public void AverageTimeSpanTest()
{
var sum = new SubtotalSummaryFunc("average", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetCalculateDelegate = type => (e.Compile());
sum.DataSource = new DataSource(new object[] { new Test(TimeSpan.FromHours(1)), new Test(TimeSpan.FromHours(2)), new Test(TimeSpan.FromHours(3)) });
sum.Calculate(sum.DataSource).Should().Be(TimeSpan.FromHours(2));
}
public void SumIntTest()
{
var sum = new SubtotalSummaryFunc("sum", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetCalculateDelegate = type => e.Compile();
sum.DataSource = new DataSource(new object[] { new Test(1), new Test(2), new Test(3) });
sum.Calculate(sum.DataSource).Should().Be(6);
}
public void AverageDoubleTest()
{
var sum = new SubtotalSummaryFunc("average", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetCalculateDelegate = type => (e.Compile());
sum.DataSource = new DataSource(new object[] { new Test(1.5), new Test(2d), new Test(3.5), new Test(4.5) });
sum.Calculate(sum.DataSource).Should().Be(2.875);
}
public void StDevDoubleTest()
{
var sum = new SubtotalSummaryFunc("stdev", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetCalculateDelegate = type => (e.Compile());
sum.DataSource = new DataSource(new object[] { new Test(10d), new Test(20d), new Test(30d), new Test(40d), new Test(50d), new Test(60d), new Test(70d) });
((double)sum.Calculate(sum.DataSource)).Should().BeInRange(21.6, 21.61);
}
public void MinDateTimeTest()
{
var sum = new SubtotalSummaryFunc("min", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetCalculateDelegate = type => (e.Compile());
sum.DataSource = new DataSource(new object[] { new Test(new DateTime(2017, 01, 01)), new Test(new DateTime(2016, 01, 01)), new Test(new DateTime(2018, 01, 01)) });
sum.Calculate(sum.DataSource).Should().Be(new DateTime(2016, 01, 01));
}
public void AverageIntTest()
{
var sum = new SubtotalSummaryFunc("average", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetExpression = type => (e);
sum.DataSource = new DataSource(new object[] { new Test(1), new Test(2), new Test(3) });
sum.Calculate(sum.DataSource).Should().Be(2);
}
public void SumTimeSpanTest()
{
var sum = new SubtotalSummaryFunc("sum", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetExpression = type => (e);
sum.DataSource = new DataSource(new object[] { new Test(TimeSpan.FromHours(1)), new Test(TimeSpan.FromHours(2)), new Test(TimeSpan.FromHours(3)) });
sum.Calculate(sum.DataSource).Should().Be(TimeSpan.FromHours(6));
}
public void SumDoubleTest()
{
var sum = new SubtotalSummaryFunc("sum", 1);
Expression <Func <Test, object> > e = o => o.val;
sum.GetExpression = type => (e);
sum.DataSource = new DataSource(new object[] { new Test(1.5), new Test(2d), new Test(3.5) });
sum.Calculate(sum.DataSource).Should().Be(7d);
}
public SubtotalSummaryFunc GetFunc()
{
var func = new SubtotalSummaryFunc(Name, Column);
if (HasParameter("Over"))
{
func.GetExpression = type =>
{
var par = Expression.Parameter(type, "item");
return(DynamicExpressionParser.ParseLambda(new[] { par }, null, GetParameter("Over")));
}
}
;
func.DataSource = DataSource;
return(func);
}
}
