/// <summary>
/// Gets the response time (in millisec) for the engine to process the given file.
/// </summary>
/// <param name="filePath">The file you are testing</param>
/// <returns>measurement in milliseconds</returns>
internal static long GetResponseTimeForFile(IContentScanner scanner, string filePath, ProcessLevel level, RunAt runAt)
{
using (var cs = new ContractSerialization())
{
Request request = cs.LoadRequest(filePath);
Response response = null;
TimeSpan timeSpan = Measure(delegate()
{
response = scanner.Scan(request, null, level, runAt);
});
AssertValidResponse(response); //Essential to validate, but it should not be part of what is timed.
return Convert.ToInt64(timeSpan.TotalMilliseconds);
}
}
internal static ResultStat[] MeasureFolder(IContentScanner scanner, string basePath, ProcessLevel scanLevel, RunAt runAt)
{
FileInfo[] requestFiles = new DirectoryInfo(basePath).GetFiles("*.xml", SearchOption.AllDirectories);
Assert.IsTrue(requestFiles.Length > 0);
List<ResultStat> resultStats = new List<ResultStat>();
//do it twice, take the second result.
for (int i = 0; i < 2; ++i)
{
long totalBytes = 0;
List<long> results = new List<long>();
foreach (FileInfo requestFile in requestFiles)
{
long responseTime = PerfTestHelp.GetResponseTimeForFile(scanner, requestFile.FullName, scanLevel, runAt);
results.Add(responseTime);
totalBytes += PerfTestHelp.GetRequestSizeInBytes(requestFile);
}
//JIT paranoia.
//For consistency, disregard the first iteration of every test.
if (i > 0)
{
long totalMillisec = 0;
results.ForEach(delegate(long responseTime) { totalMillisec += responseTime; });
resultStats.Add(new ResultStat(totalMillisec, requestFiles.Length, totalBytes));
}
}
return resultStats.ToArray();
}
