From 569c6676a6ddb0ff73821d7693b5e18ddef809b9 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Thu, 16 Oct 2014 22:51:35 -0400 Subject: Imported Upstream version 3.2.0 --- test/with2.test | 418 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 418 insertions(+) create mode 100644 test/with2.test (limited to 'test/with2.test') diff --git a/test/with2.test b/test/with2.test new file mode 100644 index 0000000..eb06147 --- /dev/null +++ b/test/with2.test @@ -0,0 +1,418 @@ +# 2014 January 11 +# +# 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 WITH clause. +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +set ::testprefix with2 + +ifcapable {!cte} { + finish_test + return +} + +do_execsql_test 1.0 { + CREATE TABLE t1(a); + INSERT INTO t1 VALUES(1); + INSERT INTO t1 VALUES(2); +} + +do_execsql_test 1.1 { + WITH x1 AS (SELECT * FROM t1) + SELECT sum(a) FROM x1; +} {3} + +do_execsql_test 1.2 { + WITH x1 AS (SELECT * FROM t1) + SELECT (SELECT sum(a) FROM x1); +} {3} + +do_execsql_test 1.3 { + WITH x1 AS (SELECT * FROM t1) + SELECT (SELECT sum(a) FROM x1); +} {3} + +do_execsql_test 1.4 { + CREATE TABLE t2(i); + INSERT INTO t2 VALUES(2); + INSERT INTO t2 VALUES(3); + INSERT INTO t2 VALUES(5); + + WITH x1 AS (SELECT i FROM t2), + i(a) AS ( + SELECT min(i)-1 FROM x1 UNION SELECT a+1 FROM i WHERE a<10 + ) + SELECT a FROM i WHERE a NOT IN x1 +} {1 4 6 7 8 9 10} + +do_execsql_test 1.5 { + WITH x1 AS (SELECT a FROM t1), + x2 AS (SELECT i FROM t2), + x3 AS (SELECT * FROM x1, x2 WHERE x1.a IN x2 AND x2.i IN x1) + SELECT * FROM x3 +} {2 2} + +do_execsql_test 1.6 { + CREATE TABLE t3 AS SELECT 3 AS x; + CREATE TABLE t4 AS SELECT 4 AS x; + + WITH x1 AS (SELECT * FROM t3), + x2 AS ( + WITH t3 AS (SELECT * FROM t4) + SELECT * FROM x1 + ) + SELECT * FROM x2; +} {3} + +do_execsql_test 1.7 { + WITH x2 AS ( + WITH t3 AS (SELECT * FROM t4) + SELECT * FROM t3 + ) + SELECT * FROM x2; +} {4} + +do_execsql_test 1.8 { + WITH x2 AS ( + WITH t3 AS (SELECT * FROM t4) + SELECT * FROM main.t3 + ) + SELECT * FROM x2; +} {3} + +do_execsql_test 1.9 { + WITH x1 AS (SELECT * FROM t1) + SELECT (SELECT sum(a) FROM x1), (SELECT max(a) FROM x1); +} {3 2} + +do_execsql_test 1.10 { + WITH x1 AS (SELECT * FROM t1) + SELECT (SELECT sum(a) FROM x1), (SELECT max(a) FROM x1), a FROM x1; +} {3 2 1 3 2 2} + +do_execsql_test 1.11 { + WITH + i(x) AS ( + WITH + j(x) AS ( SELECT * FROM i ), + i(x) AS ( SELECT * FROM t1 ) + SELECT * FROM j + ) + SELECT * FROM i; +} {1 2} + +do_execsql_test 1.12 { + WITH r(i) AS ( + VALUES('.') + UNION ALL + SELECT i || '.' FROM r, ( + SELECT x FROM x INTERSECT SELECT y FROM y + ) WHERE length(i) < 10 + ), + x(x) AS ( VALUES(1) UNION ALL VALUES(2) UNION ALL VALUES(3) ), + y(y) AS ( VALUES(2) UNION ALL VALUES(4) UNION ALL VALUES(6) ) + + SELECT * FROM r; +} {. .. ... .... ..... ...... ....... ........ ......... ..........} + +do_execsql_test 1.13 { + WITH r(i) AS ( + VALUES('.') + UNION ALL + SELECT i || '.' FROM r, ( SELECT x FROM x WHERE x=2 ) WHERE length(i) < 10 + ), + x(x) AS ( VALUES(1) UNION ALL VALUES(2) UNION ALL VALUES(3) ) + + SELECT * FROM r ORDER BY length(i) DESC; +} {.......... ......... ........ ....... ...... ..... .... ... .. .