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                 public void ConvertFrom_x1 ()
 171                 {
 172                         Assert.Throws<ArgumentException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "10, 20"));
 173                 }
 174
 175                 [Test]
 176                 public void ConvertFrom_x2 ()
 177                 {
 178                         Assert.Throws<ArgumentException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture, "-10, 20, 30"));
 179                 }
 180
 181                 [Test]
 182                 public void ConvertFrom_x3 ()
 183                 {
 184                         Assert.Throws<ArgumentException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 185                                         "1, 1, 1, 1, 1"));
 186                 }
 187
 188                 [Test]
 189                 public void ConvertFrom_x4 ()
 190                 {
 191                         Assert.Throws<Exception> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 192                                 "*1, 1"));
 193                 }
 194
 195                 [Test]
 196                 public void ConvertFrom_x5 ()
 197                 {
 198                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 199                                         new Point (10, 10)));
 200                 }
 201
 202                 [Test]
 203                 public void ConvertFrom_x6 ()
 204                 {
 205                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 206                                         new PointF (10, 10)));
 207                 }
 208
 209                 [Test]
 210                 public void ConvertFrom_x7 ()
 211                 {
 212                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 213                                         new Size (10, 10)));
 214                 }
 215
 216                 [Test]
 217                 public void ConvertFrom_x8 ()
 218                 {
 219                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture,
 220                                         new SizeF (10, 10)));
 221                 }
 222
 223                 [Test]
 224                 public void ConvertFrom_x9 ()
 225                 {
 226                         Assert.Throws<NotSupportedException> (() => colconv.ConvertFrom (null, CultureInfo.InvariantCulture, 0x10));
 227                 }
 228
 229                 [Test]
 230                 public void ConvertFrom_CultureNull ()
 231                 {
 232                         Color color = (Color) colconv.ConvertFrom (null, null, "#0x23190A44");
 233                         Assert.AreEqual (35, color.A, "A");
 234                         Assert.AreEqual (25, color.R, "R");
 235                         Assert.AreEqual (10, color.G, "G");
 236                         Assert.AreEqual (68, color.B, "B");
 237                 }
 238
 239                 [Test]
 240                 public void ConvertTo ()
 241                 {
 242                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 243                                 Color.FromArgb (10, 20, 30), typeof (String)), "CT#1");
 244                         Assert.AreEqual (colStrInvariant, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 245                                 Color.FromArgb (255, 10, 20, 30), typeof (String)), "CT#2");
 246                         Assert.AreEqual ("10, 20, 30, 40", colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 247                                 Color.FromArgb (10, 20, 30, 40), typeof (String)), "CT#3");
 248                         Assert.AreEqual (colnamedStr, colconv.ConvertTo (null, CultureInfo.InvariantCulture,
 249                                 colnamed, typeof (String)), "CT#4");
 250
 251                         Assert.AreEqual (string.Empty, colconv.ConvertTo (Color.Empty, typeof (string)), "CT#5");
 252                         Assert.AreEqual ("Red", colconv.ConvertTo (Color.Red, typeof (string)), "CT#6");
 253                         Assert.AreEqual (string.Empty, colconv.ConvertTo (null, typeof (string)), "CT#7");
 254                         Assert.AreEqual ("test", colconv.ConvertTo ("test", typeof (string)), "CT#8");
 255                 }
 256
 257                 [Test]
 258                 public void ConvertTo_x1 ()
 259                 {
 260                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 261                                         typeof (Color)));
 262                 }
 263
 264                 [Test]
 265                 public void ConvertTo_x2 ()
 266                 {
 267                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 268                                         typeof (SizeF)));
 269                 }
 270
 271                 [Test]
 272                 public void ConvertTo_x3 ()
 273                 {
 274                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 275                                         typeof (Point)));
 276                 }
 277
 278                 [Test]
 279                 public void ConvertTo_x4 ()
 280                 {
 281                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 282                                         typeof (PointF)));
 283                 }
 284
 285                 [Test]
 286                 public void ConvertTo_x5 ()
 287                 {
 288                         Assert.Throws<NotSupportedException> (() => colconv.ConvertTo (null, CultureInfo.InvariantCulture, col,
 289                                         typeof (int)));
 290                 }
 291
 292                 [Test]
 293                 public void GetCreateInstanceSupported ()
 294                 {
 295                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (), "GCIS#1");
 296                         Assert.IsTrue (!colconv.GetCreateInstanceSupported (null), "GCIS#2");
