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Commit 5b40bd0

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rzharkovrzharkov
committed
Some new tests for the snapfs. snapfs_switch_to_snapshot_temp_table* tests are incorrect now
1 parent cc65a20 commit 5b40bd0

12 files changed

+605
-6
lines changed

‎src/test/isolation/expected/snapfs_get_snapshot_size.out

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Parsed test spec with 1 sessions
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starting permutation: s1_mk_sn
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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select pg_get_snapshot_size( ( select recent_snapshot from pg_control_snapshot() ) );
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create table foo as select 'test_data';
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select pg_get_snapshot_size( ( select recent_snapshot from pg_control_snapshot() ) ) > 0 as size_not_zero;
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make_snapshot
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1
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pg_get_snapshot_size
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0
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size_not_zero
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t
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pg_remove_snapshot
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‎src/test/isolation/expected/snapfs_get_snapshot_timestamp.out

Lines changed: 0 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -12,6 +12,3 @@ make_snapshot
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timestamp_check
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t
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pg_remove_snapshot
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‎src/test/isolation/expected/snapfs_revert_to_snapshot_table.out

Lines changed: 98 additions & 0 deletions
Original file line numberDiff line numberDiff line change
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Parsed test spec with 2 sessions
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starting permutation: s1_mk_sn s1_tab_i s1_mk_sn s2_tab_i s1_tab_s s2_tab_s s1_rc_sn s1_tab_s s2_tab_s s1_rc_sn s1_tab_s s2_tab_s s1_tab_i s1_tab_s s2_tab_s s1_rc_sn s1_tab_s s2_tab_s
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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make_snapshot
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1
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step s1_tab_i:
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insert into foo ( id, name ) values ( 1, 'some_text_session_1' );
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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make_snapshot
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1
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step s2_tab_i:
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insert into foo ( id, name ) values ( 2, 'some_text_session_2' );
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_session_1
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2 some_text_session_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_session_1
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2 some_text_session_2
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step s1_rc_sn:
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select pg_recover_to_snapshot( ( select recent_snapshot from pg_control_snapshot() ) );
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pg_recover_to_snapshot
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_session_1
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_session_1
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step s1_rc_sn:
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select pg_recover_to_snapshot( ( select recent_snapshot from pg_control_snapshot() ) );
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pg_recover_to_snapshot
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step s1_tab_s:
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select * from foo;
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id name
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step s2_tab_s:
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select * from foo;
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id name
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step s1_tab_i:
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insert into foo ( id, name ) values ( 1, 'some_text_session_1' );
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_session_1
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_session_1
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step s1_rc_sn:
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select pg_recover_to_snapshot( ( select recent_snapshot from pg_control_snapshot() ) );
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pg_recover_to_snapshot
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step s1_tab_s:
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select * from foo;
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ERROR: relation "foo" does not exist
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step s2_tab_s:
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select * from foo;
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ERROR: relation "foo" does not exist

‎src/test/isolation/expected/snapfs_set_backend_snapshot_table.out

Lines changed: 102 additions & 0 deletions
Original file line numberDiff line numberDiff line change
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Parsed test spec with 2 sessions
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starting permutation: s1_mk_sn s1_tab_i s2_tab_i s1_mk_sn s2_tab_u s1_tab_s s2_tab_s s1_sb_sn_1 s1_tab_s s2_tab_s s1_sb_sn_2 s2_tab_u s1_tab_s s2_tab_s s1_sb_sn_0 s2_tab_u s1_tab_s s2_tab_s
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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make_snapshot
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1
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step s1_tab_i:
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insert into foo ( name ) values ( 'some_text_sess_1' );
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step s2_tab_i:
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insert into foo ( name ) values ( 'some_text_sess_2' );
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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make_snapshot
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1
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step s2_tab_u:
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update foo set name = name || '_upd_sess_2';
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2
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2 some_text_sess_2_upd_sess_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2
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2 some_text_sess_2_upd_sess_2
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step s1_sb_sn_1:
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select pg_set_backend_snapshot( ( select recent_snapshot - 1 from pg_control_snapshot() ) );
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pg_set_backend_snapshot
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step s1_tab_s:
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select * from foo;
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id name
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2
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2 some_text_sess_2_upd_sess_2
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step s1_sb_sn_2:
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select pg_set_backend_snapshot( ( select recent_snapshot from pg_control_snapshot() ) );
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pg_set_backend_snapshot
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step s2_tab_u:
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update foo set name = name || '_upd_sess_2';
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1
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2 some_text_sess_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2_upd_sess_2
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2 some_text_sess_2_upd_sess_2_upd_sess_2
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step s1_sb_sn_0:
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select pg_set_backend_snapshot( 0 );
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pg_set_backend_snapshot
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step s2_tab_u:
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update foo set name = name || '_upd_sess_2';
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2_upd_sess_2_upd_sess_2
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2 some_text_sess_2_upd_sess_2_upd_sess_2_upd_sess_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2_upd_sess_2_upd_sess_2
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2 some_text_sess_2_upd_sess_2_upd_sess_2_upd_sess_2

‎src/test/isolation/expected/snapfs_switch_to_snapshot_table.out

Lines changed: 101 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,101 @@
1+
Parsed test spec with 2 sessions
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starting permutation: s1_mk_sn s1_tab_i s2_tab_i s1_mk_sn s2_tab_u s1_tab_s s2_tab_s s1_sw_sn_1 s1_tab_s s2_tab_s s1_sw_sn_2 s2_tab_u s1_tab_s s2_tab_s s1_sw_sn_0 s2_tab_u s1_tab_s s2_tab_s
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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make_snapshot
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1
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step s1_tab_i:
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insert into foo ( name ) values ( 'some_text_sess_1' );
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step s2_tab_i:
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insert into foo ( name ) values ( 'some_text_sess_2' );
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step s1_mk_sn:
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select 1 as "make_snapshot" from pg_make_snapshot();
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make_snapshot
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1
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step s2_tab_u:
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update foo set name = name || '_upd_sess_2';
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2
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2 some_text_sess_2_upd_sess_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2
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2 some_text_sess_2_upd_sess_2
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step s1_sw_sn_1:
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select pg_switch_to_snapshot( ( select recent_snapshot - 1 from pg_control_snapshot() ) );
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pg_switch_to_snapshot
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step s1_tab_s:
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select * from foo;
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id name
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step s2_tab_s:
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select * from foo;
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id name
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step s1_sw_sn_2:
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select pg_switch_to_snapshot( ( select recent_snapshot from pg_control_snapshot() ) );
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pg_switch_to_snapshot
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step s2_tab_u:
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update foo set name = name || '_upd_sess_2';
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ERROR: Updates are prohibited in snapshot
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1
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2 some_text_sess_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1
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2 some_text_sess_2
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step s1_sw_sn_0:
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select pg_switch_to_snapshot( 0 );
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pg_switch_to_snapshot
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step s2_tab_u:
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update foo set name = name || '_upd_sess_2';
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step s1_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2_upd_sess_2
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2 some_text_sess_2_upd_sess_2_upd_sess_2
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step s2_tab_s:
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select * from foo;
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id name
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1 some_text_sess_1_upd_sess_2_upd_sess_2
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2 some_text_sess_2_upd_sess_2_upd_sess_2

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