public void AddValuesPossibleForIndependVariable()
{
IVariable <int> x = new Variable <int>();
//TODO: factor to x.Values.Add( ) and check the array in function
x.AddValues(new[] { 2 });
Assert.AreEqual(1, x.Values.Count);
}
public void AddValuesGivesExceptionOnDependendVariables()
{
IVariable <int> x = new Variable <int>();
IVariable <int> y = new Variable <int>();
y.Arguments.Add(x);
//TODO: factor to x.Values.Add( ) and check the array in function
y.AddValues(new[] { 2 });
}
public void WriteTwoDimensionalFunctionUsingIndexFilters()
{
//writing index based now only works for adding slices..
var flow = new Variable<int>();
var x = new Variable<int>();
var y = new Variable<int>();
flow.Arguments.Add(x);
flow.Arguments.Add(y);
x.AddValues(new[] {1, 2, 3});
y.AddValues(new[] {10, 20, 30});
//we now have 3x3 array for flow..write the last 'slice'
var xIndex = new VariableIndexRangeFilter(x, 2);
var yIndex = new VariableIndexRangeFilter(y, 0, 2);
flow.SetValues(new[] {1, 2, 3}, new[] {xIndex, yIndex});
Assert.AreEqual(9, flow.Values.Count);
Assert.AreEqual(3, flow.Values[8]);
}
public void GetVariableValueFilterIndexesShouldBeFast()
{
IVariable <double> x = new Variable <double>("x");
IVariable <double> y = new Variable <double>("y");
var amount = 5000;
IList <double> allValues = new List <double>(amount);
for (int i = 0; i < amount; i++)
{
allValues.Add(i);
}
x.AddValues(allValues);
y.Arguments.Add(x);
IFunctionStore store = y.Store;
IList <double> valuesToSelect = new List <double>();
valuesToSelect.Add(allValues[0]);
valuesToSelect.Add(allValues[50]);
valuesToSelect.Add(allValues[amount - 1]);
IMultiDimensionalArray array = null;
TestHelper.AssertIsFasterThan(130,
() =>
{
for (int i = 0; i < 5000; i++)
{
array = store.GetVariableValues(x, new VariableValueFilter <double>(x, valuesToSelect));
}
});
//orig: 600ms
//now: 15ms
Assert.AreEqual(3, array.Count);
}
public void WriteTwoDimensionalFunctionUsingIndexFilters()
{
//writing index based now only works for adding slices..
var flow = new Variable <int>();
var x = new Variable <int>();
var y = new Variable <int>();
flow.Arguments.Add(x);
flow.Arguments.Add(y);
x.AddValues(new[] { 1, 2, 3 });
y.AddValues(new[] { 10, 20, 30 });
//we now have 3x3 array for flow..write the last 'slice'
var xIndex = new VariableIndexRangeFilter(x, 2);
var yIndex = new VariableIndexRangeFilter(y, 0, 2);
flow.SetValues(new[] { 1, 2, 3 }, new[] { xIndex, yIndex });
Assert.AreEqual(9, flow.Values.Count);
Assert.AreEqual(3, flow.Values[8]);
}
public void AddValuesGivesExceptionOnDependendVariables()
{
IVariable<int> x = new Variable<int>();
IVariable<int> y = new Variable<int>();
y.Arguments.Add(x);
//TODO: factor to x.Values.Add( ) and check the array in function
y.AddValues(new[] { 2 });
}
public void AddValuesPossibleForIndependVariable()
{
IVariable<int> x = new Variable<int>();
//TODO: factor to x.Values.Add( ) and check the array in function
x.AddValues(new[]{2});
Assert.AreEqual(1,x.Values.Count);
}
public void GetVariableValueFilterIndexesShouldBeFast()
{
IVariable<double> x = new Variable<double>("x");
IVariable<double> y = new Variable<double>("y");
var amount = 5000;
IList<double> allValues = new List<double>(amount);
for (int i = 0; i < amount; i++)
allValues.Add(i);
x.AddValues(allValues);
y.Arguments.Add(x);
IFunctionStore store = y.Store;
IList<double> valuesToSelect = new List<double>();
valuesToSelect.Add(allValues[0]);
valuesToSelect.Add(allValues[50]);
valuesToSelect.Add(allValues[amount-1]);
IMultiDimensionalArray array = null;
TestHelper.AssertIsFasterThan(130,
() =>
{
for (int i = 0; i < 5000; i++)
{
array = store.GetVariableValues(x,new VariableValueFilter<double>(x,valuesToSelect));
}
});
//orig: 600ms
//now: 15ms
Assert.AreEqual(3,array.Count);
}
