[gnome-shell/wip/fmuellner/test-theme: 10/12] test-theme: Force default resolution

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit a418ff1e9c0b021ab7f1af30360834604d797b5d
Author: Florian Müllner <fmuellner gnome org>
Date:   Tue Feb 26 02:13:43 2019 +0100

    test-theme: Force default resolution
    
    Clutter no longer hard-codes a resolution of 96 DPI (although that's
    still the default), so any assertions of sizes for physical units
    may be off.
    
    Fix this by setting up the test environment according to the
    assumptions.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/419

 src/st/test-theme.c | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/src/st/test-theme.c b/src/st/test-theme.c
index a6fc9a5f5..2548ca203 100644
--- a/src/st/test-theme.c
+++ b/src/st/test-theme.c
@@ -542,6 +542,9 @@ main (int argc, char **argv)
   if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
     return 1;
 
+  /* Make sure our assumptions about resolution are correct */
+  g_object_set (clutter_settings_get_default (), "font-dpi", -1, NULL);
+
   file = g_file_new_for_path ("st/test-theme.css");
   theme = st_theme_new (file, NULL, NULL);
   g_object_unref (file);