public static void XTable_All(string configurationLine, int expectedRowCount, string[] requiredColumns = null)
{
SampleDatabase.EnsureBuilt();
int requiredColumnCount = (requiredColumns == null ? 0 : requiredColumns.Length);
long actualRowCount;
using (CancellationTokenSource source = new CancellationTokenSource())
{
IXTable pipeline = null;
ValidatingTable innerValidator = null;
CancellationToken token = source.Token;
try
{
pipeline = SampleDatabase.XDatabaseContext.Load("WebRequest");
innerValidator = new ValidatingTable(pipeline);
pipeline = SampleDatabase.XDatabaseContext.Query(configurationLine, innerValidator);
// Run without requesting any columns. Validate.
actualRowCount = pipeline.RunWithoutDispose(token).RowCount;
Assert.AreEqual(expectedRowCount, actualRowCount, "XTable should return correct count with no requested columns.");
// Reset; Request all columns. Validate.
pipeline.Reset();
pipeline = SampleDatabase.XDatabaseContext.Query("write \"Sample.output.csv\"", pipeline);
actualRowCount = pipeline.RunWithoutDispose(token).RowCount;
}
finally
{
if (pipeline != null)
{
pipeline.Dispose();
pipeline = null;
if (innerValidator != null)
{
Assert.IsTrue(innerValidator.DisposeCalled, "Source must call Dispose on nested sources.");
}
}
}
}
}
public ValidatingColumn(ValidatingTable table, IXColumn column)
{
_table = table;
_column = column;
}
