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using NUnit.Framework;
using System;
using System.Windows.Media.Converters;
using System.Windows.Media;
namespace MonoTests.System.Windows.Media {
[TestFixture]
public class MatrixValueSerializerTest {
const double DELTA = 0.000000001d;
void CheckMatrix (Matrix expected, Matrix actual)
{
Assert.AreEqual (expected.M11, actual.M11, DELTA);
Assert.AreEqual (expected.M12, actual.M12, DELTA);
Assert.AreEqual (expected.M21, actual.M21, DELTA);
Assert.AreEqual (expected.M22, actual.M22, DELTA);
Assert.AreEqual (expected.OffsetX, actual.OffsetX, DELTA);
Assert.AreEqual (expected.OffsetY, actual.OffsetY, DELTA);
}
[Test]
public void CanConvertFromString ()
{
var serializer = new MatrixValueSerializer ();
Assert.IsTrue (serializer.CanConvertFromString ("", null));
}
[Test]
public void CanConvertToString ()
{
var serializer = new MatrixValueSerializer ();
Assert.IsTrue (serializer.CanConvertToString (new Matrix (1, 2, 3, 4, 5 ,6), null));
Assert.IsFalse (serializer.CanConvertToString ("", null));
}
[Test]
public void ConvertFromString ()
{
var serializer = new MatrixValueSerializer ();
object obj = serializer.ConvertFromString ("1, 2, 3, 4, 5 ,6", null);
Assert.AreEqual (typeof (Matrix), obj.GetType ());
CheckMatrix (new Matrix (1, 2, 3, 4, 5, 6), (Matrix)obj);
}
[Test]
public void RoundTripConvert()
{
var serializer = new MatrixValueSerializer ();
var matrix = new Matrix (1.1, 2.2, 3.3, 4.4, 5.5, 6.6);
var obj = serializer.ConvertFromString (serializer.ConvertToString (matrix, null), null);
CheckMatrix (matrix, (Matrix)obj);
}
[Test]
[ExpectedException (typeof (FormatException))]
public void ConvertFromStringShouldThrowExceptionWhenStringHasInvalidFormat ()
{
var serializer = new MatrixValueSerializer ();
serializer.ConvertFromString ("a,b,c,d,e,f", null);
}
[Test]
[ExpectedException (typeof (NotSupportedException))]
public void ConvertFromStringShouldThrowExceptionWhenStringIsNull ()
{
var serializer = new MatrixValueSerializer ();
serializer.ConvertFromString (null, null);
}
[Test]
[ExpectedException (typeof (NotSupportedException))]
public void ConvertToStringShouldThrowExceptionWhenInvalidType ()
{
var serializer = new MatrixValueSerializer ();
serializer.ConvertToString (10, null);
}
}
}
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