} + +do_execsql_test 1.14 { + WITH + t4(x) AS ( + VALUES(4) + UNION ALL + SELECT x+1 FROM t4 WHERE x<10 + ) + SELECT * FROM t4; +} {4 5 6 7 8 9 10} + +do_execsql_test 1.15 { + WITH + t4(x) AS ( + VALUES(4) + UNION ALL + SELECT x+1 FROM main.t4 WHERE x<10 + ) + SELECT * FROM t4; +} {4 5} + +do_catchsql_test 1.16 { + WITH + t4(x) AS ( + VALUES(4) + UNION ALL + SELECT x+1 FROM t4, main.t4, t4 WHERE x<10 + ) + SELECT * FROM t4; +} {1 {multiple references to recursive table: t4}} + + +#--------------------------------------------------------------------------- +# Check that variables can be used in CTEs. +# +set ::min [expr 3] +set ::max [expr 9] +do_execsql_test 2.1 { + WITH i(x) AS ( + VALUES($min) UNION ALL SELECT x+1 FROM i WHERE x < $max + ) + SELECT * FROM i; +} {3 4 5 6 7 8 9} + +do_execsql_test 2.2 { + WITH i(x) AS ( + VALUES($min) UNION ALL SELECT x+1 FROM i WHERE x < $max + ) + SELECT x FROM i JOIN i AS j USING (x); +} {3 4 5 6 7 8 9} + +#--------------------------------------------------------------------------- +# Check that circular references are rejected. +# +do_catchsql_test 3.1 { + WITH i(x, y) AS ( VALUES(1, (SELECT x FROM i)) ) + SELECT * FROM i; +} {1 {circular reference: i}} + +do_catchsql_test 3.2 { + WITH + i(x) AS ( SELECT * FROM j ), + j(x) AS ( SELECT * FROM k ), + k(x) AS ( SELECT * FROM i ) + SELECT * FROM i; +} {1 {circular reference: i}} + +do_catchsql_test 3.3 { + WITH + i(x) AS ( SELECT * FROM (SELECT * FROM j) ), + j(x) AS ( SELECT * FROM (SELECT * FROM i) ) + SELECT * FROM i; +} {1 {circular reference: i}} + +do_catchsql_test 3.4 { + WITH + i(x) AS ( SELECT * FROM (SELECT * FROM j) ), + j(x) AS ( SELECT * FROM (SELECT * FROM i) ) + SELECT * FROM j; +} {1 {circular reference: j}} + +do_catchsql_test 3.5 { + WITH + i(x) AS ( + WITH j(x) AS ( SELECT * FROM i ) + SELECT * FROM j + ) + SELECT * FROM i; +} {1 {circular reference: i}} + +#--------------------------------------------------------------------------- +# Try empty and very long column lists. +# +do_catchsql_test 4.1 { + WITH x() AS ( SELECT 1,2,3 ) + SELECT * FROM x; +} {1 {near ")": syntax error}} + +proc genstmt {n} { + for {set i 1} {$i<=$n} {incr i} { + lappend cols "c$i" + lappend vals $i + } + return " + WITH x([join $cols ,]) AS (SELECT [join $vals ,]) + SELECT (c$n == $n) FROM x + " +} + +do_execsql_test 4.2 [genstmt 10] 1 +do_execsql_test 4.3 [genstmt 100] 1 +do_execsql_test 4.4 [genstmt 255] 1 +set nLimit [sqlite3_limit db SQLITE_LIMIT_COLUMN -1] +do_execsql_test 4.5 [genstmt [expr $nLimit-1]] 1 +do_execsql_test 4.6 [genstmt $nLimit] 1 +do_catchsql_test 4.7 [genstmt [expr $nLimit+1]] {1 {too many columns in index}} + +#--------------------------------------------------------------------------- +# Check that adding a WITH clause to an INSERT disables the xfer +# optimization. +# +proc do_xfer_test {tn bXfer sql {res {}}} { + set ::sqlite3_xferopt_count 0 + uplevel [list do_test $tn [subst -nocommands { + set dres [db eval {$sql}] + list [set ::sqlite3_xferopt_count] [set dres] + }] [list $bXfer $res]] +} + +do_execsql_test 5.1 { + DROP TABLE IF EXISTS t1; + DROP TABLE IF EXISTS t2; + CREATE TABLE t1(a, b); + CREATE TABLE t2(a, b); +} + +do_xfer_test 5.2 1 { INSERT INTO t1 SELECT * FROM t2 } +do_xfer_test 5.3 0 { INSERT INTO t1 SELECT a, b FROM t2 } +do_xfer_test 5.4 0 { INSERT INTO t1 SELECT b, a FROM t2 } +do_xfer_test 5.5 0 { + WITH x AS (SELECT a, b FROM t2) INSERT INTO t1 SELECT * FROM x +} +do_xfer_test 5.6 0 { + WITH x AS (SELECT a, b FROM t2) INSERT INTO