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// Copyright (c) 2013-2020 Jean-Philippe Bruyère <jp_bruyere@hotmail.com>
//
// This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
using System;
using System.CodeDom.Compiler;
using System.Diagnostics;
using System.IO;
using Crow;
namespace PerfTests
{
class TestInterface : Interface
{
readonly int count = 1, updateCycles = 0;
readonly bool miliseconds = false;
readonly bool resetItors = false;
readonly bool screenOutput = false;
readonly string inDirectory = "Interfaces";//directory to test
Stream outStream;
TextWriter writer;
bool logToDisk => writer != null;
void writeHeader (TextWriter txtWriter) {
txtWriter.WriteLine ($"Crow perf test ({clientRectangle.Width} X {clientRectangle.Height}), repeat count = {count}, reset style and templates = {resetItors}");
txtWriter.WriteLine ($"git:{ThisAssembly.Git.Commit} {ThisAssembly.Git.Branch} {ThisAssembly.Git.SemVer.Major}.{ThisAssembly.Git.SemVer.Minor}.{ThisAssembly.Git.SemVer.Patch} {ThisAssembly.Git.SemVer.Label}");
}
void printHelp () {
Console.WriteLine ("Usage: PerfTests.exe [options]\n");
Console.WriteLine ("-o,--output:\n\tWrite results to output directory, if omited, results are printed to screen.");
Console.WriteLine ("-i,--input:\n\tInput directory to search recursively for '.crow' file to test.");
Console.WriteLine ("-w,--width:\n\toutput surface width, not displayed on screen.");
Console.WriteLine ("-h,--height:\n\toutput surface height, not displayed on screen.");
Console.WriteLine ("-c,--count:\n\trepeat each test 'c' times.");
Console.WriteLine ("-m,--millisec:\n\tenable measure time in milisecond, if omitted measure in ticks.");
Console.WriteLine ("-r,--reset:\n\tenable clear iterators after each test file.");
Console.WriteLine ("-u,--update:\n\tmeasure 'n' update cycle with DateTime.Now string notified.");
Console.WriteLine ("-s,--screen:\n\tenable output to screen.");
}
public TestInterface (string[] args, int width = 800, int height = 600)
: base (width, height, false, false)
{
string outDir = null;
int i = 0;
try {
while (i < args.Length) {
switch (args[i++]) {
case "-o":
case "--output":
outDir = args[i++];
break;
case "-i":
case "--input":
inDirectory = args[i++];
break;
case "-c":
case "--count":
count = int.Parse (args[i++]);
break;
case "-w":
case "--width":
clientRectangle.Width = int.Parse (args[i++]);
break;
case "-h":
case "--height":
clientRectangle.Height = int.Parse (args[i++]);
break;
case "-m":
case "--millisec":
miliseconds = true;
break;
case "-r":
case "--reset":
resetItors = true;
break;
case "-u":
case "--update":
updateCycles = int.Parse (args[i++]);
break;
case "-s":
case "--screen":
screenOutput = true;
break;
default:
throw new Exception ();
}
}
} catch (Exception) {
printHelp ();
throw;
}
if (string.IsNullOrEmpty (outDir)) {
writeHeader (Console.Out);
Console.WriteLine (new string ('-', 100));
Console.WriteLine ($"{" Path",-50}| Min | Mean | Max | Alloc(kb)| Lost(Kb) |");
} else {
string dirName = Path.IsPathRooted (outDir) ? outDir :
Path.Combine (Directory.GetCurrentDirectory (), outDir);
if (!Directory.Exists (dirName))
Directory.CreateDirectory (dirName);
string filename = "crow-" + DateTime.Now.ToString ("yyyy-MM-dd-HH-mm") +".perflog";
outStream = new FileStream (Path.Combine (dirName, filename), FileMode.Create);
writer = new StreamWriter (outStream);
writeHeader (writer);
