From 7bb481fda9ecb134804b49c2ce77ca28f7eea583 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Fri, 30 Mar 2012 20:42:12 -0400 Subject: Imported Upstream version 2.0.3 --- test/lastinsert.test | 366 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 366 insertions(+) create mode 100644 test/lastinsert.test (limited to 'test/lastinsert.test') diff --git a/test/lastinsert.test b/test/lastinsert.test new file mode 100644 index 0000000..adeb798 --- /dev/null +++ b/test/lastinsert.test @@ -0,0 +1,366 @@ +# The author disclaims copyright to this source code. In place of +# a legal notice, here is a blessing: +# +# May you do good and not evil. +# May you find forgiveness for yourself and forgive others. +# May you share freely, never taking more than you give. +# +#*********************************************************************** +# +# Tests to make sure that value returned by last_insert_rowid() (LIRID) +# is updated properly, especially inside triggers +# +# Note 1: insert into table is now the only statement which changes LIRID +# Note 2: upon entry into before or instead of triggers, +# LIRID is unchanged (rather than -1) +# Note 3: LIRID is changed within the context of a trigger, +# but is restored once the trigger exits +# Note 4: LIRID is not changed by an insert into a view (since everything +# is done within instead of trigger context) +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl + +# ---------------------------------------------------------------------------- +# 1.x - basic tests (no triggers) + +# LIRID changed properly after an insert into a table +do_test lastinsert-1.1 { + catchsql { + create table t1 (k integer primary key); + insert into t1 values (1); + insert into t1 values (NULL); + insert into t1 values (NULL); + select last_insert_rowid(); + } +} {0 3} + +# LIRID unchanged after an update on a table +do_test lastinsert-1.2 { + catchsql { + update t1 set k=4 where k=2; + select last_insert_rowid(); + } +} {0 3} + +# LIRID unchanged after a delete from a table +do_test lastinsert-1.3 { + catchsql { + delete from t1 where k=4; + select last_insert_rowid(); + } +} {0 3} + +# LIRID unchanged after create table/view statements +do_test lastinsert-1.4.1 { + catchsql { + create table t2 (k integer primary key, val1, val2, val3); + select last_insert_rowid(); + } +} {0 3} +ifcapable view { +do_test lastinsert-1.4.2 { + catchsql { + create view v as select * from t1; + select last_insert_rowid(); + } +} {0 3} +} ;# ifcapable view + +# All remaining tests involve triggers. Skip them if triggers are not +# supported in this build. +# +ifcapable {!trigger} { + finish_test + return +} + +# ---------------------------------------------------------------------------- +# 2.x - tests with after insert trigger + +# LIRID changed properly after an insert into table containing an after trigger +do_test lastinsert-2.1 { + catchsql { + delete from t2; + create trigger r1 after insert on t1 for each row begin + insert into t2 values (NEW.k*2, last_insert_rowid(), NULL, NULL); + update t2 set k=k+10, val2=100+last_insert_rowid(); + update t2 set val3=1000+last_insert_rowid(); + end; + insert into t1 values (13); + select last_insert_rowid(); + } +} {0 13} + +# LIRID equals NEW.k upon entry into after insert trigger +do_test lastinsert-2.2 { + catchsql { + select val1 from t2; + } +} {0 13} + +# LIRID changed properly by insert within context of after insert trigger +do_test lastinsert-2.3 { + catchsql { + select val2 from t2; + } +} {0 126} + +# LIRID unchanged by update within context of after insert trigger +do_test lastinsert-2.4 { + catchsql { + select val3 from t2; + } +} {0 1026} + +# ---------------------------------------------------------------------------- +# 3.x - tests with after update trigger + +# LIRID not changed after an update onto a table containing an after trigger +do_test lastinsert-3.1 { + catchsql { + delete from t2; + drop trigger r1; + create trigger r1 after update on t1 for each row begin + insert into t2 values (NEW.k*2, last_insert_rowid(), NULL, NULL); + update t2 set k=k+10, val2=100+last_insert_rowid(); + update t2 set val3=1000+last_insert_rowid(); + end; + update t1 set k=14 where k=3; + select last_insert_rowid(); + } +} {0 13} + +# LIRID unchanged upon entry into after update trigger +do_test lastinsert-3.2 { + catchsql { + select val1 from t2; + } +} {0 13} + +# LIRID changed properly by insert within context of after update trigger +do_test lastinsert-3.3 { + catchsql { + select val2 from t2; + } +} {0 128} + +# LIRID unchanged by update within context of after update trigger +do_test lastinsert-3.4 { + catchsql { + select val3 from t2; + } +} {0 1028} + +# ---------------------------------------------------------------------------- +# 4.x - tests with instead of insert trigger +# These may not be run if either views or triggers were disabled at +# compile-time + +ifcapable {view && trigger} { +# LIRID not changed after an insert into view containing an instead of trigger +do_test lastinsert-4.1 { + catchsql { + delete from t2; + drop trigger r1; + create trigger r1 instead of insert on v for each row begin + insert into t2 values (NEW.k*2, last_insert_rowid(), NULL, NULL); + update t2 set k=k+10, val2=100+last_insert_rowid(); + update t2 set val3=1000+last_insert_rowid(); + end; + insert into v values (15); + select last_insert_rowid(); + } +} {0 13} + +# LIRID unchanged upon entry into instead of trigger +do_test lastinsert-4.2 { + catchsql { + select val1 from t2; + } +} {0 13} + +# LIRID changed properly by insert within context of instead of trigger +do_test lastinsert-4.3 { + catchsql { + select val2 from t2; + } +} {0 130} + +# LIRID unchanged by update within context of instead of trigger +do_test lastinsert-4.4 { + catchsql { + select val3 from t2; + } +} {0 1030} +} ;# ifcapable (view && trigger) + +# ---------------------------------------------------------------------------- +# 5.x - tests with before delete trigger + +# LIRID not changed after a delete on a table containing a before trigger +do_test lastinsert-5.1 { + catchsql { + drop trigger r1; -- This was not created if views are disabled. + } + catchsql { + delete from t2; + create trigger r1 before delete on t1 for each row begin + insert into t2 values (77, last_insert_rowid(), NULL, NULL); + update t2 set k=k+10, val2=100+last_insert_rowid(); + update t2 set val3=1000+last_insert_rowid(); + end; + delete from t1 where k=1; + select last_insert_rowid(); + } +} {0 13} + +# LIRID unchanged upon entry into delete trigger +do_test lastinsert-5.2 { + catchsql { + select val1 from t2; + } +} {0 13} + +# LIRID changed properly by insert within context of delete trigger +do_test lastinsert-5.3 { + catchsql { + select val2 from t2; + } +} {0 177} + +# LIRID unchanged by update within context of delete trigger +do_test lastinsert-5.4 { + catchsql { + select val3 from t2; + } +} {0 1077} + +# ---------------------------------------------------------------------------- +# 6.x - tests with instead of update trigger +# These tests may not run if either views or triggers are disabled. + +ifcapable {view && trigger} { +# LIRID not changed after an update on a view containing an instead of trigger +do_test lastinsert-6.1 { + catchsql { + delete from t2; + drop trigger r1; + create trigger r1 instead of update on v for each row begin + insert into t2 values (NEW.k*2, last_insert_rowid(), NULL, NULL); + update t2 set k=k+10, val2=100+last_insert_rowid(); + update t2 set val3=1000+last_insert_rowid(); + end; + update v set k=16 where k=14; + select last_insert_rowid(); + } +} {0 13} + +# LIRID unchanged upon entry into instead of trigger +do_test lastinsert-6.2 { + catchsql { + select val1 from t2; + } +} {0 13} + +# LIRID changed properly by insert within context of instead of trigger +do_test lastinsert-6.3 { + catchsql { + select val2 from t2; + } +} {0 132} + +# LIRID unchanged by update within context of instead of trigger +do_test lastinsert-6.4 { + catchsql { + select val3 from t2; + } +} {0 1032} +} ;# ifcapable (view && trigger) + +# ---------------------------------------------------------------------------- +# 7.x - complex tests with temporary tables and nested instead of triggers +# These do not run if views or triggers are disabled. + +ifcapable {trigger && view && tempdb} { +do_test lastinsert-7.1 { + catchsql { + drop table t1; drop table t2; drop trigger r1; + create temp table t1 (k integer primary key); + create temp table t2 (k integer primary key); + create temp view v1 as select * from t1; + create temp view v2 as select * from t2; + create temp table rid (k integer primary key, rin, rout); + insert into rid values (1, NULL, NULL); + insert into rid values (2, NULL, NULL); + create temp trigger r1 instead of insert on v1 for each row begin + update rid set rin=last_insert_rowid() where k=1; + insert into t1 values (100+NEW.k); + insert into v2 values (100+last_insert_rowid()); + update rid set rout=last_insert_rowid() where k=1; + end; + create temp trigger r2 instead of insert on v2 for each row begin + update rid set rin=last_insert_rowid() where k=2; + insert into t2 values (1000+NEW.k); + update rid set rout=last_insert_rowid() where k=2; + end; + insert into t1 values (77); + select last_insert_rowid(); + } +} {0 77} + +do_test lastinsert-7.2 { + catchsql { + insert into v1 values (5); + select last_insert_rowid(); + } +} {0 77} + +do_test lastinsert-7.3 { + catchsql { + select rin from rid where k=1; + } +} {0 77} + +do_test lastinsert-7.4 { + catchsql { + select rout from rid where k=1; + } +} {0 105} + +do_test lastinsert-7.5 { + catchsql { + select rin from rid where k=2; + } +} {0 105} + +do_test lastinsert-7.6 { + catchsql { + select rout from rid where k=2; + } +} {0 1205} + +do_test lastinsert-8.1 { + db close + sqlite3 db test.db + execsql { + CREATE TABLE t2(x INTEGER PRIMARY KEY, y); + CREATE TABLE t3(a, b); + CREATE TRIGGER after_t2 AFTER INSERT ON t2 BEGIN + INSERT INTO t3 VALUES(new.x, new.y); + END; + INSERT INTO t2 VALUES(5000000000, 1); + SELECT last_insert_rowid(); + } +} 5000000000 + +do_test lastinsert-9.1 { + db eval {INSERT INTO t2 VALUES(123456789012345,0)} + db last_insert_rowid +} {123456789012345} + + +} ;# ifcapable (view && trigger) + +finish_test -- cgit v1.2.3