ()
 277                 {
 278                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 279                                         typeof (SizeF));
 280                 }
 281
 282                 [Test]
 283                 [ExpectedException (typeof (NotSupportedException))]
 284                 public void ConvertTo_x3 ()
 285                 {
 286                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 287                                         typeof (Point));
 288                 }
 289
 290                 [Test]
 291                 [ExpectedException (typeof (NotSupportedException))]
 292                 public void ConvertTo_x4 ()
 293                 {
 294                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 295                                         typeof (PointF));
 296                 }
 297
 298                 [Test]
 299                 [ExpectedException (typeof (NotSupportedException))]
 300                 public void ConvertTo_x5 ()
 301                 {
 302                         colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 303                                         typeof (int));
 304                 }
 305
 306                 [Test]
 307                 public void GetCreateInstanceSupported ()
 308                 {
 309                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (), "GCIS#1");
 310                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (null), "GCIS#2");
 311                 }
 312
 313                 [Test]
 314                 public void CreateInstance ()
 315                 {
 316                         Hashtable ht = new Hashtable ();
 317                         ht.Add ("R", 10); ht.Add ("G", 20); ht.Add ("B", 30);
 318
 319                         Assert.AreEqual (null, colconv.CreateInstance (ht), "CI#1");
 320
 321                         ht.Add ("Name", "ForestGreen");
 322
 323                         Assert.AreEqual (null, colconv.CreateInstance (null, ht), "CI#2");
 324                 }
 325
 326                 [Test]
 327                 public void GetPropertiesSupported ()
 328                 {
 329                         Assert.IsTrue (!colconv.GetPropertiesSupported (), "GPS#1");
 330                         Assert.IsTrue (!colconv.GetPropertiesSupported (null), "GPS#2");
 331                 }
 332
 333                 [Test]
 334                 public void GetProperties ()
 335                 {
 336                         Attribute [] attrs;
 337
 338                         Assert.AreEqual (null, colconv.GetProperties (col), "GP1#1");
 339
 340                         Assert.AreEqual (null, colconv.GetProperties (null, col, null), "GP2#1");
 341
 342                         attrs = Attribute.GetCustomAttributes (typeof (Color), true);
 343                         Assert.AreEqual (null, colconv.GetProperties (null, col, attrs), "GP3#5");
 344                 }
 345
 346                 [Test]
 347                 public void ConvertFromInvariantString_string ()
 348                 {
 349                         Assert.AreEqual (col, colconv.ConvertFromInvariantString (colStrInvariant), "CFISS#1");
 350                         Assert.AreEqual (colnamed, colconv.ConvertFromInvariantString (colnamedStr), "CFISS#2");
 351                 }
 352
 353                 [Test]
 354                 [ExpectedException (typeof (ArgumentException))]
 355                 public void ConvertFromInvariantString_InvalidComponentCount ()
 356                 {
 357                         colconv.ConvertFromInvariantString ("1, 2, 3, 4, 5");
 358                 }
 359
 360                 [Test]
 361                 public void ConvertFromInvariantString_InvalidNumber ()
 362                 {
 363                         try {
 364                                 colconv.ConvertFromInvariantString ("hello");
 365                                 Assert.Fail ("#1");
 366                         } catch (Exception ex) {
 367                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 368                                 Assert.IsNotNull (ex.InnerException, "#3");
 369                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 370                         }
 371                 }
 372
 373                 [Test]
 374                 public void ConvertFromString_string ()
 375                 {
 376                         Assert.AreEqual (col, colconv.ConvertFromString (colStr), "CFSS#1");
 377                         Assert.AreEqual (colnamed, colconv.ConvertFromString (colnamedStr), "CFSS#2");
 378                 }
 379
 380                 [Test]
 381                 [ExpectedException (typeof (ArgumentException))]
 382                 public void ConvertFromString_InvalidComponentCount ()
 383                 {
 384                         CultureInfo culture = CultureInfo.CurrentCulture;
 385                         colconv.ConvertFromString (string.Format (culture,
 386                                 "1{0} 2{0} 3{0} 4{0} 5", culture.TextInfo.ListSeparator[0]));
 387                 }
 388
 389                 [Test]
 390                 public void ConvertFromString_InvalidNumber ()
 391                 {
 392                         try {
 393                                 colconv.ConvertFromString ("hello");
 394                                 Assert.Fail ("#1");
 395                         } catch (Exception ex) {
 396                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 397                                 Assert.IsNotNull (ex.InnerException, "#3");
 398                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 399                         }
 400                 }
 401
 402                 [Test]
 403                 public void ConvertToInvariantString_string () {
 404                         Assert.AreEqual (colStrInvariant, colconv.ConvertToInvariantString (col), "CFISS#1");
 405                         Assert.AreEqual (colnamedStr, colconv.ConvertToInvariantString (colnamed), "CFISS#2");
 406                 }
 407
 408                 [Test]
 409                 public void ConvertToString_string () {
 410                         Assert.AreEqual (colStr, colconv.ConvertToString (col), "CFISS#1");
 411                         Assert.AreEqual (colnamedStr, colconv.ConvertToString (colnamed), "CFISS#3");
 412                 }
 413
 414                 [Test]
 415                 public void GetStandardValuesSupported () {
 416                         Assert.IsTrue (colconv.GetStandardValuesSupported ());
 417                 }
 418
 419                 [Test]
 420                 public void GetStandardValues () {
 421                         Assert.AreEqual ((int)KnownColor.MenuHighlight, colconv.GetStandardValues ().Count);
 422                         Assert.AreEqual ((int)KnownColor.MenuHighlight, colconv.GetStandardValues (null).Count);
 423                 }
 424
 425                 [Test]
 426                 public void GetStandardValuesExclusive () {
 427                         Assert.AreEqual (false, colconv.GetStandardValuesExclusive ());
 428                 }
 429
 430                 [Test]
 431                 [ExpectedException (typeof (Exception))]
 432                 public void ConvertFromString_FromHtml_PoundTooLarge ()
 433                 {
 434                         colconv.ConvertFromString ("#100000000");
 435                 }
 436         }
 437 }
 438