Merge pull request #35467 from dimagi/es/system-datetime-eq

Don't fail on system prop datetime eq matches

corehq/apps/case_search/tests/test_filter_dsl.py

@@ -81,14 +81,20 @@ def test_datetime_system_property_filter_optimized(self, mock_get_timezone):
 
     @freeze_time('2023-05-16T13:01:51Z')
     @flag_enabled('CASE_SEARCH_INDEXED_METADATA')
-    @patch("corehq.apps.case_search.xpath_functions.comparison.get_timezone_for_domain",
-           return_value=pytz.timezone('America/Los_Angeles'))
-    def test_system_date_property_comparison(self, mock_get_timezone):
+    def test_system_datetime_property_comparison(self):
         parsed = parse_xpath("last_modified < datetime-add(now(), 'weeks', -2)")
         expected_filter = filters.date_range('modified_on', lt='2023-05-02T13:01:51+00:00')
         built_filter = build_filter_from_ast(parsed, SearchFilterContext("domain"))
         self.checkQuery(built_filter, expected_filter, is_raw_query=True)
 
+    @freeze_time('2023-05-16T13:01:51Z')
+    @flag_enabled('CASE_SEARCH_INDEXED_METADATA')
+    def test_system_datetime_property_match(self):
+        parsed = parse_xpath("last_modified = now()")
+        expected_filter = filters.term('modified_on', '2023-05-16T13:01:51+00:00')
+        built_filter = build_filter_from_ast(parsed, SearchFilterContext("domain"))
+        self.checkQuery(built_filter, expected_filter, is_raw_query=True)
+
     def test_not_filter(self):
         parsed = parse_xpath("not(name = 'farid')")
         expected_filter = filters.NOT(case_property_query('name', 'farid'))

corehq/apps/case_search/xpath_functions/comparison.py

@@ -126,6 +126,8 @@ def _create_system_datetime_query(domain, meta_property, op, value, node):
         raise CaseFilterError(str(e), serialize(node))
 
     if isinstance(date_or_datetime, datetime):
+        if op == EQ:
+            return filters.term(meta_property.es_field_name, value)
         range_kwargs = {RANGE_OP_MAPPING[op]: date_or_datetime}
     else:
         timezone = get_timezone_for_domain(domain)