# 2003 January 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 regression tests for SQLite library. The

# focus of this script testing the callback-free C/C++ API.

#

# $Id: capi2.test,v 1.37 2008/12/30 17:55:00 drh Exp $

#

set testdir [file dirname $argv0]

source $testdir/tester.tcl

# Return the text values from the current row pointed at by STMT as a list.

proc get_row_values {STMT} {

set VALUES [list]

for {set i 0} {$i < [sqlite3_data_count $STMT]} {incr i} {

lappend VALUES [sqlite3_column_text $STMT $i]

}

return $VALUES

}

# Return the column names followed by declaration types for the result set

# of the SQL statement STMT.

#

# i.e. for:

# CREATE TABLE abc(a text, b integer);

# SELECT * FROM abc;

#

# The result is {a b text integer}

proc get_column_names {STMT} {

set VALUES [list]

for {set i 0} {$i < [sqlite3_column_count $STMT]} {incr i} {

lappend VALUES [sqlite3_column_name $STMT $i]

}

for {set i 0} {$i < [sqlite3_column_count $STMT]} {incr i} {

lappend VALUES [sqlite3_column_decltype $STMT $i]

}

return $VALUES

}

# Check basic functionality

#

do_test capi2-1.1 {

set DB [sqlite3_connection_pointer db]

execsql {CREATE TABLE t1(a,b,c)}

set VM [sqlite3_prepare $DB {SELECT name, rowid FROM sqlite_master} -1 TAIL]

set TAIL

} {}

do_test capi2-1.2 {

sqlite3_step $VM

} {SQLITE_ROW}

do_test capi2-1.3 {

sqlite3_data_count $VM

} {2}

do_test capi2-1.4 {

get_row_values $VM

} {t1 1}

do_test capi2-1.5 {

get_column_names $VM

} {name rowid text INTEGER}

do_test capi2-1.6 {

sqlite3_step $VM

} {SQLITE_DONE}

do_test capi2-1.7 {

list [sqlite3_column_count $VM] [get_row_values $VM] [get_column_names $VM]

} {2 {} {name rowid text INTEGER}}

# This used to be SQLITE_MISUSE. But now we automatically reset prepared

# statements.

ifcapable autoreset {

do_test capi2-1.8 {

sqlite3_step $VM

} {SQLITE_ROW}

} else {

do_test capi2-1.8 {

sqlite3_step $VM

} {SQLITE_MISUSE}

}

# Update: In v2, once SQLITE_MISUSE is returned the statement handle cannot

# be interrogated for more information. However in v3, since the column

# count, names and types are determined at compile time, these are still

# accessible after an SQLITE_MISUSE error.

do_test capi2-1.9 {

sqlite3_reset $VM

list [sqlite3_column_count $VM] [get_row_values $VM] [get_column_names $VM]

} {2 {} {name rowid text INTEGER}}

do_test capi2-1.10 {

sqlite3_data_count $VM

} {0}

do_test capi2-1.11 {

sqlite3_finalize $VM

} {SQLITE_OK}

# Check to make sure that the "tail" of a multi-statement SQL script

# is returned by sqlite3_prepare.

#

do_test capi2-2.1 {

set SQL {

SELECT name, rowid FROM sqlite_master;

SELECT name, rowid FROM sqlite_master WHERE 0;

-- A comment at the end

}

set VM [sqlite3_prepare $DB $SQL -1 SQL]

set SQL

} {

SELECT name, rowid FROM sqlite_master WHERE 0;

-- A comment at the end

}

do_test capi2-2.2 {

set r [sqlite3_step $VM]

lappend r [sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_ROW 2 {t1 1} {name rowid text INTEGER}}

do_test capi2-2.3 {

set r [sqlite3_step $VM]

lappend r [sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_DONE 2 {} {name rowid text INTEGER}}

do_test capi2-2.4 {

sqlite3_finalize $VM

} {SQLITE_OK}

do_test capi2-2.5 {

set VM [sqlite3_prepare $DB $SQL -1 SQL]

set SQL

} {

-- A comment at the end

}

do_test capi2-2.6 {

set r [sqlite3_step $VM]

