From 18e6944b26c3e4b1d3eb82f4e0bcbda678671d3c Mon Sep 17 00:00:00 2001
From: Dmitry Batrak <Dmitry.Batrak@jetbrains.com>
Date: Wed, 7 Nov 2018 18:31:55 +0300
Subject: [PATCH] investigate
 FoldingStressTest.testRestoreManyFoldRegionsPerformance blinking

---
 .../testSrc/com/intellij/openapi/editor/FoldingStressTest.java  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/platform/platform-tests/testSrc/com/intellij/openapi/editor/FoldingStressTest.java b/platform/platform-tests/testSrc/com/intellij/openapi/editor/FoldingStressTest.java
index e7564b9a8675..44bdb09c2e7c 100644
--- a/platform/platform-tests/testSrc/com/intellij/openapi/editor/FoldingStressTest.java
+++ b/platform/platform-tests/testSrc/com/intellij/openapi/editor/FoldingStressTest.java
@@ -88,9 +88,11 @@ public class FoldingStressTest extends LightPlatformTestCase {
     try {
     FoldingModelEx model = (FoldingModelEx)editor.getFoldingModel();
     PlatformTestUtil.startPerformanceTest("restoring many fold regions", 1500, () -> model.runBatchFoldingOperation(() -> {
+      long t = System.nanoTime();
       for (int i = 0; i < N; i++) {
         addAndCollapseFoldRegion(model, i, i+1, "/*...*/");
       }
+      System.out.println((System.nanoTime() - t) / 1000000); // temporary code to investigate test blinking
     }))
       .setup(()-> model.runBatchFoldingOperation(model::clearFoldRegions))
       .assertTiming();