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| -rw-r--r-- | test/e_droptrigger.test | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/test/e_droptrigger.test b/test/e_droptrigger.test new file mode 100644 index 0000000..5cd5d0a --- /dev/null +++ b/test/e_droptrigger.test @@ -0,0 +1,218 @@ +# 2010 November 29 +# +# 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. +# +#*********************************************************************** +# +# This file implements tests to verify that the "testable statements" in +# the lang_droptrigger.html document are correct. +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +set ::testprefix e_droptrigger + +ifcapable !trigger { finish_test ; return } + +proc do_droptrigger_tests {nm args} { + uplevel do_select_tests [list e_createtable-$nm] $args +} + +proc list_all_triggers {{db db}} { + set res [list] + $db eval { PRAGMA database_list } { + if {$name == "temp"} { + set tbl sqlite_temp_master + } else { + set tbl "$name.sqlite_master" + } + lappend res {*}[ + db eval "SELECT '$name.' || name FROM $tbl WHERE type = 'trigger'" + ] + } + set res +} + + +proc droptrigger_reopen_db {{event INSERT}} { + db close + forcedelete test.db test.db2 + sqlite3 db test.db + + set ::triggers_fired [list] + proc r {x} { lappend ::triggers_fired $x } + db func r r + + db eval " + ATTACH 'test.db2' AS aux; + + CREATE TEMP TABLE t1(a, b); + INSERT INTO t1 VALUES('a', 'b'); + CREATE TRIGGER tr1 AFTER $event ON t1 BEGIN SELECT r('temp.tr1') ; END; + + CREATE TABLE t2(a, b); + INSERT INTO t2 VALUES('a', 'b'); + CREATE TRIGGER tr1 BEFORE $event ON t2 BEGIN SELECT r('main.tr1') ; END; + CREATE TRIGGER tr2 AFTER $event ON t2 BEGIN SELECT r('main.tr2') ; END; + + CREATE TABLE aux.t3(a, b); + INSERT INTO t3 VALUES('a', 'b'); + CREATE TRIGGER aux.tr1 BEFORE $event ON t3 BEGIN SELECT r('aux.tr1') ; END; + CREATE TRIGGER aux.tr2 AFTER $event ON t3 BEGIN SELECT r('aux.tr2') ; END; + CREATE TRIGGER aux.tr3 AFTER $event ON t3 BEGIN SELECT r('aux.tr3') ; END; + " +} + + +# -- syntax diagram drop-trigger-stmt +# +do_droptrigger_tests 1.1 -repair { + droptrigger_reopen_db +} -tclquery { + list_all_triggers +} { + 1 "DROP TRIGGER main.tr1" + {main.tr2 temp.tr1 aux.tr1 aux.tr2 aux.tr3} + 2 "DROP TRIGGER IF EXISTS main.tr1" + {main.tr2 temp.tr1 aux.tr1 aux.tr2 aux.tr3} + 3 "DROP TRIGGER tr1" + {main.tr1 main.tr2 aux.tr1 aux.tr2 aux.tr3} + 4 "DROP TRIGGER IF EXISTS tr1" + {main.tr1 main.tr2 aux.tr1 aux.tr2 aux.tr3} + + 5 "DROP TRIGGER aux.tr1" + {main.tr1 main.tr2 temp.tr1 aux.tr2 aux.tr3} + 6 "DROP TRIGGER IF EXISTS aux.tr1" + {main.tr1 main.tr2 temp.tr1 aux.tr2 aux.tr3} + + 7 "DROP TRIGGER IF EXISTS aux.xxx" + {main.tr1 main.tr2 temp.tr1 aux.tr1 aux.tr2 aux.tr3} + 8 "DROP TRIGGER IF EXISTS aux.xxx" + {main.tr1 main.tr2 temp.tr1 aux.tr1 aux.tr2 aux.tr3} +} + +# EVIDENCE-OF: R-61172-15671 The DROP TRIGGER statement removes a +# trigger created by the CREATE TRIGGER statement. +# +foreach {tn tbl droptrigger before after} { + 1 t1 "DROP TRIGGER tr1" {temp.tr1} {} + 2 t2 "DROP TRIGGER tr1" {main.tr1 main.tr2} {main.tr1 main.tr2} + 3 t3 "DROP TRIGGER tr1" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr3 aux.tr2} + + 4 t1 "DROP TRIGGER tr2" {temp.tr1} {temp.tr1} + 5 t2 "DROP TRIGGER tr2" {main.tr1 main.tr2} {main.tr1} + 6 t3 "DROP TRIGGER tr2" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr3 aux.tr2} + + 7 t1 "DROP TRIGGER tr3" {temp.tr1} {temp.tr1} + 8 t2 "DROP TRIGGER tr3" {main.tr1 main.tr2} {main.tr1 main.tr2} + 9 t3 "DROP TRIGGER tr3" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr2} +} { + + do_test 2.