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https://github.com/FirebirdSQL/firebird-qa.git
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55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
#coding:utf-8
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"""
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ID: fkey.unique.insert-06
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FBTEST: functional.fkey.unique.insert_06
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TITLE: Check correct work fix with foreign key
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DESCRIPTION:
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Check foreign key work.
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Master table has one primary key field and one unique field. Master transaction doesn't modifiy unique field and commit
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Detail transaction inserts record in detail_table.
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Expected: no errors
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"""
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import pytest
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from firebird.qa import *
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from firebird.driver import tpb, Isolation
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init_script = """CREATE TABLE MASTER_TABLE (
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ID INTEGER PRIMARY KEY,
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UF INTEGER UNIQUE,
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INT_F INTEGER
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);
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CREATE TABLE DETAIL_TABLE (
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ID INTEGER PRIMARY KEY,
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FKEY INTEGER
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);
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ALTER TABLE DETAIL_TABLE ADD CONSTRAINT FK_DETAIL_TABLE FOREIGN KEY (FKEY) REFERENCES MASTER_TABLE (UF);
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COMMIT;
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INSERT INTO MASTER_TABLE (ID, UF, INT_F) VALUES (1, 1, 10);
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commit;"""
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db = db_factory(init=init_script)
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act = python_act('db')
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@pytest.mark.version('>=3')
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def test_1(act: Action):
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with act.db.connect() as con:
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cust_tpb = tpb(isolation=Isolation.READ_COMMITTED_RECORD_VERSION, lock_timeout=0)
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con.begin(cust_tpb)
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with con.cursor() as c:
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c.execute("UPDATE MASTER_TABLE SET UF=null WHERE ID=1")
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con.commit()
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con.begin(cust_tpb)
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c.execute("UPDATE MASTER_TABLE SET INT_F=10")
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#Create second connection for change detail table
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with act.db.connect() as con_detail:
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con_detail.begin(cust_tpb)
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with con_detail.cursor() as cd:
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cd.execute("INSERT INTO DETAIL_TABLE (ID, FKEY) VALUES (1,null)")
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con_detail.commit()
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# Passed.
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