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| -rw-r--r-- | test/exists.test | 199 |
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diff --git a/test/exists.test b/test/exists.test new file mode 100644 index 0000000..5f9e36e --- /dev/null +++ b/test/exists.test @@ -0,0 +1,199 @@ +# 2011 April 9 +# +# 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 regression tests for SQLite library. The +# focus of this file is testing the various schema modification statements +# that feature "IF EXISTS" or "IF NOT EXISTS" clauses. +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +source $testdir/lock_common.tcl + + +foreach jm {rollback wal} { + if {![wal_is_capable] && $jm=="wal"} continue + + set testprefix exists-$jm + + # This block of tests is targeted at CREATE XXX IF NOT EXISTS statements. + # + do_multiclient_test tn { + + # TABLE objects. + # + do_test 1.$tn.1.1 { + if {$jm == "wal"} { sql2 { PRAGMA journal_mode = WAL } } + sql2 { CREATE TABLE t1(x) } + sql1 { CREATE TABLE IF NOT EXISTS t1(a, b) } + sql2 { DROP TABLE t1 } + sql1 { CREATE TABLE IF NOT EXISTS t1(a, b) } + sql2 { SELECT name FROM sqlite_master WHERE type = 'table' } + } {t1} + + do_test 1.$tn.1.2 { + sql2 { CREATE TABLE t2(x) } + sql1 { CREATE TABLE IF NOT EXISTS t2 AS SELECT * FROM t1 } + sql2 { DROP TABLE t2 } + sql1 { CREATE TABLE IF NOT EXISTS t2 AS SELECT * FROM t1 } + sql2 { SELECT name FROM sqlite_master WHERE type = 'table' } + } {t1 t2} + + + # INDEX objects. + # + do_test 1.$tn.2 { + sql2 { CREATE INDEX i1 ON t1(a) } + sql1 { CREATE INDEX IF NOT EXISTS i1 ON t1(a, b) } + sql2 { DROP INDEX i1 } + sql1 { CREATE INDEX IF NOT EXISTS i1 ON t1(a, b) } + sql2 { SELECT name FROM sqlite_master WHERE type = 'index' } + } {i1} + + # VIEW objects. + # + do_test 1.$tn.3 { + sql2 { CREATE VIEW v1 AS SELECT * FROM t1 } + sql1 { CREATE VIEW IF NOT EXISTS v1 AS SELECT * FROM t1 } + sql2 { DROP VIEW v1 } + sql1 { CREATE VIEW IF NOT EXISTS v1 AS SELECT * FROM t1 } + sql2 { SELECT name FROM sqlite_master WHERE type = 'view' } + } {v1} + + # TRIGGER objects. + # + do_test $tn.4 { + sql2 { CREATE TRIGGER tr1 AFTER INSERT ON t1 BEGIN SELECT 1; END } + sql1 { CREATE TRIGGER IF NOT EXISTS tr1 AFTER INSERT ON t1 BEGIN SELECT 1; END } + sql2 { DROP TRIGGER tr1 } + sql1 { CREATE TRIGGER IF NOT EXISTS tr1 AFTER INSERT ON t1 BEGIN SELECT 1; END } + sql2 { SELECT name FROM sqlite_master WHERE type = 'trigger' } + } {tr1} + } + + # This block of tests is targeted at DROP XXX IF EXISTS statements. + # + do_multiclient_test tn { + + # TABLE objects. + # + do_test 2.$tn.1 { + if {$jm == "wal"} { sql1 { PRAGMA journal_mode = WAL } } + sql1 { DROP TABLE IF EXISTS t1 } + sql2 { CREATE TABLE t1(x) } + sql1 { DROP TABLE IF EXISTS t1 } + sql2 { SELECT name FROM sqlite_master WHERE type = 'table' } + } {} + + # INDEX objects. + # + do_test 2.