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CSharp355Tests.cs
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CSharp355Tests.cs
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/* Copyright 2010-2013 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using MongoDB.Bson;
using MongoDB.Driver;
using MongoDB.UnitTests;
using NUnit.Framework;
namespace MongoDB.DriverUnitTests.Jira.CSharp355
{
[TestFixture]
public class CSharp355Tests
{
public class C
{
public ObjectId Id { get; set; }
public Image I { get; set; }
public Bitmap B { get; set; }
}
private MongoServer _server;
private MongoDatabase _database;
private MongoCollection<C> _collection;
[TestFixtureSetUp]
public void TestFixtureSetup()
{
_server = Configuration.TestServer;
_database = Configuration.TestDatabase;
_collection = Configuration.GetTestCollection<C>();
_collection.Drop();
}
[Test]
public void TestDefaultBitmap()
{
if (TestEnvironment.IsMono)
{
// This test does not work in Mono. Bits 57 and 61 are 255 when
// the Bitmap is recreated upon retrieval from the database
return;
}
var bitmap = new Bitmap(1, 2);
var c = new C { I = bitmap, B = bitmap };
_collection.RemoveAll();
_collection.Insert(c);
var r = _collection.FindOne();
Assert.IsInstanceOf<C>(r);
Assert.IsInstanceOf<Bitmap>(r.I);
Assert.AreEqual(bitmap.Width, r.B.Width);
Assert.AreEqual(bitmap.Height, r.B.Height);
Assert.IsTrue(GetBytes(bitmap).SequenceEqual(GetBytes(r.B)));
}
[Test]
public void TestBitmap()
{
if (TestEnvironment.IsMono)
{
// This test does not work in Mono on Ubuntu. Throws a
// System.TypeInitializationException on the Bitmap
// construction
return;
}
var bitmap = GetTestBitmap();
var c = new C { I = bitmap, B = bitmap };
_collection.RemoveAll();
_collection.Insert(c);
var r = _collection.FindOne();
Assert.IsInstanceOf<C>(r);
Assert.IsInstanceOf<Bitmap>(r.I);
Assert.AreEqual(bitmap.Width, r.B.Width);
Assert.AreEqual(bitmap.Height, r.B.Height);
Assert.IsTrue(GetBytes(bitmap).SequenceEqual(GetBytes(r.B)));
}
[Test]
public void TestImageNull()
{
var c = new C { I = null, B = null };
_collection.RemoveAll();
_collection.Insert(c);
var r = _collection.FindOne();
Assert.IsInstanceOf<C>(r);
Assert.IsNull(r.I);
Assert.IsNull(r.B);
}
private byte[] GetBytes(Bitmap bitmap)
{
using (var stream = new MemoryStream())
{
bitmap.Save(stream, ImageFormat.Bmp);
return stream.ToArray();
}
}
private Bitmap GetTestBitmap ()
{
var bitmap = new Bitmap (2, 2, PixelFormat.Format24bppRgb);
for (int x = 0; x < bitmap.Height; ++x)
{
for (int y = 0; y < bitmap.Width; ++y)
{
bitmap.SetPixel (x, y, Color.White);
}
}
for (int x = 0; x < bitmap.Height; ++x)
{
bitmap.SetPixel (x, x, Color.Red);
}
return bitmap;
}
}
}