lappend r [sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_DONE 2 {} {name rowid text INTEGER}}

do_test capi2-2.7 {

sqlite3_finalize $VM

} {SQLITE_OK}

do_test capi2-2.8 {

set VM [sqlite3_prepare $DB $SQL -1 SQL]

list $SQL $VM

} {{} {}}

# Check the error handling.

#

do_test capi2-3.1 {

set rc [catch {

sqlite3_prepare $DB {select bogus from sqlite_master} -1 TAIL

} msg]

lappend rc $msg $TAIL

} {1 {(1) no such column: bogus} {}}

do_test capi2-3.2 {

set rc [catch {

sqlite3_prepare $DB {select bogus from } -1 TAIL

} msg]

lappend rc $msg $TAIL

} {1 {(1) near " ": syntax error} {}}

do_test capi2-3.3 {

set rc [catch {

sqlite3_prepare $DB {;;;;select bogus from sqlite_master} -1 TAIL

} msg]

lappend rc $msg $TAIL

} {1 {(1) no such column: bogus} {}}

do_test capi2-3.4 {

set rc [catch {

sqlite3_prepare $DB {select bogus from sqlite_master;x;} -1 TAIL

} msg]

lappend rc $msg $TAIL

} {1 {(1) no such column: bogus} {x;}}

do_test capi2-3.5 {

set rc [catch {

sqlite3_prepare $DB {select bogus from sqlite_master;;;x;} -1 TAIL

} msg]

lappend rc $msg $TAIL

} {1 {(1) no such column: bogus} {;;x;}}

do_test capi2-3.6 {

set rc [catch {

sqlite3_prepare $DB {select 5/0} -1 TAIL

} VM]

lappend rc $TAIL

} {0 {}}

do_test capi2-3.7 {

list [sqlite3_step $VM] \

[sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_ROW 1 {{}} {5/0 {}}}

do_test capi2-3.8 {

sqlite3_finalize $VM

} {SQLITE_OK}

do_test capi2-3.9 {

execsql {CREATE UNIQUE INDEX i1 ON t1(a)}

set VM [sqlite3_prepare $DB {INSERT INTO t1 VALUES(1,2,3)} -1 TAIL]

set TAIL

} {}

do_test capi2-3.9b {db changes} {0}

do_test capi2-3.10 {

list [sqlite3_step $VM] \

[sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_DONE 0 {} {}}

# Update for v3 - the change has not actually happened until the query is

# finalized. Is this going to cause trouble for anyone? Lee Nelson maybe?

# (Later:) The change now happens just before SQLITE_DONE is returned.

do_test capi2-3.10b {db changes} {1}

do_test capi2-3.11 {

sqlite3_finalize $VM

} {SQLITE_OK}

do_test capi2-3.11b {db changes} {1}

#do_test capi2-3.12-misuse {

# sqlite3_finalize $VM

#} {SQLITE_MISUSE}

do_test capi2-3.13 {

set VM [sqlite3_prepare $DB {INSERT INTO t1 VALUES(1,3,4)} -1 TAIL]

list [sqlite3_step $VM] \

[sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_ERROR 0 {} {}}

# Update for v3: Preparing a statement does not affect the change counter.

# (Test result changes from 0 to 1). (Later:) change counter updates occur

# when sqlite3_step returns, not at finalize time.

do_test capi2-3.13b {db changes} {0}

do_test capi2-3.14 {

list [sqlite3_finalize $VM] [sqlite3_errmsg $DB] \

[sqlite3_extended_errcode $DB]

} {SQLITE_CONSTRAINT {column a is not unique} SQLITE_CONSTRAINT_UNIQUE}

do_test capi2-3.15 {

set VM [sqlite3_prepare $DB {CREATE TABLE t2(a NOT NULL, b)} -1 TAIL]

set TAIL

} {}

do_test capi2-3.16 {

list [sqlite3_step $VM] \

[sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_DONE 0 {} {}}

do_test capi2-3.17 {

list [sqlite3_finalize $VM] [sqlite3_errmsg $DB]

