SDL: Fix video_getSetWindowPosition() that fail when checking events, (3d567)

From 3d5679bb8ec4f48c8d2b0486eb2ec39247b539bd Mon Sep 17 00:00:00 2001
From: Sylvain <[EMAIL REDACTED]>
Date: Tue, 21 Mar 2023 12:11:57 +0100
Subject: [PATCH] Fix video_getSetWindowPosition() that fail when checking
 events,   because testautomation_events.c() didn't finish to poll all events
 before

(cherry picked from commit 3ccfd361cb4ff081f7696e5fbc4174f5d4aa1ca1)
---
 test/testautomation_events.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/test/testautomation_events.c b/test/testautomation_events.c
index 6d0f3ff53378..d4babdafcefe 100644
--- a/test/testautomation_events.c
+++ b/test/testautomation_events.c
@@ -68,6 +68,10 @@ int events_pushPumpAndPollUserevent(void *arg)
     SDLTest_AssertPass("Call to SDL_PollEvent()");
     SDLTest_AssertCheck(result == 1, "Check result from SDL_PollEvent, expected: 1, got: %d", result);
 
+    /* Need to finish getting all events and sentinel, otherwise other tests that rely on event are in bad state */
+    while (SDL_PollEvent(&event2)) {
+    }
+
     return TEST_COMPLETED;
 }