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Diffstat (limited to '')
| -rw-r--r-- | ext/session/sessioninvert.test | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/ext/session/sessioninvert.test b/ext/session/sessioninvert.test new file mode 100644 index 0000000..b7c157d --- /dev/null +++ b/ext/session/sessioninvert.test @@ -0,0 +1,183 @@ +# 2018 October 18 +# +# 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. +# + +if {![info exists testdir]} { + set testdir [file join [file dirname [info script]] .. .. test] +} +source [file join [file dirname [info script]] session_common.tcl] +source $testdir/tester.tcl +ifcapable !session {finish_test; return} + +set testprefix sessioninvert + +proc iter_invert {C} { + set x [list] + sqlite3session_foreach -invert c $C { lappend x $c } + set x +} + +proc do_invert_test {tn sql {iter {}}} { + + forcecopy test.db test.db2 + sqlite3 db2 test.db2 + + set C [changeset_from_sql $sql] + + forcecopy test.db test.db3 + sqlite3 db3 test.db3 + uplevel [list do_test $tn.1 [list compare_db db db3] {}] + + set I [sqlite3changeset_invert $C] + sqlite3changeset_apply db $I {} + uplevel [list do_test $tn.2 [list compare_db db db2] {}] + + sqlite3changeset_apply_v2 -invert db3 $C {} + uplevel [list do_test $tn.3 [list compare_db db db3] {}] + + if {$iter!=""} { + uplevel [list do_test $tn.4 [list iter_invert $C] [list {*}$iter]] + } + + catch { db2 close } + catch { db3 close } +} + +do_execsql_test 1.0 { + CREATE TABLE t1(a PRIMARY KEY, b, c); + CREATE TABLE t2(d, e, f, PRIMARY KEY(e, f)); + + INSERT INTO t1 VALUES(1, 'one', 'i'); + INSERT INTO t1 VALUES(2, 'two', 'ii'); + INSERT INTO t1 VALUES(3, 'three', 'iii'); + INSERT INTO t1 VALUES(4, 'four', 'iv'); + INSERT INTO t1 VALUES(5, 'five', 'v'); + INSERT INTO t1 VALUES(6, 'six', 'vi'); + + INSERT INTO t2 SELECT * FROM t1; +} + +do_invert_test 1.1 { + INSERT INTO t1 VALUES(7, 'seven', 'vii'); +} { + {DELETE t1 0 X.. {i 7 t seven t vii} {}} +} + +do_invert_test 1.2 { + DELETE FROM t1 WHERE a<4; +} { + {INSERT t1 0 X.. {} {i 1 t one t i}} + {INSERT t1 0 X.. {} {i 2 t two t ii}} + {INSERT t1 0 X.. {} {i 3 t three t iii}} +} + +do_invert_test 1.3 { + UPDATE t1 SET c=5; +} { + {UPDATE t1 0 X.. {i 1 {} {} i 5} {{} {} {} {} t i}} + {UPDATE t1 0 X.. {i 2 {} {} i 5} {{} {} {} {} t ii}} + {UPDATE t1 0 X.. {i 3 {} {} i 5} {{} {} {} {} t iii}} + {UPDATE t1 0 X.. {i 4 {} {} i 5} {{} {} {} {} t iv}} + {UPDATE t1 0 X.. {i 5 {} {} i 5} {{} {} {} {} t v}} + {UPDATE t1 0 X.. {i 6 {} {} i 5} {{} {} {} {} t vi}} +} + +do_invert_test 1.4 { + UPDATE t1 SET b = a+1 WHERE a%2; + DELETE FROM t2; + INSERT INTO t1 VALUES(10, 'ten', NULL); +} + +do_invert_test 1.5 { + UPDATE t2 SET d = d-1; +} { + {UPDATE t2 0 .XX {i 2 t three t iii} {i 3 {} {} {} {}}} + {UPDATE t2 0 .XX {i 1 t two t ii} {i 2 {} {} {} {}}} + {UPDATE t2 0 .XX {i 5 t six t vi} {i 6 {} {} {} {}}} + {UPDATE t2 0 .XX {i 3 t four t iv} {i 4 {} {} {} {}}} + {UPDATE t2 0 .XX {i 0 t one t i} {i 1 {} {} {} {}}} + {UPDATE t2 0 .XX {i 4 t five t v} {i 5 {} {} {} {}}} +} + +do_execsql_test 2.0 { + ANALYZE; + PRAGMA writable_schema = 1; + DROP TABLE IF EXISTS sqlite_stat4; + SELECT * FROM sqlite_stat1; +} { + t2 sqlite_autoindex_t2_1 {6 1 1} + t1 sqlite_autoindex_t1_1 {6 1} +} + +do_invert_test 2.1 { + INSERT INTO sqlite_stat1 VALUES('t3', 'idx2', '1 2 3'); +} { + {DELETE sqlite_stat1 0 XX. {t t3 t idx2 t {1 2 3}} {}} +} + +do_invert_test 2.2 { + DELETE FROM sqlite_stat1; +} { + {INSERT sqlite_stat1 0 XX. {} {t t1 t sqlite_autoindex_t1_1 t {6 1}}} + {INSERT sqlite_stat1 0 XX. {} {t t2 t sqlite_autoindex_t2_1 t {6 1 1}}} +} + +do_invert_test 2.3 { + UPDATE sqlite_stat1 SET stat = 'hello world'; +} + +do_test 3.0 { + forcecopy test.db test.db2 + sqlite3 db2 test.db2 + set P [patchset_from_sql { + INSERT INTO t2 VALUES(1, 2, 3); + DELETE FROM t2 WHERE d = 3; + }] + + list [catch { sqlite3changeset_apply_v2 -invert db2 $P {} } msg] $msg +} {1 SQLITE_CORRUPT} + +do_test 3.1 { + list [catch { sqlite3session_foreach -invert db2 $P {} } msg] $msg +} {1 SQLITE_CORRUPT} + +do_test 3.2 { + sqlite3changeset_apply_v2 db2 $P {} + compare_db db db2 +} {} + +#------------------------------------------------------------------------- +# +reset_db +do_execsql_test 4.0 { + CREATE TABLE t1(a INTEGER PRIMARY KEY, b UNIQUE); + INSERT INTO t1 VALUES(1, 'one'); + INSERT INTO t1 VALUES(2, 'two'); + INSERT INTO t1 VALUES(3, 'three'); + INSERT INTO t1 VALUES(4, 'four'); +} + +do_invert_test 4.1 { + DELETE FROM t1; + INSERT INTO t1 VALUES(1, 'two'); + INSERT INTO t1 VALUES(2, 'five'); + INSERT INTO t1 VALUES(3, 'one'); + INSERT INTO t1 VALUES(4, 'three'); +} { + {UPDATE t1 0 X. {i 1 t two} {{} {} t one}} + {UPDATE t1 0 X. {i 2 t five} {{} {} t two}} + {UPDATE t1 0 X. {i 3 t one} {{} {} t three}} + {UPDATE t1 0 X. {i 4 t three} {{} {} t four}} +} + + +finish_test |