$tn.2 { + sql1 { CREATE TABLE t2(x) } + sql1 { DROP INDEX IF EXISTS i2 } + sql2 { CREATE INDEX i2 ON t2(x) } + sql1 { DROP INDEX IF EXISTS i2 } + sql2 { SELECT name FROM sqlite_master WHERE type = 'index' } + } {} + + # VIEW objects. + # + do_test 2.$tn.3 { + sql1 { DROP VIEW IF EXISTS v1 } + sql2 { CREATE VIEW v1 AS SELECT * FROM t2 } + sql1 { DROP VIEW IF EXISTS v1 } + sql2 { SELECT name FROM sqlite_master WHERE type = 'view' } + } {} + + # TRIGGER objects. + # + do_test 2.$tn.4 { + sql1 { DROP TRIGGER IF EXISTS tr1 } + sql2 { CREATE TRIGGER tr1 AFTER INSERT ON t2 BEGIN SELECT 1; END } + sql1 { DROP TRIGGER IF EXISTS tr1 } + sql2 { SELECT name FROM sqlite_master WHERE type = 'trigger' } + } {} + } + + # This block of tests is targeted at DROP XXX IF EXISTS statements with + # attached databases. + # + do_multiclient_test tn { + + forcedelete test.db2 + do_test 3.$tn.0 { + sql1 { ATTACH 'test.db2' AS aux } + sql2 { ATTACH 'test.db2' AS aux } + } {} + + # TABLE objects. + # + do_test 3.$tn.1.1 { + sql1 { DROP TABLE IF EXISTS aux.t1 } + sql2 { CREATE TABLE aux.t1(x) } + sql1 { DROP TABLE IF EXISTS aux.t1 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'table' } + } {} + do_test 3.$tn.1.2 { + sql1 { DROP TABLE IF EXISTS t1 } + sql2 { CREATE TABLE aux.t1(x) } + sql1 { DROP TABLE IF EXISTS t1 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'table' } + } {} + + # INDEX objects. + # + do_test 3.$tn.2.1 { + sql1 { CREATE TABLE aux.t2(x) } + sql1 { DROP INDEX IF EXISTS aux.i2 } + sql2 { CREATE INDEX aux.i2 ON t2(x) } + sql1 { DROP INDEX IF EXISTS aux.i2 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'index' } + } {} + do_test 3.$tn.2.2 { + sql1 { DROP INDEX IF EXISTS i2 } + sql2 { CREATE INDEX aux.i2 ON t2(x) } + sql1 { DROP INDEX IF EXISTS i2 } + sql2 { SELECT * FROM aux.sqlite_master WHERE type = 'index' } + } {} + + # VIEW objects. + # + do_test 3.$tn.3.1 { + sql1 { DROP VIEW IF EXISTS aux.v1 } + sql2 { CREATE VIEW aux.v1 AS SELECT * FROM t2 } + sql1 { DROP VIEW IF EXISTS aux.v1 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'view' } + } {} + do_test 3.$tn.3.2 { + sql1 { DROP VIEW IF EXISTS v1 } + sql2 { CREATE VIEW aux.v1 AS SELECT * FROM t2 } + sql1 { DROP VIEW IF EXISTS v1 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'view' } + } {} + + # TRIGGER objects. + # + do_test 3.$tn.4.1 { + sql1 { DROP TRIGGER IF EXISTS aux.tr1 } + sql2 { CREATE TRIGGER aux.tr1 AFTER INSERT ON t2 BEGIN SELECT 1; END } + sql1 { DROP TRIGGER IF EXISTS aux.tr1 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'trigger' } + } {} + do_test 3.$tn.4.2 { + sql1 { DROP TRIGGER IF EXISTS tr1 } + sql2 { CREATE TRIGGER aux.tr1 AFTER INSERT ON t2 BEGIN SELECT 1; END } + sql1 { DROP TRIGGER IF EXISTS tr1 } + sql2 { SELECT name FROM aux.sqlite_master WHERE type = 'trigger' } + } {} + } +} + + +finish_test |