$tn.1 { + droptrigger_reopen_db + execsql " INSERT INTO $tbl VALUES('1', '2') " + set ::triggers_fired + } $before + + do_test 2.$tn.2 { + droptrigger_reopen_db + execsql $droptrigger + execsql " INSERT INTO $tbl VALUES('1', '2') " + set ::triggers_fired + } $after +} + +# EVIDENCE-OF: R-04950-25529 Once removed, the trigger definition is no +# longer present in the sqlite_schema (or sqlite_temp_schema) table and +# is not fired by any subsequent INSERT, UPDATE or DELETE statements. +# +# Test cases e_droptrigger-1.* test the first part of this statement +# (that dropped triggers do not appear in the schema table), and tests +# droptrigger-2.* test that dropped triggers are not fired by INSERT +# statements. The following tests verify that they are not fired by +# UPDATE or DELETE statements. +# +foreach {tn tbl droptrigger before after} { + 1 t1 "DROP TRIGGER tr1" {temp.tr1} {} + 2 t2 "DROP TRIGGER tr1" {main.tr1 main.tr2} {main.tr1 main.tr2} + 3 t3 "DROP TRIGGER tr1" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr3 aux.tr2} + + 4 t1 "DROP TRIGGER tr2" {temp.tr1} {temp.tr1} + 5 t2 "DROP TRIGGER tr2" {main.tr1 main.tr2} {main.tr1} + 6 t3 "DROP TRIGGER tr2" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr3 aux.tr2} + + 7 t1 "DROP TRIGGER tr3" {temp.tr1} {temp.tr1} + 8 t2 "DROP TRIGGER tr3" {main.tr1 main.tr2} {main.tr1 main.tr2} + 9 t3 "DROP TRIGGER tr3" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr2} +} { + + do_test 3.1.$tn.1 { + droptrigger_reopen_db UPDATE + execsql "UPDATE $tbl SET a = 'abc'" + set ::triggers_fired + } $before + + do_test 3.1.$tn.2 { + droptrigger_reopen_db UPDATE + execsql $droptrigger + execsql "UPDATE $tbl SET a = 'abc'" + set ::triggers_fired + } $after +} +foreach {tn tbl droptrigger before after} { + 1 t1 "DROP TRIGGER tr1" {temp.tr1} {} + 2 t2 "DROP TRIGGER tr1" {main.tr1 main.tr2} {main.tr1 main.tr2} + 3 t3 "DROP TRIGGER tr1" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr3 aux.tr2} + + 4 t1 "DROP TRIGGER tr2" {temp.tr1} {temp.tr1} + 5 t2 "DROP TRIGGER tr2" {main.tr1 main.tr2} {main.tr1} + 6 t3 "DROP TRIGGER tr2" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr3 aux.tr2} + + 7 t1 "DROP TRIGGER tr3" {temp.tr1} {temp.tr1} + 8 t2 "DROP TRIGGER tr3" {main.tr1 main.tr2} {main.tr1 main.tr2} + 9 t3 "DROP TRIGGER tr3" {aux.tr1 aux.tr3 aux.tr2} {aux.tr1 aux.tr2} +} { + + do_test 3.2.$tn.1 { + droptrigger_reopen_db DELETE + execsql "DELETE FROM $tbl" + set ::triggers_fired + } $before + + do_test 3.2.$tn.2 { + droptrigger_reopen_db DELETE + execsql $droptrigger + execsql "DELETE FROM $tbl" + set ::triggers_fired + } $after +} + +# EVIDENCE-OF: R-37808-62273 Note that triggers are automatically +# dropped when the associated table is dropped. +# +do_test 4.1 { + droptrigger_reopen_db + list_all_triggers +} {main.tr1 main.tr2 temp.tr1 aux.tr1 aux.tr2 aux.tr3} +do_test 4.2 { + droptrigger_reopen_db + execsql "DROP TABLE t1" + list_all_triggers +} {main.tr1 main.tr2 aux.tr1 aux.tr2 aux.tr3} +do_test 4.3 { + droptrigger_reopen_db + execsql "DROP TABLE t1" + list_all_triggers +} {main.tr1 main.tr2 aux.tr1 aux.tr2 aux.tr3} +do_test 4.4 { + droptrigger_reopen_db + execsql "DROP TABLE t1" + list_all_triggers +} {main.tr1 main.tr2 aux.tr1 aux.tr2 aux.tr3} + +finish_test |