Adds tests for LeGetQuery + bugfixes

- separates LeGetQuery tests and LeFilteredQuery tests
- small bugfixes associated to tests

lodel/leapi/query.py

 field name" % fieldname)
                 continue   
             # Checking field against target_class
-            ret = self.__check_field(self._target_class, field)
+            ret = self._check_field(self._target_class, field)
             if isinstance(ret, Exception):
                 err_l[field] = ret
                 continue
         pass
 
     @classmethod
-    def __check_field(cls, target_class, fieldname):
+    def _check_field(cls, target_class, fieldname):
         try:
             target_class.field(fieldname)
         except NameError:
         
         # Checking kwargs and assigning default values if there is some
         for argname in kwargs:
-            if argname not in ('order', 'group', 'limit', 'offset'):
+            if argname not in ('field_list', 'order', 'group', 'limit', 'offset'):
                 raise TypeError("Unexpected argument '%s'" % argname)
 
         if 'field_list' not in kwargs:
-            #field_list = target_class.get_field_list
-            self.__field_list = target_class.fieldnames(include_ro = True)
+            self.set_field_list(target_class.fieldnames(include_ro = True))
         else:
-            #target_class.check_fields(kwargs['field_list'])
-            self.__field_list = kwargs['field_list']
+            self.set_field_list(kwargs['field_list'])
+
         if 'order' in kwargs:
             #check kwargs['order']
             self.__order = kwargs['order']
             except ValueError:
                 raise ValueError("offset argument expected to be an integer >= 0")
     
+    ##@brief Set the field list
+    # @param field_list list | None : If None use all fields
+    # @return None
+    # @throw LeQueryError if unknown field given
+    def set_field_list(self, field_list):
+        err_l = dict()
+        for fieldname in field_list:
+            ret = self._check_field(self._target_class, fieldname)
+            if isinstance(ret, Exception):
+                expt = NameError(   "No field named '%s' in %s" % ( fieldname,
+                                                                    self._target_class.__name__))
+                err_l[fieldname] =  expt
+        if len(err_l) > 0:
+            raise LeQueryError( msg = "Error while setting field_list in a get query",
+                                exceptions = err_l)
+        self.__field_list = list(set(field_list))
+    
     ##@brief Execute the get query
     def execute(self, datasource):
         super().execute(datasource)

tests/leapi/query/test_filtered.py

 from lodel.leapi.leobject import LeApiDataCheckError
 from lodel.leapi.query import LeDeleteQuery, LeUpdateQuery, LeGetQuery
 
-class LeGetQueryTestCase(unittest.TestCase):
-    
-    def test_init_default(self):
-        """ Testing GetQuery instanciation default values"""
-        tclass_list = [ dyncode.Object,
-                        dyncode.Entry,
-                        dyncode.Person,
-                        dyncode.Text,
-                        dyncode.Section,
-                        dyncode.Publication,
-                        dyncode.Text_Person,
-        ]
-        for tclass in tclass_list:
-            get_q = LeGetQuery(tclass, [])
-            qinfos = get_q.dump_infos()
-            self.assertEqual(   set(qinfos['field_list']),
-                                set(tclass.fieldnames(True)))
-            self.assertEqual(   qinfos['limit'],
-                                None)
-            self.assertEqual(   qinfos['offset'],
-                                0)
-            self.assertEqual(   qinfos['group'],
-                                None)
-            self.assertEqual(   qinfos['order'],
-                                None)
-            self.assertEqual(   qinfos['query_filter'],
-                                ([],[]))
-            self.assertEqual(   qinfos['target_class'],
-                                tclass)
-
 class LeFilteredQueryTestCase(unittest.TestCase):
 
     q_classes = [ LeDeleteQuery, LeUpdateQuery, LeGetQuery ]

tests/leapi/query/test_get.py

+import unittest
+
+import itertools
+
+import tests.loader_utils
+from tests.leapi.query.utils import dyncode_module as dyncode
+
+from lodel.leapi.leobject import LeApiDataCheckError
+from lodel.leapi.query import LeDeleteQuery, LeUpdateQuery, LeGetQuery, LeQueryError
+
+class LeGetQueryTestCase(unittest.TestCase):
+    
+    def test_init_default(self):
+        """ Testing GetQuery instanciation arguments default value """
+        tclass_list = [ dyncode.Object,
+                        dyncode.Entry,
+                        dyncode.Person,
+                        dyncode.Text,
+                        dyncode.Section,
+                        dyncode.Publication,
+                        dyncode.Text_Person ]
+
+        for tclass in tclass_list:
+            get_q = LeGetQuery(tclass, [])
+            qinfos = get_q.dump_infos()
+            self.assertEqual(   set(qinfos['field_list']),
+                                set(tclass.fieldnames(True)))
+            self.assertEqual(   qinfos['limit'],
+                                None)
+            self.assertEqual(   qinfos['offset'],
+                                0)
+            self.assertEqual(   qinfos['group'],
+                                None)
+            self.assertEqual(   qinfos['order'],
+                                None)
+            self.assertEqual(   qinfos['query_filter'],
+                                ([],[]))
+            self.assertEqual(   qinfos['target_class'],
+                                tclass)
+
+    def test_field_list(self):
+        """ Testing GetQuery field list argument processing """
+        tclass_list = [ dyncode.Object,
+                        dyncode.Entry,
+                        dyncode.Person,
+                        dyncode.Text,
+                        dyncode.Section,
+                        dyncode.Publication,
+                        dyncode.Text_Person ]
+        
+        for tclass in tclass_list:
+            # testing all field list possible combinations
+            field_list = tclass.fieldnames(True)
+            for r in range(1, len(field_list) + 1):
+                combinations = [ list(c) for c in itertools.combinations(field_list, r)]
+                for test_flist in combinations:
+                    expected = set(test_flist)
+                    get_q = LeGetQuery(tclass, [], field_list = test_flist)
+                    qinfos = get_q.dump_infos()
+                    self.assertEqual(   sorted(qinfos['field_list']),
+                                        sorted(test_flist))
+                
+    def test_field_list_duplicated(self):
+        """ Testing GetQuery field list argument deduplication """
+        tclass_list = [ dyncode.Object,
+                        dyncode.Text,
+                        dyncode.Section,
+                        dyncode.Publication,
+                        dyncode.Text_Person ]
+        for tclass in tclass_list:
+            fl = [  'lodel_id',
+                    'lodel_id',
+                    'help_text',
+                    'help_text',
+                    'help_text']
+            get_q = LeGetQuery(tclass, [], field_list = fl)
+            self.assertEqual(   sorted(list(set(fl))),
+                                sorted(get_q.dump_infos()['field_list']))
+
+    def test_field_list_invalid(self):
+        """ Testing GetQuery invalid field name detection in field list """
+        bad_field_lists = ( ('non-existing',),
+                            (1,),
+                            (True,),
+                            (None,),
+                            ('lodel_id', 'non-existing',),
+                            ('lodel_id', 1,),
+                            ('lodel_id', True,),
+                            ('lodel_id', None,) )
+
+        for bad_field_list in bad_field_lists:
+            with self.assertRaises(LeQueryError):
+                LeGetQuery(dyncode.Object, [], field_list = bad_field_list)
+