} {SQLITE_OK {not an error}}

do_test capi2-3.18 {

set VM [sqlite3_prepare $DB {INSERT INTO t2 VALUES(NULL,2)} -1 TAIL]

list [sqlite3_step $VM] \

[sqlite3_column_count $VM] \

[get_row_values $VM] \

[get_column_names $VM]

} {SQLITE_ERROR 0 {} {}}

do_test capi2-3.19 {

list [sqlite3_finalize $VM] [sqlite3_errmsg $DB] \

[sqlite3_extended_errcode $DB]

} {SQLITE_CONSTRAINT {t2.a may not be NULL} SQLITE_CONSTRAINT_NOTNULL}

do_test capi2-3.20 {

execsql {

CREATE TABLE a1(message_id, name , UNIQUE(message_id, name) );

INSERT INTO a1 VALUES(1, 1);

}

} {}

do_test capi2-3.21 {

set VM [sqlite3_prepare $DB {INSERT INTO a1 VALUES(1, 1)} -1 TAIL]

sqlite3_step $VM

} {SQLITE_ERROR}

do_test capi2-3.22 {

sqlite3_errcode $DB

} {SQLITE_ERROR}

do_test capi2-3.23 {

sqlite3_finalize $VM

} {SQLITE_CONSTRAINT}

do_test capi2-3.24 {

list [sqlite3_errcode $DB] [sqlite3_extended_errcode $DB]

} {SQLITE_CONSTRAINT SQLITE_CONSTRAINT_UNIQUE}

# Two or more virtual machines exists at the same time.

#

do_test capi2-4.1 {

set VM1 [sqlite3_prepare $DB {INSERT INTO t2 VALUES(1,2)} -1 TAIL]

set TAIL

} {}

do_test capi2-4.2 {

set VM2 [sqlite3_prepare $DB {INSERT INTO t2 VALUES(2,3)} -1 TAIL]

set TAIL

} {}

do_test capi2-4.3 {

set VM3 [sqlite3_prepare $DB {INSERT INTO t2 VALUES(3,4)} -1 TAIL]

set TAIL

} {}

do_test capi2-4.4 {

list [sqlite3_step $VM2] \

[sqlite3_column_count $VM2] \

[get_row_values $VM2] \

[get_column_names $VM2]

} {SQLITE_DONE 0 {} {}}

do_test capi2-4.5 {

execsql {SELECT * FROM t2 ORDER BY a}

} {2 3}

do_test capi2-4.6 {

sqlite3_finalize $VM2

} {SQLITE_OK}

do_test capi2-4.7 {

list [sqlite3_step $VM3] \

[sqlite3_column_count $VM3] \

[get_row_values $VM3] \

[get_column_names $VM3]

} {SQLITE_DONE 0 {} {}}

do_test capi2-4.8 {

execsql {SELECT * FROM t2 ORDER BY a}

} {2 3 3 4}

do_test capi2-4.9 {

sqlite3_finalize $VM3

} {SQLITE_OK}

do_test capi2-4.10 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_DONE 0 {} {}}

do_test capi2-4.11 {

execsql {SELECT * FROM t2 ORDER BY a}

} {1 2 2 3 3 4}

do_test capi2-4.12 {

sqlite3_finalize $VM1

} {SQLITE_OK}

# Interleaved SELECTs

#

do_test capi2-5.1 {

set VM1 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]

set VM2 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]

set VM3 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 2 {2 3} {a b {} {}}}

do_test capi2-5.2 {

list [sqlite3_step $VM2] \

[sqlite3_column_count $VM2] \

[get_row_values $VM2] \

[get_column_names $VM2]

} {SQLITE_ROW 2 {2 3} {a b {} {}}}

do_test capi2-5.3 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 2 {3 4} {a b {} {}}}

do_test capi2-5.4 {

list [sqlite3_step $VM3] \

[sqlite3_column_count $VM3] \

[get_row_values $VM3] \

[get_column_names $VM3]

} {SQLITE_ROW 2 {2 3} {a b {} {}}}

do_test capi2-5.5 {

list [sqlite3_step $VM3] \

[sqlite3_column_count $VM3] \

[get_row_values $VM3] \

[get_column_names $VM3]

