public void Must_perform_acceptably()
{
var sourceFoo = new Foo
{
A = "SourceA",
B = "SourceB",
C = 1,
RefType = new SimpleRefType
{
Id = Guid.NewGuid()
}
};
const int numberOfMappings = 10000000;
var systemUnderTest = new DefaultAdapterFactory <Foo, IBar>();
var milliseconds = (long)StopwatchContext.Timed(() =>
{
for (int i = 0; i < numberOfMappings; i++)
{
IBar bar = systemUnderTest.Create(sourceFoo);
// ReSharper disable UnusedVariable
string a = bar.A;
string b = bar.B;
int c = bar.C;
SimpleRefType refType = bar.RefType;
// ReSharper restore UnusedVariable
}
}).TotalMilliseconds;
Console.WriteLine("{0:0.000000000000000}", milliseconds / numberOfMappings);
}
public void Must_perform_acceptably()
{
var sourceFoo = new Foo();
var targetBar = new Bar();
sourceFoo.A = "SourceA";
sourceFoo.B = "SourceB";
sourceFoo.C = 1;
sourceFoo.RefType = new SimpleRefType
{
Id = Guid.NewGuid()
};
targetBar.likeA = "WrongA";
targetBar.likeB = "WrongB";
targetBar.likeC = 0;
targetBar.likeRefType = null;
var systemUnderTest = new FooBarMapper();
var milliseconds = (long)StopwatchContext.Timed(() =>
{
for (int i = 0; i < 10000000; i++)
{
systemUnderTest.Map(sourceFoo, targetBar);
}
}).TotalMilliseconds;
Console.WriteLine(milliseconds);
}
public void Must_perform_acceptably()
{
var sourceFoo = new Foo();
var targetBar = new Bar();
sourceFoo.A = "SourceA";
sourceFoo.B = "SourceB";
sourceFoo.C = 1;
sourceFoo.RefType = new SimpleRefType
{
Id = Guid.NewGuid()
};
targetBar.A = "WrongA";
targetBar.B = "WrongB";
targetBar.C = 0;
targetBar.RefType = null;
const int numberOfMappings = 10000000;
var systemUnderTest = new DefaultMapper <Foo, Bar>();
var milliseconds = (long)StopwatchContext.Timed(() =>
{
for (int i = 0; i < numberOfMappings; i++)
{
systemUnderTest.Map(sourceFoo, targetBar);
}
}).TotalMilliseconds;
Console.WriteLine("{0:0.000000000000000}", milliseconds / numberOfMappings);
}
public void Must_perform_acceptably()
{
var configuration = new MappingConfiguration <Foo, IFooView>();
configuration.Map(view => view.Name).From(foo => foo.Name);
configuration.Map(view => view.Id).From(foo => foo.Id);
configuration.Map(view => view.Factor).From(foo => foo.Factor);
IAdapterFactory <Foo, IFooView> systemUnderTest = AdapterFactoryGenerator.Instance.Generate <Foo, IFooView>(configuration.Mappings);
// Delay to allow CPU and I/O to drop
Thread.Sleep(TimeSpan.FromSeconds(2));
var foo1 = new Foo("test foo", Guid.NewGuid(), 1);
const int numberOfInstances = 2000000;
var mappingServiceMs = (long)StopwatchContext.Timed(
() =>
{
for (int i = 0; i < numberOfInstances; i++)
{
systemUnderTest.Create(foo1);
}
}).TotalMilliseconds;
// ReSharper disable ImplicitlyCapturedClosure
var hardCodedMs = (long)StopwatchContext.Timed(
() =>
// ReSharper restore ImplicitlyCapturedClosure
{
for (int i = 0; i < numberOfInstances; i++)
{
// ReSharper disable ObjectCreationAsStatement
new HardCodedFooAdapter(foo1);
// ReSharper restore ObjectCreationAsStatement
}
}).TotalMilliseconds;
double mappingServicePerInstanceSeconds = (mappingServiceMs / 1000.0) / numberOfInstances;
double hardCodedPerInstanceSeconds = (hardCodedMs / 1000.0) / numberOfInstances;
double performanceDifference = mappingServiceMs / (double)hardCodedMs;
Console.WriteLine("Generated Adapter: {0:0.0000000000000}s per instance, {1:0.000}s total, {2} instances.", mappingServicePerInstanceSeconds, mappingServiceMs / 1000.0, numberOfInstances);
Console.WriteLine("Hard-coded Adapter: {0:0.0000000000000}s per instance, {1:0.000}s total, {2} instances.", hardCodedPerInstanceSeconds, hardCodedMs / 1000.0, numberOfInstances);
Console.WriteLine();
Console.WriteLine("Relative time for generated version: {0:00.00}x slower", performanceDifference);
Console.WriteLine("Cost per 100 instances as percentage of 50ms page load: {0:000.000000}%", ((mappingServicePerInstanceSeconds * 100) / 0.050) * 100.0);
Assert.That(performanceDifference, Is.LessThan(30.0));
}