mcs/class/System.ServiceModel/Test/MetadataTests/TestContext.cs

   1 //
   2 // ITestContext.cs
   3 //
   4 // Author:
   5 //       Martin Baulig <martin.baulig@xamarin.com>
   6 //
   7 // Copyright (c) 2012 Xamarin Inc. (http://www.xamarin.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining a copy
  10 // of this software and associated documentation files (the "Software"), to deal
  11 // in the Software without restriction, including without limitation the rights
  12 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13 // copies of the Software, and to permit persons to whom the Software is
  14 // furnished to do so, subject to the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be included in
  17 // all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  25 // THE SOFTWARE.
  26
  27 using System;
  28 using System.IO;
  29 using System.Xml;
  30 using System.Text;
  31 using System.Reflection;
  32 using System.ServiceModel.Description;
  33
  34 namespace MonoTests.System.ServiceModel.MetadataTests {
  35
  36         public abstract class TestContext {
  37
  38                 #region Abstract API
  39
  40                 public abstract MetadataSet GetMetadata (string name);
  41
  42                 /*
  43                  * Whether or not to check whether the `WS.Binding.Extensions'
  44                  * contains the policy XmlElement.
  45                  *
  46                  * We only check when importing from XML, not when generating
  47                  * the MetadataSet programmatically.
  48                  */
  49                 public abstract bool CheckPolicyXml {
  50                         get;
  51                 }
  52
  53                 #endregion
  54
  55                 #region Default Context
  56
  57                 public static TestContext LoadMetadataContext = new _LoadMetadataContext ();
  58
  59                 public static TestContext CreateMetadataContext = new _CreateMetadataContext ();
  60
  61                 public static TestContext RoundTripContext = new _RoundTripContext ();
  62
  63                 #endregion
  64
  65                 #region Implementations
  66
  67                 class _LoadMetadataContext : TestContext {
  68                         public override MetadataSet GetMetadata (string name)
  69                         {
  70                                 return LoadMetadata (name);
  71                         }
  72
  73                         public override bool CheckPolicyXml {
  74                                 get {
  75                                         return true;
  76                                 }
  77                         }
  78                 }
  79
  80                 class _CreateMetadataContext : TestContext {
  81                         public override MetadataSet GetMetadata (string name)
  82                         {
  83                                 return MetadataSamples.GetMetadataByName (name);
  84                         }
  85
  86                         public override bool CheckPolicyXml {
  87                                 get {
  88                                         // FIXME: Not supported yet.
  89                                         return false;
  90                                 }
  91                         }
  92                 }
  93
  94                 class _RoundTripContext : TestContext {
  95                         public override MetadataSet GetMetadata (string name)
  96                         {
  97                                 return RoundTrip (name);
  98                         }
  99
 100                         public override bool CheckPolicyXml {
 101                                 get {
 102                                         // FIXME: Not supported yet.
 103                                         return false;
 104                                 }
 105                         }
 106                 }
 107
 108                 #endregion
 109
 110                 #region Public Static API
 111
 112                 public static MetadataSet LoadMetadata (string name)
 113                 {
 114 #if USE_EMBEDDED_METADATA
 115                         return LoadMetadataFromResource (name);
 116 #else
 117                         return LoadMetadataFromFile (name);
 118 #endif
 119                 }
 120
 121                 public static void SaveMetadata (string name, MetadataSet metadata)
 122                 {
 123                         SaveMetadataToFile (name, metadata);
 124                 }
 125
 126                 public static MetadataSet LoadMetadataFromFile (string name)
 127                 {
 128                         var asm = Assembly.GetExecutingAssembly ();
 129                         if (!name.EndsWith (".xml"))
 130                                 name = name + ".xml";
 131                         var uri = new Uri (asm.CodeBase);
 132                         var path = Path.GetDirectoryName (uri.AbsolutePath);
 133                         path = Path.Combine (path, "Test");
 134                         path = Path.Combine (path, "MetadataTests");
 135                         path = Path.Combine (path, "Resources");
 136                         var filename = Path.Combine (path, name);
 137                         using (var stream = new StreamReader (filename)) {
 138                                 var reader = new XmlTextReader (stream);
 139                                 return MetadataSet.ReadFrom (reader);
 140                         }
 141                 }
 142
 143                 public static MetadataSet LoadMetadataFromResource (string name)
 144                 {
 145                         var asm = Assembly.GetExecutingAssembly ();
 146                         if (!name.EndsWith (".xml"))
 147                                 name = name + ".xml";
 148
 149                         var resname = "MetadataTests.Resources." + name;
 150                         using (var stream = asm.GetManifestResourceStream (resname)) {
 151                                 if (stream == null)
 152                                         throw new InvalidOperationException (
 153                                                 "No such resource: " + name);
 154                                 var reader = new XmlTextReader (stream);
 155                                 return MetadataSet.ReadFrom (reader);
 156                         }
 157                 }
 158
 159                 public static void SaveMetadataToFile (string name, MetadataSet metadata)
 160                 {
 161                         var filename = name + ".xml";
 162                         if (File.Exists (filename))
 163                                 return;
 164
 165                         using (var file = new StreamWriter (filename, false)) {
 166                                 var writer = new XmlTextWriter (file);
 167                                 writer.Formatting = Formatting.Indented;
 168                                 metadata.WriteTo (writer);
 169                         }
 170
 171                         Console.WriteLine ("Exported {0}.", filename);
 172                 }
 173
 174                 internal static string SaveMetadataToString (MetadataSet metadata)
 175                 {
 176                         using (var ms = new MemoryStream ()) {
 177                                 var writer = new XmlTextWriter (new StreamWriter (ms));
 178                                 writer.Formatting = Formatting.Indented;
 179                                 metadata.WriteTo (writer);
 180                                 writer.Flush ();
 181
 182                                 return Encoding.UTF8.GetString (ms.GetBuffer (), 0, (int)ms.Position);
 183                         }
 184                 }
 185
 186                 internal static MetadataSet LoadMetadataFromString (string doc)
 187                 {
 188                         var buffer = Encoding.UTF8.GetBytes (doc);
 189                         using (var ms = new MemoryStream (buffer)) {
 190                                 var reader = new XmlTextReader (ms);
 191                                 return MetadataSet.ReadFrom (reader);
 192                         }
 193                 }
 194
 195                 public static MetadataSet RoundTrip (string name)
 196                 {
 197                         var metadata = MetadataSamples.GetMetadataByName (name);
 198
 199                         var doc = SaveMetadataToString (metadata);
 200                         return LoadMetadataFromString (doc);
 201                 }
 202
 203                 #endregion
 204         }
 205 }
 206