Pyolian: add APIs to retrieve units from a state

Also fixed a declaration error from previous commit

src/scripts/pyolian/eolian.py

@@ -483,6 +483,14 @@ class Eolian_State(Eolian_Unit):
     def all_eot_files_parse(self):
         return bool(lib.eolian_state_all_eot_files_parse(self._obj))
 
+    def unit_by_file_get(self, file_name):
+        c_unit = lib.eolian_state_unit_by_file_get(self._obj, _str_to_bytes(file_name))
+        return Eolian_Unit(c_unit) if c_unit else None
+
+    @property
+    def units(self):
+        return Iterator(Eolian_Unit, lib.eolian_state_units_get(self._obj))
+
 
 ###  Namespace Utility Class  #################################################
 

src/scripts/pyolian/eolian_lib.py

@@ -85,6 +85,14 @@ lib.eolian_state_all_eo_files_parse.restype = c_bool
 lib.eolian_state_all_eot_files_parse.argtypes = [c_void_p,]
 lib.eolian_state_all_eot_files_parse.restype = c_bool
 
+# EAPI const Eolian_Unit *eolian_state_unit_by_file_get(const Eolian_State *state, const char *file_name);
+lib.eolian_state_unit_by_file_get.argtypes = [c_void_p, c_char_p]
+lib.eolian_state_unit_by_file_get.restype = c_void_p
+
+# EAPI Eina_Iterator *eolian_state_units_get(const Eolian_State *state);
+lib.eolian_state_units_get.argtypes = [c_void_p,]
+lib.eolian_state_units_get.restype = c_void_p
+
 # EAPI Eina_Iterator *eolian_declarations_get_by_file(const Eolian_State *state, const char *fname);
 lib.eolian_declarations_get_by_file.argtypes = [c_void_p, c_char_p]
 lib.eolian_declarations_get_by_file.restype = c_void_p
@@ -96,8 +104,8 @@ lib.eolian_unit_children_get.argtypes = [c_void_p,]
 lib.eolian_unit_children_get.restype = c_void_p
 
 # EAPI const char *eolian_unit_file_get(const Eolian_Unit *unit);
-lib.eolian_unit_children_get.argtypes = [c_void_p,]
-lib.eolian_unit_children_get.restype = c_char_p
+lib.eolian_unit_file_get.argtypes = [c_void_p,]
+lib.eolian_unit_file_get.restype = c_char_p
 
 # EAPI const Eolian_Class *eolian_class_get_by_name(const Eolian_Unit *unit, const char *class_name);
 lib.eolian_class_get_by_name.argtypes = [c_void_p, c_char_p]

src/scripts/pyolian/test_eolian.py

@@ -52,7 +52,26 @@ class TestBaseObject(unittest.TestCase):
         self.assertNotEqual(cls1, enum1)
 
 
+class TestEolianState(unittest.TestCase):
+    def test_unit_getters(self):
+        count = 0
+        for unit in eolian_db.units:
+            self.assertIsInstance(unit, eolian.Eolian_Unit)
+            self.assertTrue(unit.file.endswith(('.eo', '.eot')))
+            count += 1
+        self.assertGreater(count, 500)
+
+        unit = eolian_db.unit_by_file_get('efl_ui_win.eo')
+        self.assertIsInstance(unit, eolian.Eolian_Unit)
+        self.assertEqual(unit.file, 'efl_ui_win.eo')
+
+
 class TestEolianUnit(unittest.TestCase):
+    def test_file_get(self):
+        unit = eolian_db.unit_by_file_get('efl_ui_win.eo')
+        self.assertIsInstance(unit, eolian.Eolian_Unit)
+        self.assertEqual(unit.file, 'efl_ui_win.eo')
+
     def test_children_listing(self):
         l = list(eolian_db.children)
         self.assertGreater(len(l), 500)