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using NUnit.Framework;
using System;
using System.Globalization;
using System.Windows.Media;
namespace MonoTests.System.Windows.Media {
[TestFixture]
public class MatrixConverterTest {
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 CanConvertFrom ()
{
var conv = new MatrixConverter ();
Assert.IsTrue (conv.CanConvertFrom (typeof (string)));
Assert.IsFalse (conv.CanConvertFrom (typeof (Matrix)));
}
[Test]
public void CanConvertTo ()
{
var conv = new MatrixConverter ();
Assert.IsTrue (conv.CanConvertTo (typeof (string)));
Assert.IsFalse (conv.CanConvertTo (typeof (Matrix)));
}
[Test]
public void ConvertFrom ()
{
var conv = new MatrixConverter ();
object obj = conv.ConvertFrom ("1, 2, 3, 4, 5, 6");
Assert.AreEqual (typeof (Matrix), obj.GetType ());
CheckMatrix (new Matrix (1, 2, 3, 4, 5, 6), (Matrix)obj);
}
[Test]
[ExpectedException (typeof (NotSupportedException))]
public void ConvertFromInvalidType ()
{
var conv = new MatrixConverter ();
conv.ConvertFrom (new Matrix (10, 20, 30, 40, 50, 60));
}
[Test]
public void ConvertTo ()
{
var conv = new MatrixConverter ();
var matrix = new Matrix (1, 2, 3, 4, 5, 6);
object obj = conv.ConvertTo (null, CultureInfo.InvariantCulture, matrix, typeof (string));
Assert.AreEqual (typeof (string), obj.GetType ());
Assert.AreEqual ("1,2,3,4,5,6", (string)obj);
}
}
}