public void TestArrayData()
{
ArrayDataSet data = new ArrayDataSet();
data.FromFile("Test/array-data.txt");
Assert.AreEqual(5, data.NumColumns);
Assert.AreEqual(3, data.NumRows);
}
/// <summary>
/// Default constructor.
/// </summary>
public TestAxes3D()
: base()
{
// make the array data set
arrayData = new ArrayDataSet(1024, 4);
Random rand = new Random();
for (int r = 0; r < arrayData.NumRows; r++)
{
arrayData[r, 0] = rand.NextDouble() * 2 * Math.PI;
arrayData[r, 1] = rand.NextDouble() * Math.PI;
arrayData[r, 2] = Math.Sin(arrayData[r, 0]) * Math.Cos(arrayData[r, 1]);
arrayData[r, 3] = arrayData[r, 0] + arrayData[r, 1];
}
arrayData[512, 2] = Double.NaN; // just to test out the handling of NaN
arrayData.SetColumnName(0, "x");
arrayData.SetColumnName(1, "y");
arrayData.SetColumnName(2, "sin(x)*cos(y)");
arrayData.SetColumnName(3, "x + y");
// add an axes box and plot
pointPlot = new PointPlot(this);
pointPlot.DataSet = arrayData;
pointPlot.Shape = PlotShape.Square;
}
public void TestMissingCells()
{
ArrayDataSet data = new ArrayDataSet();
data.FromFile("Test/array-data-missing.txt");
Assert.AreEqual(3, data.NumColumns);
Assert.AreEqual(32, data.NumRows);
Assert.IsTrue(Double.IsNaN(data[7, 1]));
}
public void TestHmsTime()
{
ArrayDataSet data = new ArrayDataSet();
data.FromFile("Test/array-data-hms.txt");
Assert.AreEqual(5, data.NumColumns);
Assert.AreEqual(338, data.NumRows);
Assert.AreEqual(34283.1, data[1,0]);
}
public void TestParseBits()
{
ArrayDataSet data = new ArrayDataSet();
data.FromFile("Test/array-data-byte.csv");
data.ParseBits("one byte");
Assert.AreEqual(11, data.NumColumns);
Assert.AreEqual(256, data.NumRows);
// test the column naming
Assert.AreEqual("one byte bit0", data.GetColumnName(3));
Assert.AreEqual("one byte bit1", data.GetColumnName(4));
Assert.AreEqual("one byte bit2", data.GetColumnName(5));
// check the range of the computed values
double min, max;
data.ColumnMinMax(6, out min, out max);
Assert.AreEqual(0, min);
Assert.AreEqual(1, max);
// test some actual values
Assert.AreEqual(1, data[7, 4]);
}
/// <summary>
/// Default constructor.
/// </summary>
public TestAxes2D()
: base()
{
// make the array data set
arrayData = new ArrayDataSet(1024*1, 4);
double dt = 0.02; // time step
for (int r = 0; r < arrayData.NumRows; r++)
{
double t = r * dt;
arrayData[r, 0] = t;
arrayData[r, 1] = Math.Sin(t) * 10;
arrayData[r, 2] = Math.Cos(t*2) * t;
arrayData[r, 3] = 0;
}
arrayData.SetColumnName(0, "time");
arrayData.SetColumnName(1, "10*sin(t)");
arrayData.SetColumnName(2, "cos(2t)*t");
arrayData.SetColumnName(3, "zero");
// add a plot
pointPlot1 = new PointPlot(this);
pointPlot1.DataSet = arrayData;
pointPlot1.Columns[2] = 1;
pointPlot1.Shape = PlotShape.Square;
pointPlot1.LineVisible = true;
// add a plot
pointPlot2 = new PointPlot(this);
pointPlot2.DataSet = arrayData;
pointPlot2.Shape = PlotShape.Circle;
pointPlot2.Color = new Color(0, 1f, 0);
pointPlot2.LineVisible = true;
pointPlot2.LineWidth = 1;
}
public void TestWriting()
{
ArrayDataSet data = new ArrayDataSet();
data.FromFile("Test/array-data-missing.txt");
data.ToFile("Test/array-data-out.txt");
}
