[lmi-commits] [lmi] master 81d6173f: Warn if DPI scale factor vaticinates failure with xvfb

[Greg Chicares]

branch: master
commit 81d6173ffc6908c90ee25886165f4c2acae67709
Author: Gregory W. Chicares <gchicares@sbcglobal.net>
Commit: Gregory W. Chicares <gchicares@sbcglobal.net>

    Warn if DPI scale factor vaticinates failure with xvfb
---
 main_wx_test.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/main_wx_test.cpp b/main_wx_test.cpp
index af62ad7d..e90e6a2a 100644
--- a/main_wx_test.cpp
+++ b/main_wx_test.cpp
@@ -818,6 +818,18 @@ void SkeletonTest::RunTheTests()
         return;
         }
 
+    if(1.0 != MainWin->GetDPIScaleFactor())
+        {
+        // See:
+        //   https://lists.nongnu.org/archive/html/lmi/2022-09/msg00000.html
+        // et seqq., as well as
+        //   https://lists.nongnu.org/archive/html/lmi/2022-09/msg00017.html
+        std::cout
+            << "DPI scale factor is not unity, so tests may fail with xvfb"
+            << std::endl
+            ;
+        }
+
     // Close any initially opened dialogs (e.g. "About" dialog shown unless a
     // special command line option is specified).
     for(;;)