public void ApplyTest()
{
DataTable table = new DataTable("myData");
table.Columns.Add("Double", typeof(double));
table.Columns.Add("Integer", typeof(int));
table.Columns.Add("Boolean", typeof(bool));
table.Rows.Add(4.20, 42, true);
table.Rows.Add(-3.14, -17, false);
table.Rows.Add(21.00, 0, false);
Projection target = new Projection("Integer", "Boolean");
DataTable actual = target.Apply(table);
Assert.AreEqual(2, actual.Columns.Count);
Assert.AreEqual(3, actual.Rows.Count);
Assert.AreEqual("Integer", actual.Columns[0].ColumnName);
Assert.AreEqual("Boolean", actual.Columns[1].ColumnName);
}
public void ApplyTest()
{
DataTable table = CreateTable();
// Show the start data
// DataGridBox.Show(table);
// Create a new data projection (column) filter
var filter = new Projection("Floors", "Finished");
// Apply the filter and get the result
DataTable result = filter.Apply(table);
// Show it
// DataGridBox.Show(result);
Assert.AreEqual(2, result.Columns.Count);
Assert.AreEqual(5, result.Rows.Count);
Assert.AreEqual("Floors", result.Columns[0].ColumnName);
Assert.AreEqual("Finished", result.Columns[1].ColumnName);
}
