testsuite: Set some environment variables

These were set manually in some tests, but not consistently.

diff --git a/testsuite/gtk/Makefile.am b/testsuite/gtk/Makefile.am
index 7d65c88f5af2241a60181f5c4642a3f562d08f65..dc587da35331a7878b77fd9859a2c01f0d0f95a0 100644 (file)
--- a/testsuite/gtk/Makefile.am
+++ b/testsuite/gtk/Makefile.am
@@ -25,7 +25,10 @@ LDADD = \
 
 noinst_PROGRAMS = $(TEST_PROGS)
 
-TESTS_ENVIRONMENT = G_ENABLE_DIAGNOSTIC=0
+TESTS_ENVIRONMENT = \
+       G_ENABLE_DIAGNOSTIC=0   \
+       GIO_USE_VFS=local       \
+       GSETTINGS_BACKEND=memory
 
 TEST_PROGS +=                  \
        accel                   \