public void Execute_StandardRsColumnNameAndVariable_CorrectExtension()
{
var args = new ObjectsResultSetResolverArgs(new[] { new object[] { "Alpha", 1, 2 }, new object[] { "Beta", 3, 2 }, new object[] { "Gamma", 5, 7 } });
var resolver = new ObjectsResultSetResolver(args);
var rs = resolver.Execute();
rs.Columns[0].ColumnName = "a";
rs.Columns[1].ColumnName = "b";
rs.Columns[2].ColumnName = "c";
var extender = new NCalcExtendEngine(
new ServiceLocator(),
new Context(new Dictionary <string, ITestVariable> {
{ "myVar", new GlobalVariable(new LiteralScalarResolver <decimal>(2)) }
}),
new ColumnNameIdentifier("d"),
"[@myVar] * [b] * [c]"
);
var newRs = extender.Execute(rs);
Assert.That(newRs.Columns.Count, Is.EqualTo(4));
Assert.That(newRs.Columns[3].ColumnName, Is.EqualTo("d"));
Assert.That(newRs.Rows[0][3], Is.EqualTo(4));
Assert.That(newRs.Rows[1][3], Is.EqualTo(12));
Assert.That(newRs.Rows[2][3], Is.EqualTo(70));
}
public void Execute_ManyTimes_Performances(int count)
{
var rows = new List <object[]>();
for (int i = 0; i < count; i++)
{
rows.Add(new object[] { i, i + 1 });
}
var args = new ObjectsResultSetResolverArgs(rows.ToArray());
var resolver = new ObjectsResultSetResolver(args);
var rs = resolver.Execute();
rs.Columns[0].ColumnName = "a";
rs.Columns[1].ColumnName = "b";
var stopWatch = new Stopwatch();
stopWatch.Start();
var extender = new NCalcExtendEngine(
new ServiceLocator(),
new Context(null),
new ColumnNameIdentifier("c"),
"[b] - [a] + Max(a,b) - Sin(a)"
);
var newRs = extender.Execute(rs);
stopWatch.Stop();
Assert.That(stopWatch.ElapsedMilliseconds, Is.LessThanOrEqualTo(5000));
}
public void Execute_StandardRsColumnOrdinal_CorrectExtension()
{
var args = new ObjectsResultSetResolverArgs(new[] { new object[] { "Alpha", 1, 2 }, new object[] { "Beta", 3, 2 }, new object[] { "Gamma", 5, 7 } });
var resolver = new ObjectsResultSetResolver(args);
var rs = resolver.Execute();
var extender = new NCalcExtendEngine(
new ServiceLocator(),
new Context(null),
new ColumnOrdinalIdentifier(3),
"[#1] * [#2]"
);
var newRs = extender.Execute(rs);
Assert.That(newRs.Columns.Count, Is.EqualTo(4));
Assert.That(newRs.Rows[0][3], Is.EqualTo(2));
Assert.That(newRs.Rows[1][3], Is.EqualTo(6));
Assert.That(newRs.Rows[2][3], Is.EqualTo(35));
}