public void Replicate_NegativeRepeats_ThrowException()
{
// arrange
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 2 * 3, 1).Reshape(new[] { 2, 3 });
// action
var result = NdArrayOperator <int> .Replicate(0, -10, input);
}
public void Concat_AxisOutOfrangeCase1_ThrowException()
{
// arrange
const int ConcatAxis = 3;
var inputs = new NdArray <int>[] { NdArray <int> .Zeros(HostDevice.Instance, new[] { 1, 1 }) };
// action
NdArrayOperator <int> .Concat(ConcatAxis, inputs);
}
public void Concat_EmptyInput_ThrowException()
{
// arrange
const int DummyAxis = 1;
var emptyInputs = new NdArray <int>[] { };
// action
NdArrayOperator <int> .Concat(DummyAxis, emptyInputs);
}
public void Diag_OneDimensionalArray_ThrowException()
{
// arrange
var device = HostDevice.Instance;
var input = NdArray <int> .Arange(device, 0, 9, 1);
// action
var diag = NdArrayOperator <int> .Diag(input);
}
public void Diff_Scalar_ThrowException()
{
// arrange
const int DummyValue = 3;
var input = NdArray <int> .Scalar(HostDevice.Instance, DummyValue);
// action
var diagMat = NdArrayOperator <int> .Diff(input);
}
public void DiagMatAxis_InvalidAxis()
{
// arrange
var axis1 = 1;
var axis2 = 3;
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 10, 1).Reshape(new[] { 2, 5 });
// action
var diagMat = NdArrayOperator <int> .DiagMatAxis(axis1, axis2, input);
}
public void Replicate()
{
// arrange
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 2 * 3, 1).Reshape(new[] { 2, 3 });
// action
var result = NdArrayOperator <int> .Replicate(0, 10, input);
// assert
CollectionAssert.AreEqual(new[] { 20, 3 }, result.Shape);
}
public void Diff()
{
// arrange
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 9, 1).Reshape(new[] { 3, 3 });
// action
var result = NdArrayOperator <int> .Diff(input);
// assert
CollectionAssert.AreEqual(new[] { 3, 2 }, result.Shape);
}
public void DiagMat()
{
// arrange
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 3, 1);
// action
var diagMat = NdArrayOperator <int> .DiagMat(input);
// assert
CollectionAssert.AreEqual(new[] { 3, 3 }, diagMat.Shape);
}
public void DiagAxis()
{
// arrange
var device = HostDevice.Instance;
var input = NdArray <int> .Zeros(device, new[] { 4, 3, 3, 5 });
// action
var diag = NdArrayOperator <int> .DiagAxis(1, 2, input);
// assert
CollectionAssert.AreEqual(new[] { 4, 3, 5 }, diag.Shape);
}
public void Copy_ColumnMajor()
{
// arrange
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 10, 1).Reshape(new[] { 2, 5 });
// action
var copy = NdArrayOperator <int> .Copy(input, Order.ColumnMajor);
// assert
CollectionAssert.AreEqual(new[] { 2, 5 }, copy.Shape);
CollectionAssert.AreEqual(new[] { 1, 2 }, copy.Layout.Stride);
}
public void DiagMatAxis()
{
// arrange
var axis1 = 0;
var axis2 = 1;
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 12, 1).Reshape(new[] { 4, 3 });
// action
var diagMat = NdArrayOperator <int> .DiagMatAxis(axis1, axis2, input);
// assert
CollectionAssert.AreEqual(new[] { 4, 4, 3 }, diagMat.Shape);
}
public void Concat_DifferntShapes_ThrowException()
{
// arrange
const int ConcatAxis = 1;
var inputs = new NdArray <int>[]
{
NdArray <int> .Zeros(HostDevice.Instance, new[] { 1, 1 }),
NdArray <int> .Zeros(HostDevice.Instance, new[] { 2, 1 })
};
// action
NdArrayOperator <int> .Concat(ConcatAxis, inputs);
}
public void Diag()
{
// arrange
var device = HostDevice.Instance;
var input = NdArray <int> .Arange(device, 0, 9, 1).Reshape(new[] { 3, 3 });
// action
var diag = NdArrayOperator <int> .Diag(input);
// assert
Assert.AreEqual(0, diag[0].Value);
Assert.AreEqual(4, diag[1].Value);
Assert.AreEqual(8, diag[2].Value);
}
public void Transpos()
{
// arrange
var input = NdArray <int> .Arange(HostDevice.Instance, 0, 4, 1).Reshape(new[] { 2, 2 });
// action
var result = NdArrayOperator <int> .Transpos(input);
// assert
Assert.AreEqual(0, result[new[] { 0, 0 }]);
Assert.AreEqual(1, result[new[] { 1, 0 }]);
Assert.AreEqual(2, result[new[] { 0, 1 }]);
Assert.AreEqual(3, result[new[] { 1, 1 }]);
}
public void Concat()
{
// arrange
const int ConcatAxis = 1;
var inputs = new NdArray <int>[]
{
NdArray <int> .Zeros(HostDevice.Instance, new[] { 4, 28 }),
NdArray <int> .Zeros(HostDevice.Instance, new[] { 4, 15 }),
NdArray <int> .Zeros(HostDevice.Instance, new[] { 4, 10 })
};
// action
var concat = NdArrayOperator <int> .Concat(ConcatAxis, inputs);
// assert
CollectionAssert.AreEqual(new[] { 4, 53 }, concat.Shape);
}