/// <summary>
/// Similar to Benchmark.net's Benchmarker.Run.
/// Benchmarks each method on the given class with the [Benchmark] attribute.
/// Less accurate but much faster to complete than Benchmark.net runs.
/// </summary>
/// <param name="typeWithBenchmarkMethods">Type containing methods to benchmark</typeparam>
/// <param name="settings">Measurement settings, or null for defaults</param>
public void Run(Type typeWithBenchmarkMethods)
{
Dictionary <string, Action> benchmarkMethods = BenchmarkReflector.BenchmarkMethods <Action>(typeWithBenchmarkMethods);
foreach (var method in benchmarkMethods)
{
Run(method.Key, method.Value);
}
}
/// <summary>
/// For each file in inputPath, load into an ArgumentClass with loader(),
/// then run each [Benchmark] method on operationsClass and report the results.
/// </summary>
/// <typeparam name="ArgumentClass">Object Model type each file turns into.</typeparam>
/// <param name="operationsClass">Class containing [Benchmark] methods which take the ArgumentClass type</param>
/// <param name="inputPath">Folder Path or single File Path which can be loaded into ArgumentClass</param>
/// <param name="loader">Method which takes a file path and loads into an ArgumentClass intance</param>
public static void RunFiles <ArgumentClass>(Type operationsClass, string inputPath, Func <string, ArgumentClass> loader)
{
// Find all [Benchmark] methods which take an ArgumentClass.
Dictionary <string, Action <ArgumentClass> > benchmarkMethods = BenchmarkReflector.BenchmarkMethods <Action <ArgumentClass> >(operationsClass);
List <TableCell> columns = new List <TableCell>()
{
new TableCell("File"),
new TableCell("Size", Align.Right),
new TableCell("Load", Align.Right),
new TableCell("RAM", Align.Right, TableColor.Green)
};
foreach (string key in benchmarkMethods.Keys)
{
columns.Add(new TableCell(key, Align.Right, TableColor.Green));
}
ConsoleTable table = new ConsoleTable(columns.ToArray());
foreach (string filePath in FilesForPath(inputPath))
{
long fileLengthBytes = new FileInfo(filePath).Length;
ArgumentClass instance = default(ArgumentClass);
List <TableCell> row = new List <TableCell>();
// Use the loader to load the file; log name, size, load rate.
MeasureResult load = Measure.Operation(() => instance = loader(filePath), MeasureSettings.Load);
row.Add(TableCell.String(Path.GetFileName(filePath)));
row.Add(TableCell.Size(fileLengthBytes));
row.Add(TableCell.Rate(fileLengthBytes, load.SecondsPerIteration));
row.Add(TableCell.Size(load.AddedMemoryBytes));
// Log action time per operation.
foreach (string key in benchmarkMethods.Keys)
{
Action <ArgumentClass> operation = benchmarkMethods[key];
MeasureResult opResult = Measure.Operation(() => operation(instance));
row.Add(TableCell.Time(opResult.SecondsPerIteration));
}
table.AppendRow(row);
}
}
