diff options
Diffstat (limited to 'src/test/isolation/specs/multixact-no-forget.spec')
| -rw-r--r-- | src/test/isolation/specs/multixact-no-forget.spec | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/isolation/specs/multixact-no-forget.spec b/src/test/isolation/specs/multixact-no-forget.spec new file mode 100644 index 0000000..7f8a38b --- /dev/null +++ b/src/test/isolation/specs/multixact-no-forget.spec @@ -0,0 +1,44 @@ +# If transaction A holds a lock, and transaction B does an update, +# make sure we don't forget the lock if B aborts. +setup +{ + CREATE TABLE dont_forget ( + value int + ); + + INSERT INTO dont_forget VALUES (1); +} + +teardown +{ + DROP TABLE dont_forget; +} + +session s1 +setup { BEGIN; } +step s1_show { SELECT current_setting('default_transaction_isolation') <> 'read committed'; } +step s1_lock { SELECT * FROM dont_forget FOR KEY SHARE; } +step s1_commit { COMMIT; } + +session s2 +setup { BEGIN; } +step s2_update { UPDATE dont_forget SET value = 2; } +step s2_abort { ROLLBACK; } +step s2_commit { COMMIT; } + +session s3 +# try cases with both a non-conflicting lock with s1's and a conflicting one +step s3_forkeyshr { SELECT * FROM dont_forget FOR KEY SHARE; } +step s3_fornokeyupd { SELECT * FROM dont_forget FOR NO KEY UPDATE; } +step s3_forupd { SELECT * FROM dont_forget FOR UPDATE; } + +permutation s1_show s1_commit s2_commit +permutation s1_lock s2_update s2_abort s3_forkeyshr s1_commit +permutation s1_lock s2_update s2_commit s3_forkeyshr s1_commit +permutation s1_lock s2_update s1_commit s3_forkeyshr s2_commit +permutation s1_lock s2_update s2_abort s3_fornokeyupd s1_commit +permutation s1_lock s2_update s2_commit s3_fornokeyupd s1_commit +permutation s1_lock s2_update s1_commit s3_fornokeyupd s2_commit +permutation s1_lock s2_update s2_abort s3_forupd s1_commit +permutation s1_lock s2_update s2_commit s3_forupd s1_commit +permutation s1_lock s2_update s1_commit s3_forupd s2_commit |