Francois Gouget : kernelbase/tests: Loosen up the Sleep() test lower bound.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 48d538ba82a1564329d0cd0ac4d35685a4a80cb6
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=48d538ba82a1564329d0cd0ac4d35685a4a80cb6

Author: Francois Gouget <fgouget at codeweavers.com>
Date:   Fri May  6 14:50:31 2022 +0200

kernelbase/tests: Loosen up the Sleep() test lower bound.

It looks like Windows tries to work around the timer granularity by
sometimes returning early such that the total may be a bit less than
requested.

Signed-off-by: Francois Gouget <fgouget at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/kernelbase/tests/sync.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/dlls/kernelbase/tests/sync.c b/dlls/kernelbase/tests/sync.c
index ecbff6d5707..4dfcfde3f26 100644
--- a/dlls/kernelbase/tests/sync.c
+++ b/dlls/kernelbase/tests/sync.c
@@ -213,8 +213,11 @@ static void test_Sleep(void)
     min = 50.0 * (r1 < r2 ? r1 : r2) / 10000000.0;
     max = 50.0 * (r1 < r2 ? r2 : r1) / 10000000.0;
 
-    /* Add an extra 1s to account for potential scheduling delays */
-    ok(0.9 * min <= elapsed_time && elapsed_time <= 1.0 + max,
+    /* Windows tries to work around the timer resolution by sometimes
+     * returning early such that the total may be a bit less than requested!
+     * Also add an extra 1s to account for potential scheduling delays.
+     */
+    ok(0.7 * min <= elapsed_time && elapsed_time <= 1.0 + max,
        "got %f, expected between %f and %f\n", elapsed_time, min, max);
 }