Added/Updated tests\bugs\gh_8056_test.py: Checked on 6.0.0.295 bf5ab97, 5.0.1.1370 906e270, 4.0.5.3080 5d44e7c

tests/bugs/gh_8056_test.py

@@ -0,0 +1,78 @@
+#coding:utf-8
+
+"""
+ID:          issue-8056
+ISSUE:       https://github.com/FirebirdSQL/firebird/issues/8056
+TITLE:       "Too many temporary blobs" with blob_append when select a stored procedue using rows-clause 
+DESCRIPTION:
+NOTES:
+    Confirmed bug on 6.0.0.293, 5.0.1.1369 got:
+        Statement failed, SQLSTATE = HY000
+        Too many temporary blobs
+        -At procedure 'SP_TEST' line: 6, col: 9
+    Checked on 6.0.0.295 bf5ab97, 5.0.1.1370 906e270, 4.0.5.3080 5d44e7c
+"""
+
+import pytest
+from firebird.qa import *
+
+db = db_factory()
+
+test_script = """
+    set blob all;
+    set list on;
+    set bail on;
+    set term ^;
+    create or alter procedure sp_count (astart bigint, aend bigint) returns (ovalue bigint) as
+    begin
+        :ovalue = :astart;
+        while (:ovalue <= :aend) do
+        begin
+            suspend;
+            :ovalue = :ovalue + 1;
+        end
+    end
+    ^
+
+    create or alter procedure sp_test
+    returns (
+        blob_app_result blob sub_type 1 segment size 80 character set utf8 collate utf8
+    ) as
+    begin
+        :blob_app_result = blob_append(null, '');
+        :blob_app_result = blob_append(:blob_app_result, 'hello');
+        :blob_app_result = blob_append(:blob_app_result, ' world');
+        suspend;
+    end
+    ^
+    commit
+    ^
+    execute block as
+        declare ovalue bigint;
+        declare blob_app_result blob;
+    begin
+        for
+            select n.ovalue, p.blob_app_result
+            from sp_count(1, 18000) n
+            join sp_test p on 1 = 1
+            rows 17500 to 18000
+            as cursor c
+        do begin
+        end
+    end
+    ^
+    select 'Passed' as msg from rdb$database
+    ^
+"""
+
+act = isql_act('db', test_script, substitutions=[('[ \t]+', ' ')])
+
+expected_stdout = """
+    MSG Passed 
+"""
+
+@pytest.mark.version('>=4.0.5')
+def test_1(act: Action):
+    act.expected_stdout = expected_stdout
+    act.execute(combine_output = True)
+    assert act.clean_stdout == act.clean_expected_stdout