Added/Updated tests\bugs\gh_7691_test.py: Checked on 5.0.0.1190, 4.0.4.2986.

tests/bugs/gh_7691_test.py

@@ -0,0 +1,76 @@
+#coding:utf-8
+
+"""
+ID:          issue-7691
+ISSUE:       https://github.com/FirebirdSQL/firebird/issues/7691
+TITLE:       'with caller privileges' has no effect in triggers
+DESCRIPTION:
+NOTES:
+    [07.09.2023]
+    Confirmed bug on 5.0.0.1182.
+    Checked on 5.0.0.1190, 4.0.4.2986.
+"""
+
+import pytest
+from firebird.qa import *
+
+db = db_factory()
+tmp_user = user_factory('db', name='tmp_user_7691', password='123')
+
+act = python_act('db')
+
+@pytest.mark.version('>=4.0.3')
+def test_1(act: Action, tmp_user: User, capsys):
+    test_sql = f"""
+        set list on;
+        set bail on;
+        create table test( 
+            id   int
+           ,name  varchar(15)
+        );
+        commit;
+        insert into test(id , name) values (1, 'qwerty');
+        commit;
+
+        create table test_2(
+            id   int
+           ,name  varchar(15)
+        );
+        grant all on table test_2 to user {tmp_user.name};
+        commit;
+
+        set term ^;
+        create or alter trigger test_2_trigger  
+            for      test_2
+            active   before insert or update or delete 
+            position 100 
+        as
+           declare k int;
+        begin     
+            execute statement 'select first 1 1 from test '
+                with caller privileges
+                into k;
+        end
+        ^
+        set term ;^
+
+        grant all on table test_2 to trigger test_2_trigger;
+
+        grant select on table test to trigger test_2_trigger; -- <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
+        commit;
+        
+        connect '{act.db.dsn}' user {tmp_user.name} password '{tmp_user.password}';
+        insert into test_2(id, name) values (1234, 'qwerty');
+        commit;
+
+        select * from test_2;
+    """
+
+    expected_stdout = """
+        ID                              1234
+        NAME                            qwerty
+    """
+
+    act.expected_stdout = expected_stdout
+    act.isql(switches=['-q'], input = test_sql, combine_output = True)
+    assert act.clean_stdout == act.clean_expected_stdout