} {SQLITE_ROW 2 {3 4} {a b {} {}}}

do_test capi2-5.6 {

list [sqlite3_step $VM3] \

[sqlite3_column_count $VM3] \

[get_row_values $VM3] \

[get_column_names $VM3]

} {SQLITE_ROW 2 {1 2} {a b {} {}}}

do_test capi2-5.7 {

list [sqlite3_step $VM3] \

[sqlite3_column_count $VM3] \

[get_row_values $VM3] \

[get_column_names $VM3]

} {SQLITE_DONE 2 {} {a b {} {}}}

do_test capi2-5.8 {

sqlite3_finalize $VM3

} {SQLITE_OK}

do_test capi2-5.9 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 2 {1 2} {a b {} {}}}

do_test capi2-5.10 {

sqlite3_finalize $VM1

} {SQLITE_OK}

do_test capi2-5.11 {

list [sqlite3_step $VM2] \

[sqlite3_column_count $VM2] \

[get_row_values $VM2] \

[get_column_names $VM2]

} {SQLITE_ROW 2 {3 4} {a b {} {}}}

do_test capi2-5.12 {

list [sqlite3_step $VM2] \

[sqlite3_column_count $VM2] \

[get_row_values $VM2] \

[get_column_names $VM2]

} {SQLITE_ROW 2 {1 2} {a b {} {}}}

do_test capi2-5.11 {

sqlite3_finalize $VM2

} {SQLITE_OK}

# Check for proper SQLITE_BUSY returns.

#

do_test capi2-6.1 {

execsql {

BEGIN;

CREATE TABLE t3(x counter);

INSERT INTO t3 VALUES(1);

INSERT INTO t3 VALUES(2);

INSERT INTO t3 SELECT x+2 FROM t3;

INSERT INTO t3 SELECT x+4 FROM t3;

INSERT INTO t3 SELECT x+8 FROM t3;

COMMIT;

}

set VM1 [sqlite3_prepare $DB {SELECT * FROM t3} -1 TAIL]

sqlite3 db2 test.db

execsql {BEGIN} db2

} {}

# Update for v3: BEGIN doesn't write-lock the database. It is quite

# difficult to get v3 to write-lock the database, which causes a few

# problems for test scripts.

#

# do_test capi2-6.2 {

# list [sqlite3_step $VM1] \

# [sqlite3_column_count $VM1] \

# [get_row_values $VM1] \

# [get_column_names $VM1]

# } {SQLITE_BUSY 0 {} {}}

do_test capi2-6.3 {

execsql {COMMIT} db2

} {}

do_test capi2-6.4 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 1 {x counter}}

do_test capi2-6.5 {

catchsql {INSERT INTO t3 VALUES(10);} db2

} {1 {database is locked}}

do_test capi2-6.6 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 2 {x counter}}

do_test capi2-6.7 {

execsql {SELECT * FROM t2} db2

} {2 3 3 4 1 2}

do_test capi2-6.8 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 3 {x counter}}

do_test capi2-6.9 {

execsql {SELECT * FROM t2}

} {2 3 3 4 1 2}

do_test capi2-6.10 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 4 {x counter}}

do_test capi2-6.11 {

execsql {BEGIN}

} {}

do_test capi2-6.12 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 5 {x counter}}

# A read no longer blocks a write in the same connection.

#do_test capi2-6.13 {

# catchsql {UPDATE t3 SET x=x+1}

#} {1 {database table is locked}}

do_test capi2-6.14 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 6 {x counter}}

do_test capi2-6.15 {

execsql {SELECT * FROM t1}

} {1 2 3}

do_test capi2-6.16 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 7 {x counter}}

do_test capi2-6.17 {

catchsql {UPDATE t1 SET b=b+1}

} {0 {}}

do_test capi2-6.18 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 8 {x counter}}

do_test capi2-6.19 {

execsql {SELECT * FROM t1}

} {1 3 3}

do_test capi2-6.20 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 9 {x counter}}

#do_test capi2-6.21 {

# execsql {ROLLBACK; SELECT * FROM t1}

#} {1 2 3}

do_test capi2-6.22 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 10 {x counter}}

