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Add the experimental sqlite3_transaction_hook() API.

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FossilOrigin-Name: 093d8cd8e2f3a6af5d40cf810e396f4919eb5cef
This commit is contained in:
dan
2011-03-03 20:05:59 +00:00
parent 46c47d4677
commit 21e8d0126d
11 changed files with 282 additions and 32 deletions
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137
test/hook.test
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@ -616,16 +616,151 @@ do_execsql_test 7.5.2.0 {
ALTER TABLE t8 ADD COLUMN c DEFAULT 'xxx';
}
# At time of writing, these two are broken. They demonstraight that the
# sqlite3_preupdate_old() method does not handle the case where ALTER TABLE
# has been used to add a column with a default value other than NULL.
#
do_preupdate_test 7.5.2.1 {
DELETE FROM t8 WHERE a = 'one'
} {
DELETE main t8 1 1 one two xxx
}
do_preupdate_test 7.5.2.2 {
UPDATE t8 SET b = 'five'
} {
UPDATE main t8 2 2 three four xxx
}
#----------------------------------------------------------------------------
# The following tests - hook-8.* - test the transaction hook.
#
db close
forcedelete test.db
sqlite3 db test.db
proc transaction_hook {op iLevel} {
lappend ::transaction_hook $op $iLevel
}
db transaction_hook transaction_hook
proc do_transaction_test {tn sql x} {
set X [list]
foreach elem $x {lappend X $elem}
uplevel do_test $tn [list "
set ::transaction_hook \[list\]
catchsql { $sql }
set ::transaction_hook
"] [list $X]
}
do_transaction_test 8.1.1 "CREATE TABLE t1(x)" {BEGIN 0 COMMIT 0}
do_transaction_test 8.1.2 "BEGIN" {BEGIN 0}
do_transaction_test 8.1.3 "COMMIT" {COMMIT 0}
do_transaction_test 8.1.4 "BEGIN ; ROLLBACK" {BEGIN 0 ROLLBACK 0}
do_execsql_test 8.2.0 {
CREATE TABLE t2(a PRIMARY KEY, b);
INSERT INTO t2 VALUES(1, 'one');
INSERT INTO t2 VALUES(2, 'two');
INSERT INTO t2 VALUES(3, 'three');
}
do_transaction_test 8.2.1 {
INSERT INTO t2 VALUES(2, 'xxx')
} {BEGIN 0 ROLLBACK 0}
do_transaction_test 8.2.2 {
BEGIN; INSERT INTO t2 SELECT a-2, b FROM t2;
} {BEGIN 0 BEGIN 1 ROLLBACK 1}
do_transaction_test 8.2.3 {
INSERT OR ROLLBACK INTO t2 SELECT a-2, b FROM t2;
} {ROLLBACK 0}
do_transaction_test 8.2.4 {
BEGIN; INSERT INTO t2 SELECT a+3, b FROM t2;
} {BEGIN 0 BEGIN 1 COMMIT 1}
do_transaction_test 8.2.5 "COMMIT" {COMMIT 0}
do_transaction_test 8.3.1 {SELECT * FROM t2} {}
do_transaction_test 8.4.1 {
SAVEPOINT top;
RELEASE top;
} {BEGIN 0 COMMIT 0}
do_transaction_test 8.4.2 {
SAVEPOINT top;
ROLLBACK TO top;
RELEASE top;
} {BEGIN 0 ROLLBACK 0 BEGIN 0 COMMIT 0}
do_transaction_test 8.4.3 {
SAVEPOINT zero;
SAVEPOINT one;
SAVEPOINT two;
SAVEPOINT three;
ROLLBACK TO zero;
SAVEPOINT one;
SAVEPOINT two;
SAVEPOINT three;
ROLLBACK TO one;
SAVEPOINT two;
RELEASE zero;
SAVEPOINT zero;
SAVEPOINT one;
SAVEPOINT two;
RELEASE two;
SAVEPOINT two;
SAVEPOINT three;
RELEASE one;
ROLLBACK TO zero;
RELEASE zero;
} {
BEGIN 0 BEGIN 1 BEGIN 2 BEGIN 3 ROLLBACK 0 BEGIN 0
BEGIN 1 BEGIN 2 BEGIN 3 ROLLBACK 1 BEGIN 1 BEGIN 2
COMMIT 0
BEGIN 0 BEGIN 1 BEGIN 2 COMMIT 2 BEGIN 2 BEGIN 3 COMMIT 1
ROLLBACK 0 BEGIN 0 COMMIT 0
}
do_transaction_test 8.4.4 {
BEGIN;
SAVEPOINT zero;
SAVEPOINT one;
SAVEPOINT two;
SAVEPOINT three;
ROLLBACK TO zero;
SAVEPOINT one;
SAVEPOINT two;
SAVEPOINT three;
ROLLBACK TO one;
SAVEPOINT two;
RELEASE zero;
SAVEPOINT zero;
SAVEPOINT one;
SAVEPOINT two;
RELEASE two;
SAVEPOINT two;
SAVEPOINT three;
RELEASE one;
ROLLBACK TO zero;
RELEASE zero;
COMMIT;
} {
BEGIN 0
BEGIN 1 BEGIN 2 BEGIN 3 BEGIN 4 ROLLBACK 1 BEGIN 1
BEGIN 2 BEGIN 3 BEGIN 4 ROLLBACK 2 BEGIN 2 BEGIN 3
COMMIT 1
BEGIN 1 BEGIN 2 BEGIN 3 COMMIT 3 BEGIN 3 BEGIN 4 COMMIT 2
ROLLBACK 1 BEGIN 1 COMMIT 1
COMMIT 0
}
finish_test