t1 SELECT * FROM t2 +} +do_xfer_test 5.7 0 { + INSERT INTO t1 WITH x AS ( SELECT * FROM t2 ) SELECT * FROM x +} +do_xfer_test 5.8 0 { + INSERT INTO t1 WITH x(a,b) AS ( SELECT * FROM t2 ) SELECT * FROM x +} + +#--------------------------------------------------------------------------- +# Check that syntax (and other) errors in statements with WITH clauses +# attached to them do not cause problems (e.g. memory leaks). +# +do_execsql_test 6.1 { + DROP TABLE IF EXISTS t1; + DROP TABLE IF EXISTS t2; + CREATE TABLE t1(a, b); + CREATE TABLE t2(a, b); +} + +do_catchsql_test 6.2 { + WITH x AS (SELECT * FROM t1) + INSERT INTO t2 VALUES(1, 2,); +} {1 {near ")": syntax error}} + +do_catchsql_test 6.3 { + WITH x AS (SELECT * FROM t1) + INSERT INTO t2 SELECT a, b, FROM t1; +} {1 {near "FROM": syntax error}} + +do_catchsql_test 6.3 { + WITH x AS (SELECT * FROM t1) + INSERT INTO t2 SELECT a, b FROM abc; +} {1 {no such table: abc}} + +do_catchsql_test 6.4 { + WITH x AS (SELECT * FROM t1) + INSERT INTO t2 SELECT a, b, FROM t1 a a a; +} {1 {near "FROM": syntax error}} + +do_catchsql_test 6.5 { + WITH x AS (SELECT * FROM t1) + DELETE FROM t2 WHERE; +} {1 {near ";": syntax error}} + +do_catchsql_test 6.6 { + WITH x AS (SELECT * FROM t1) DELETE FROM t2 WHERE +} {/1 {near .* syntax error}/} + +do_catchsql_test 6.7 { + WITH x AS (SELECT * FROM t1) DELETE FROM t2 WHRE 1; +} {/1 {near .* syntax error}/} + +do_catchsql_test 6.8 { + WITH x AS (SELECT * FROM t1) UPDATE t2 SET a = 10, b = ; +} {/1 {near .* syntax error}/} + +do_catchsql_test 6.9 { + WITH x AS (SELECT * FROM t1) UPDATE t2 SET a = 10, b = 1 WHERE a===b; +} {/1 {near .* syntax error}/} + +do_catchsql_test 6.10 { + WITH x(a,b) AS ( + SELECT 1, 1 + UNION ALL + SELECT a*b,a+b FROM x WHERE c=2 + ) + SELECT * FROM x +} {1 {no such column: c}} + +#------------------------------------------------------------------------- +# Recursive queries in IN(...) expressions. +# +do_execsql_test 7.1 { + CREATE TABLE t5(x INTEGER); + CREATE TABLE t6(y INTEGER); + + WITH s(x) AS ( VALUES(7) UNION ALL SELECT x+7 FROM s WHERE x<49 ) + INSERT INTO t5 + SELECT * FROM s; + + INSERT INTO t6 + WITH s(x) AS ( VALUES(2) UNION ALL SELECT x+2 FROM s WHERE x<49 ) + SELECT * FROM s; +} + +do_execsql_test 7.2 { + SELECT * FROM t6 WHERE y IN (SELECT x FROM t5) +} {14 28 42} + +do_execsql_test 7.3 { + WITH ss AS (SELECT x FROM t5) + SELECT * FROM t6 WHERE y IN (SELECT x FROM ss) +} {14 28 42} + +do_execsql_test 7.4 { + WITH ss(x) AS ( VALUES(7) UNION ALL SELECT x+7 FROM ss WHERE x<49 ) + SELECT * FROM t6 WHERE y IN (SELECT x FROM ss) +} {14 28 42} + +do_execsql_test 7.5 { + SELECT * FROM t6 WHERE y IN ( + WITH ss(x) AS ( VALUES(7) UNION ALL SELECT x+7 FROM ss WHERE x<49 ) + SELECT x FROM ss + ) +} {14 28 42} + +#------------------------------------------------------------------------- +# At one point the following was causing an assertion failure and a +# memory leak. +# +do_execsql_test 8.1 { + CREATE TABLE t7(y); + INSERT INTO t7 VALUES(NULL); + CREATE VIEW v AS SELECT * FROM t7 ORDER BY y; +} + +do_execsql_test 8.2 { + WITH q(a) AS ( + SELECT 1 + UNION + SELECT a+1 FROM q, v WHERE a<5 + ) + SELECT * FROM q; +} {1 2 3 4 5} + +do_execsql_test 8.3 { + WITH q(a) AS ( + SELECT 1 + UNION ALL + SELECT a+1 FROM q, v WHERE a<5 + ) + SELECT * FROM q; +} {1 2 3 4 5} + + +finish_test + -- cgit v1.2.3