#do_test capi2-6.23 {

# execsql {BEGIN TRANSACTION;}

#} {}

do_test capi2-6.24 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 11 {x counter}}

do_test capi2-6.25 {

execsql {

INSERT INTO t1 VALUES(2,3,4);

SELECT * FROM t1;

}

} {1 3 3 2 3 4}

do_test capi2-6.26 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 12 {x counter}}

do_test capi2-6.27 {

catchsql {

INSERT INTO t1 VALUES(2,4,5);

SELECT * FROM t1;

}

} {1 {column a is not unique}}

do_test capi2-6.28 {

list [sqlite3_step $VM1] \

[sqlite3_column_count $VM1] \

[get_row_values $VM1] \

[get_column_names $VM1]

} {SQLITE_ROW 1 13 {x counter}}

do_test capi2-6.99 {

sqlite3_finalize $VM1

} {SQLITE_OK}

catchsql {ROLLBACK}

do_test capi2-7.1 {

stepsql $DB {

SELECT * FROM t1

}

} {0 1 2 3}

do_test capi2-7.2 {

stepsql $DB {

PRAGMA count_changes=on

}

} {0}

do_test capi2-7.3 {

stepsql $DB {

UPDATE t1 SET a=a+10;

}

} {0 1}

do_test capi2-7.4 {

stepsql $DB {

INSERT INTO t1 SELECT a+1,b+1,c+1 FROM t1;

}

} {0 1}

do_test capi2-7.4b {sqlite3_changes $DB} {1}

do_test capi2-7.5 {

stepsql $DB {

UPDATE t1 SET a=a+10;

}

} {0 2}

do_test capi2-7.5b {sqlite3_changes $DB} {2}

do_test capi2-7.6 {

stepsql $DB {

SELECT * FROM t1;

}

} {0 21 2 3 22 3 4}

do_test capi2-7.7 {

stepsql $DB {

INSERT INTO t1 SELECT a+2,b+2,c+2 FROM t1;

}

} {0 2}

do_test capi2-7.8 {

sqlite3_changes $DB

} {2}

do_test capi2-7.9 {

stepsql $DB {

SELECT * FROM t1;

}

} {0 21 2 3 22 3 4 23 4 5 24 5 6}

do_test capi2-7.10 {

stepsql $DB {

UPDATE t1 SET a=a-20;

SELECT * FROM t1;

}

} {0 4 1 2 3 2 3 4 3 4 5 4 5 6}

# Update for version 3: A SELECT statement no longer resets the change

# counter (Test result changes from 0 to 4).

do_test capi2-7.11 {

sqlite3_changes $DB

} {4}

do_test capi2-7.11a {

execsql {SELECT count(*) FROM t1}

} {4}

ifcapable {explain} {

do_test capi2-7.12 {

set x [stepsql $DB {EXPLAIN SELECT * FROM t1}]

lindex $x 0

} {0}

}

# Ticket #261 - make sure we can finalize before the end of a query.

#

do_test capi2-8.1 {

set VM1 [sqlite3_prepare $DB {SELECT * FROM t2} -1 TAIL]

sqlite3_finalize $VM1

} {SQLITE_OK}

# Tickets #384 and #385 - make sure the TAIL argument to sqlite3_prepare

# and all of the return pointers in sqlite_step can be null.

#

do_test capi2-9.1 {

set VM1 [sqlite3_prepare $DB {SELECT * FROM t2} -1 DUMMY]

sqlite3_step $VM1

sqlite3_finalize $VM1

} {SQLITE_OK}

# Test that passing a NULL pointer to sqlite3_finalize() or sqlite3_reset

# does not cause an error.

do_test capi2-10.1 {

sqlite3_finalize 0

} {SQLITE_OK}

do_test capi2-10.2 {

sqlite3_reset 0

} {SQLITE_OK}

#---------------------------------------------------------------------------

# The following tests - capi2-11.* - test the "column origin" APIs.

#

# sqlite3_column_origin_name()

# sqlite3_column_database_name()

# sqlite3_column_table_name()

#

ifcapable columnmetadata {

# This proc uses the database handle $::DB to compile the SQL statement passed

# as a parameter. The return value of this procedure is a list with one

# element for each column returned by the compiled statement. Each element of

# this list is itself a list of length three, consisting of the origin

# database, table and column for the corresponding returned column.

proc check_origins {sql} {

set ret [list]