writer.WriteLine ("Path;Min;Mean;Max;Allocated;LostMem");
}
if (screenOutput)
initSurface ();
else
surf = new Crow.Cairo.ImageSurface (Crow.Cairo.Format.Argb32, ClientRectangle.Width, ClientRectangle.Height);
Init ();
}
public void PerformTests () {
string dirName = Path.IsPathRooted (inDirectory) ? inDirectory :
Path.Combine (Directory.GetCurrentDirectory (), inDirectory);
if (!Directory.Exists (dirName))
throw new FileNotFoundException ("Input directory not found: " + dirName);
testDir (dirName);
}
protected override void Dispose (bool disposing) {
base.Dispose (disposing);
if (logToDisk) {
writer.Dispose ();
outStream.Dispose ();
}
}
long Test (string path, out long min, out long max)
{
min = long.MaxValue;
max = long.MinValue;
long total = 0;
Stopwatch sw = new Stopwatch ();
for (int i = 0; i < count; i++) {
if (updateCycles == 0) {
sw.Restart ();//dont measure load time when measuring updates
Load (path);
}else
Load (path).DataSource = this;
Update ();
while (LayoutingQueue.Count > 0)
Update ();
if (updateCycles > 0) {
sw.Restart ();
for (int j = 0; j < updateCycles; j++) {
NotifyValueChanged ("elapsed", sw.ElapsedTicks);
Update ();
while (LayoutingQueue.Count > 0)
Update ();
}
}
sw.Stop ();
ClearInterface ();
if (resetItors) {
//this.Styling.Clear ();
//this.StylingConstants.Clear ();
this.Instantiators.Clear ();
this.Templates.Clear ();
this.DefaultTemplates.Clear ();
this.DefaultValuesLoader.Clear ();
GC.Collect ();
}
if (miliseconds) {
if (sw.ElapsedMilliseconds < min)
min = sw.ElapsedMilliseconds;
if (sw.ElapsedMilliseconds > max)
max = sw.ElapsedMilliseconds;
total += sw.ElapsedMilliseconds;
} else {
if (sw.ElapsedTicks < min)
min = sw.ElapsedTicks;
if (sw.ElapsedTicks > max)
max = sw.ElapsedTicks;
total += sw.ElapsedTicks;
}
}
return total / count;
}
void testDir (string dirPath, int level = 0)
{
string label = $"{new string (' ', level * 4)}- {Path.GetFileName (dirPath)}";
if (!logToDisk)
Console.WriteLine (label, -50);
level++;
foreach (string d in Directory.GetDirectories (dirPath))
testDir (d, level);
foreach (string f in Directory.GetFiles (dirPath, "*.crow")) {
label = $"{new string (' ', level * 4)}{ Path.GetFileName (f)}";
try {
long totMemBefore = GC.GetTotalMemory (true);
long allocBefore = GC.GetTotalAllocatedBytes (true);
long mean = Test (f, out long min, out long max);
long allocAfter = GC.GetTotalAllocatedBytes (true);
long totMemAfter = GC.GetTotalMemory (true);
double allocated = (double)(allocAfter - allocBefore) / 1024.0;
double lostMem = (double)(totMemAfter - totMemBefore) / 1024.0;
if (logToDisk) {
writer.WriteLine ($"{f};{min};{mean};{max};{allocAfter - allocBefore};{totMemAfter - totMemBefore}");
} else {
if (miliseconds)
Console.WriteLine ($"{label,-50}|{min,10}|{mean,10}|{max,10}| {allocated,8:0.0} | {lostMem,8:0.0} |");
else
Console.WriteLine ($"{label,-50}|{0.001 * min,10:0.00}|{0.001 * mean,10:0.00}|{0.001 * max,10:0.00}| {allocated,8:0.0} | {lostMem,8:0.0} |");
}
} catch (Exception ex) {
if (logToDisk) {
writer.WriteLine ($"{f};{ex.Message}");
} else {
Console.WriteLine ($"{label,-50}");
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine ($"\t\t{ex.ToString()}");
Console.ResetColor ();
}
}
}
}
public static void Main (string [] args)
{
try {
using (TestInterface iface = new TestInterface (args)) {
iface.PerformTests ();
}
} catch (Exception) {
}
}
}
}
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