 297                 }
 298
 299                 [Test]
 300                 public void CreateInstance ()
 301                 {
 302                         Hashtable ht = new Hashtable ();
 303                         ht.Add ("R", 10); ht.Add ("G", 20); ht.Add ("B", 30);
 304
 305                         Assert.AreEqual (null, colconv.CreateInstance (ht), "CI#1");
 306
 307                         ht.Add ("Name", "ForestGreen");
 308
 309                         Assert.AreEqual (null, colconv.CreateInstance (null, ht), "CI#2");
 310                 }
 311
 312                 [Test]
 313                 public void GetPropertiesSupported ()
 314                 {
 315                         Assert.IsTrue (!colconv.GetPropertiesSupported (), "GPS#1");
 316                         Assert.IsTrue (!colconv.GetPropertiesSupported (null), "GPS#2");
 317                 }
 318
 319                 [Test]
 320                 public void GetProperties ()
 321                 {
 322                         Attribute [] attrs;
 323
 324                         Assert.AreEqual (null, colconv.GetProperties (col), "GP1#1");
 325
 326                         Assert.AreEqual (null, colconv.GetProperties (null, col, null), "GP2#1");
 327
 328                         attrs = Attribute.GetCustomAttributes (typeof (Color), true);
 329                         Assert.AreEqual (null, colconv.GetProperties (null, col, attrs), "GP3#5");
 330                 }
 331
 332                 [Test]
 333                 public void ConvertFromInvariantString_string ()
 334                 {
 335                         Assert.AreEqual (col, colconv.ConvertFromInvariantString (colStrInvariant), "CFISS#1");
 336                         Assert.AreEqual (colnamed, colconv.ConvertFromInvariantString (colnamedStr), "CFISS#2");
 337                 }
 338
 339                 [Test]
 340                 public void ConvertFromInvariantString_InvalidComponentCount ()
 341                 {
 342                         Assert.Throws<ArgumentException> (() => colconv.ConvertFromInvariantString ("1, 2, 3, 4, 5"));
 343                 }
 344
 345                 [Test]
 346                 public void ConvertFromInvariantString_InvalidNumber ()
 347                 {
 348                         try {
 349                                 colconv.ConvertFromInvariantString ("hello");
 350                                 Assert.Fail ("#1");
 351                         } catch (Exception ex) {
 352                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 353                                 Assert.IsNotNull (ex.InnerException, "#3");
 354                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 355                         }
 356                 }
 357
 358                 [Test]
 359                 public void ConvertFromString_string ()
 360                 {
 361                         Assert.AreEqual (col, colconv.ConvertFromString (colStr), "CFSS#1");
 362                         Assert.AreEqual (colnamed, colconv.ConvertFromString (colnamedStr), "CFSS#2");
 363                 }
 364
 365                 [Test]
 366                 public void ConvertFromString_InvalidComponentCount ()
 367                 {
 368                         CultureInfo culture = CultureInfo.CurrentCulture;
 369                         Assert.Throws<ArgumentException> (() => colconv.ConvertFromString (string.Format (culture,
 370                                 "1{0} 2{0} 3{0} 4{0} 5", culture.TextInfo.ListSeparator[0])));
 371                 }
 372
 373                 [Test]
 374                 public void ConvertFromString_InvalidNumber ()
 375                 {
 376                         try {
 377                                 colconv.ConvertFromString ("hello");
 378                                 Assert.Fail ("#1");
 379                         } catch (Exception ex) {
 380                                 Assert.AreEqual (typeof (Exception), ex.GetType (), "#2");
 381                                 Assert.IsNotNull (ex.InnerException, "#3");
 382                                 Assert.AreEqual (typeof (FormatException), ex.InnerException.GetType (), "#3");
 383                         }
 384                 }
 385
 386                 [Test]
 387                 public void ConvertToInvariantString_string () {
 388                         Assert.AreEqual (colStrInvariant, colconv.ConvertToInvariantString (col), "CFISS#1");
 389                         Assert.AreEqual (colnamedStr, colconv.ConvertToInvariantString (colnamed), "CFISS#2");
 390                 }
 391
 392                 [Test]
 393                 public void ConvertToString_string () {
 394                         Assert.AreEqual (colStr, colconv.ConvertToString (col), "CFISS#1");
 395                         Assert.AreEqual (colnamedStr, colconv.ConvertToString (colnamed), "CFISS#3");
 396                 }
 397
 398                 [Test]
 399                 public void GetStandardValuesSupported () {
 400                         Assert.IsTrue (colconv.GetStandardValuesSupported ());
 401                 }
 402
 403                 [Test]
 404                 public void GetStandardValues () {
 405                         Assert.AreEqual ((int)KnownColor.MenuHighlight, colconv.GetStandardValues ().Count);
 406                         Assert.AreEqual ((int)KnownColor.MenuHighlight, colconv.GetStandardValues (null).Count);
 407                 }
 408
 409                 [Test]
 410                 public void GetStandardValuesExclusive () {
 411                         Assert.AreEqual (false, colconv.GetStandardValuesExclusive ());
 412                 }
 413
 414                 [Test]
 415                 public void ConvertFromString_FromHtml_PoundTooLarge ()
 416                 {
 417                         Assert.Throws<Exception> (() => colconv.ConvertFromString ("#100000000"));
 418                 }
 419         }
 420 }
 421