tests/elm: add utils for detecting buffer engine and setting fork init cb

Summary:
this allows use of the global win object prior to actually being inside a
test for the purpose of doing additional setup
Depends on D10572

Reviewers: cedric

Reviewed By: cedric

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D10573

src/tests/elementary/suite_helpers.c

@@ -277,6 +277,20 @@ is_forked(void)
    return getpid() != main_pid;
 }
 
+Eina_Bool
+is_buffer(void)
+{
+   return buffer;
+}
+
+static void (*suite_setup_cb)(Eo*);
+
+void
+suite_setup_cb_set(void (*cb)(Eo*))
+{
+   suite_setup_cb = cb;
+}
+
 int
 suite_setup(Eina_Bool legacy)
 {
@@ -311,6 +325,7 @@ suite_setup(Eina_Bool legacy)
      {
         global_win = _elm_suite_win_create();
         force_focus_win(global_win);
+        if (suite_setup_cb) suite_setup_cb(global_win);
      }
    EINA_SAFETY_ON_TRUE_RETURN_VAL(failed_count, 255);
    /* preload default theme */

src/tests/elementary/suite_helpers.h

@@ -12,6 +12,8 @@ void *real_timer_add(double in, Ecore_Task_Cb cb, void *data);
 void fail_on_errors_teardown(void);
 void fail_on_errors_setup(void);
 Eina_Bool is_forked(void);
+Eina_Bool is_buffer(void);
+void suite_setup_cb_set(void (*cb)(Eo*));
 
 void get_me_to_those_events(Eo *obj);
 void click_object(Eo *obj);