tests: add simplest mipgen test
diff --git a/progs/tests/SConscript b/progs/tests/SConscript
index f01525d..cfeb9d1 100644
--- a/progs/tests/SConscript
+++ b/progs/tests/SConscript
@@ -81,6 +81,7 @@
     'mapbufrange',
     'mapvbo',
     'minmag',
+    'mipgen',
     'mipmap_limits',
     'mipmap_view',
     'multipal',