tests/ecore_con: check saved env variables before setting them again.

We see segfaults on Jenkins with these two test cases. Better check
before setting them as we had similar problems before on this setup
as XDG_RUNTIME_DIR might never be set.

diff --git a/src/tests/ecore_con/ecore_con_test_ecore_con.c b/src/tests/ecore_con/ecore_con_test_ecore_con.c
index 249f39e..d7f03e6 100644 (file)
--- a/src/tests/ecore_con/ecore_con_test_ecore_con.c
+++ b/src/tests/ecore_con/ecore_con_test_ecore_con.c
@@ -335,7 +335,7 @@ START_TEST(ecore_test_ecore_con_local_user_home)
 
    unsetenv("XDG_RUNTIME_DIR");
    _ecore_con_server_client_tests(ECORE_CON_LOCAL_USER, "test_soc", EINA_FALSE, 12345);
-   setenv("XDG_RUNTIME_DIR", xdg_runtime_dir, 1);
+   if (xdg_runtime_dir) setenv("XDG_RUNTIME_DIR", xdg_runtime_dir, 1);
 }
 END_TEST
 
@@ -347,8 +347,8 @@ START_TEST(ecore_test_ecore_con_local_user_tmp)
    unsetenv("XDG_RUNTIME_DIR");
    unsetenv("HOME");
    _ecore_con_server_client_tests(ECORE_CON_LOCAL_USER, "test_sock", EINA_FALSE, 12345);
-   setenv("HOME", homedir, 1);
-   setenv("XDG_RUNTIME_DIR", xdg_runtime_dir, 1);
+   if (homedir) setenv("HOME", homedir, 1);
+   if (xdg_runtime_dir) setenv("XDG_RUNTIME_DIR", xdg_runtime_dir, 1);
 }
 END_TEST