public void TestMultiply()
{
var testMatrix1 = new TransformationTester(new decimal[, ]
{
{ 1, 2, 3 },
{ 11, 12, 13 },
{ 21, 22, 23 }
});
var testMatrix2 = new TransformationTester(new decimal[, ]
{
{ 31, 32, 33 },
{ 34, 35, 36 },
{ 37, 38, 39 }
});
var testMatrix3 = testMatrix1.Multiply(testMatrix2);
Assert.That(testMatrix3.GetM(),
Is.EqualTo(new[, ]
{
{ 210, 216, 222 },
{ 1230, 1266, 1302 },
{ 2250, 2316, 2382 }
}));
}
public void TestConstructor()
{
var testMatrix = new TransformationTester();
// Make sure we've initialized to the identity matrix
Assert.That(testMatrix.GetM(),
Is.EqualTo(new[, ]
{
{ 1, 0, 0 },
{ 0, 1, 0 },
{ 0, 0, 1 }
}));
}
public void TestTransform()
{
var testMatrix = new TransformationTester(new decimal[, ]
{
{ 1, 2, 3 },
{ 11, 12, 13 },
{ 21, 22, 23 }
});
var transformed = testMatrix.Transform(new decimal[] { 67, 45, 33 });
Assert.That(transformed, Is.EqualTo(new[] { 256, 1706, 3156 }));
}
public void TestSetRow()
{
var testMatrix = new TransformationTester();
testMatrix.SetRow(1, new decimal[] { 4, 5, 6 });
Assert.That(testMatrix.GetM(),
Is.EqualTo(new[, ]
{
{ 1, 0, 0 },
{ 4, 5, 6 },
{ 0, 0, 1 }
}));
}
public void TestConstructorWithValues()
{
var testMatrix = new TransformationTester(new decimal[, ]
{
{ 11, 12, 13 },
{ 21, 22, 23 },
{ 31, 32, 33 }
});
Assert.That(testMatrix.GetM(),
Is.EqualTo(new[, ]
{
{ 11, 12, 13 },
{ 21, 22, 23 },
{ 31, 32, 33 }
}));
}
public void TestCopy()
{
var testMatrix = new TransformationTester(new decimal[, ]
{
{ 1, 2, 3 },
{ 11, 12, 13 },
{ 21, 22, 23 }
});
var copyMatrix = testMatrix.Copy();
Assert.That(!ReferenceEquals(testMatrix, copyMatrix), "Copy matrix is a shallow copy!");
Assert.That(copyMatrix.GetM(),
Is.EqualTo(new[, ]
{
{ 1, 2, 3 },
{ 11, 12, 13 },
{ 21, 22, 23 }
}));
}
