From 352b361691cf629e3934b5c22a160644d192b622 Mon Sep 17 00:00:00 2001
From: Sergey Konovalov <Sergey.Konovalov@onlyoffice.com>
Date: Mon, 30 Oct 2023 13:59:14 +0300
Subject: [PATCH] [test] Add fixImageExifRotation.js performance test

---
 package.json                       |   1 +
 tests/perf/fixImageExifRotation.js | 127 +++++++++++++++++++++++++++++
 2 files changed, 128 insertions(+)
 create mode 100644 tests/perf/fixImageExifRotation.js

diff --git a/package.json b/package.json
index f652cd93..f462af5a 100644
--- a/package.json
+++ b/package.json
@@ -69,6 +69,7 @@
   },
   "scripts": {
     "perf-expired": "cd ./DocService&& cross-env NODE_ENV=development-windows NODE_CONFIG_DIR=../Common/config node ../tests/perf/checkFileExpire.js",
+    "perf-exif": "cd ./DocService&& cross-env NODE_ENV=development-windows NODE_CONFIG_DIR=../Common/config node ../tests/perf/fixImageExifRotation.js",
     "unit tests": "cd ./DocService && jest unit --config=../tests/jest.config.js",
     "integration tests": "cd ./DocService && jest integration --config=../tests/jest.config.js",
     "tests": "cd ./DocService && jest --inject-globals=false --config=../tests/jest.config.js"
diff --git a/tests/perf/fixImageExifRotation.js b/tests/perf/fixImageExifRotation.js
new file mode 100644
index 00000000..f2dd2ba3
--- /dev/null
+++ b/tests/perf/fixImageExifRotation.js
@@ -0,0 +1,127 @@
+/*
+ * (c) Copyright Ascensio System SIA 2010-2023
+ *
+ * This program is a free software product. You can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License (AGPL)
+ * version 3 as published by the Free Software Foundation. In accordance with
+ * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect
+ * that Ascensio System SIA expressly excludes the warranty of non-infringement
+ * of any third-party rights.
+ *
+ * This program is distributed WITHOUT ANY WARRANTY; without even the implied
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For
+ * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
+ *
+ * You can contact Ascensio System SIA at 20A-6 Ernesta Birznieka-Upish
+ * street, Riga, Latvia, EU, LV-1050.
+ *
+ * The  interactive user interfaces in modified source and object code versions
+ * of the Program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU AGPL version 3.
+ *
+ * Pursuant to Section 7(b) of the License you must retain the original Product
+ * logo when distributing the program. Pursuant to Section 7(e) we decline to
+ * grant you any rights under trademark law for use of our trademarks.
+ *
+ * All the Product's GUI elements, including illustrations and icon sets, as
+ * well as technical writing content are licensed under the terms of the
+ * Creative Commons Attribution-ShareAlike 4.0 International. See the License
+ * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
+ *
+ */
+
+'use strict';
+
+const {
+  createHistogram,
+  performance,
+  PerformanceObserver,
+} = require('node:perf_hooks');
+
+const { readdir, mkdir, readFile, writeFile } = require("node:fs/promises");
+const path = require("path");
+// const Jimp = require('Jimp');
+const utils = require('./../../Common/sources/utils');
+const operationContext = require('./../../Common/sources/operationContext');
+const docsCoServer = require("./../../DocService/sources/DocsCoServer");
+
+let ctx = operationContext.global;
+
+let histograms = {};
+
+async function beforeStart() {
+  let timerify = function (func) {
+    let histogram = createHistogram();
+    histograms[func.name] = histogram;
+    return performance.timerify(func, {histogram: histogram});
+  }
+  docsCoServer.fixImageExifRotation = timerify(docsCoServer.fixImageExifRotation);
+  // Jimp.read = timerify(Jimp.read);
+
+  const obs = new PerformanceObserver((list) => {
+    const entries = list.getEntries();
+    entries.forEach((entry) => {
+      let duration = Math.round(entry.duration * 1000) / 1000;
+      console.log(`${entry.name}:${duration}ms`);
+    });
+  });
+  obs.observe({ entryTypes: ['function']});
+}
+
+async function beforeEnd() {
+  let logHistogram = function (histogram, name) {
+    let mean = Math.round(histogram.mean / 1000) / 1000;
+    let min = Math.round(histogram.min / 1000) / 1000;
+    let max = Math.round(histogram.max / 1000) / 1000;
+    let count = histogram.count;
+    ctx.logger.info(`histogram ${name}: count=${count}, mean=${mean}ms, min=${min}ms, max=${max}ms`);
+  }
+  await utils.sleep(1000);
+  for (let name in histograms) {
+    logHistogram(histograms[name], name);
+  }
+}
+
+async function fixInDir(dirIn, dirOut) {
+  ctx.logger.info("dirIn:%s", dirIn);
+  ctx.logger.info("dirOut:%s", dirOut);
+  let dirents = await readdir(dirIn, {withFileTypes : true, recursive: true});
+  for (let dirent of dirents) {
+    if (dirent.isFile()) {
+      let file = dirent.name;
+      ctx.logger.info("fixInDir:%s", file);
+      let buffer = await readFile(path.join(dirent.path, file));
+      let bufferNew = await docsCoServer.fixImageExifRotation(ctx, buffer);
+      if (buffer !== bufferNew) {
+        let outputPath = path.join(dirOut, dirent.path.substring(dirIn.length), file);
+        await mkdir(path.dirname(outputPath), {recursive: true});
+        await writeFile(outputPath, bufferNew);
+      }
+    }
+  }
+}
+
+async function startTest() {
+  let args = process.argv.slice(2);
+  if (args.length < 2) {
+    ctx.logger.error('missing arguments.USAGE: fixImageExifRotation.js "dirIn" "dirOut"');
+    return;
+  }
+  ctx.logger.info("test started");
+  await beforeStart();
+
+
+  await fixInDir(args[0], args[1]);
+
+  await beforeEnd();
+  ctx.logger.info("test finished");
+}
+
+startTest().then(()=>{
+  //delay to log observer events
+  return utils.sleep(1000);
+}).catch((err) => {
+  ctx.logger.error(err.stack);
+}).finally(() => {
+  process.exit(0);
+});