set ::STMT [sqlite3_prepare $::DB $sql -1 dummy]

for {set i 0} {$i < [sqlite3_column_count $::STMT]} {incr i} {

lappend ret [list \

[sqlite3_column_database_name $::STMT $i] \

[sqlite3_column_table_name $::STMT $i] \

[sqlite3_column_origin_name $::STMT $i] \

]

}

sqlite3_finalize $::STMT

return $ret

}

do_test capi2-11.1 {

execsql {

CREATE TABLE tab1(col1, col2);

}

} {}

do_test capi2-11.2 {

check_origins {SELECT col2, col1 FROM tab1}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-11.3 {

check_origins {SELECT col2 AS hello, col1 AS world FROM tab1}

} [list {main tab1 col2} {main tab1 col1}]

ifcapable subquery {

do_test capi2-11.4 {

check_origins {SELECT b, a FROM (SELECT col1 AS a, col2 AS b FROM tab1)}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-11.5 {

check_origins {SELECT (SELECT col2 FROM tab1), (SELECT col1 FROM tab1)}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-11.6 {

check_origins {SELECT (SELECT col2), (SELECT col1) FROM tab1}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-11.7 {

check_origins {SELECT * FROM tab1}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-11.8 {

check_origins {SELECT * FROM (SELECT * FROM tab1)}

} [list {main tab1 col1} {main tab1 col2}]

}

ifcapable view&&subquery {

do_test capi2-12.1 {

execsql {

CREATE VIEW view1 AS SELECT * FROM tab1;

}

} {}

do_test capi2-12.2 {

check_origins {SELECT col2, col1 FROM view1}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-12.3 {

check_origins {SELECT col2 AS hello, col1 AS world FROM view1}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-12.4 {

check_origins {SELECT b, a FROM (SELECT col1 AS a, col2 AS b FROM view1)}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-12.5 {

check_origins {SELECT (SELECT col2 FROM view1), (SELECT col1 FROM view1)}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-12.6 {

check_origins {SELECT (SELECT col2), (SELECT col1) FROM view1}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-12.7 {

check_origins {SELECT * FROM view1}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-12.8 {

check_origins {select * from (select * from view1)}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-12.9 {

check_origins {select * from (select * from (select * from view1))}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-12.10 {

db close

sqlite3 db test.db

set ::DB [sqlite3_connection_pointer db]

check_origins {select * from (select * from (select * from view1))}

} [list {main tab1 col1} {main tab1 col2}]

# This view will thwart the flattening optimization.

do_test capi2-13.1 {

execsql {

CREATE VIEW view2 AS SELECT * FROM tab1 limit 10 offset 10;

}

} {}

do_test capi2-13.2 {

check_origins {SELECT col2, col1 FROM view2}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-13.3 {

check_origins {SELECT col2 AS hello, col1 AS world FROM view2}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-13.4 {

check_origins {SELECT b, a FROM (SELECT col1 AS a, col2 AS b FROM view2)}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-13.5 {

check_origins {SELECT (SELECT col2 FROM view2), (SELECT col1 FROM view2)}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-13.6 {

check_origins {SELECT (SELECT col2), (SELECT col1) FROM view2}

} [list {main tab1 col2} {main tab1 col1}]

do_test capi2-13.7 {

check_origins {SELECT * FROM view2}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-13.8 {

check_origins {select * from (select * from view2)}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-13.9 {

check_origins {select * from (select * from (select * from view2))}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-13.10 {

db close

sqlite3 db test.db

set ::DB [sqlite3_connection_pointer db]

check_origins {select * from (select * from (select * from view2))}

} [list {main tab1 col1} {main tab1 col2}]

do_test capi2-13.11 {

check_origins {select * from (select * from tab1 limit 10 offset 10)}

} [list {main tab1 col1} {main tab1 col2}]

}

} ;# ifcapable columnmetadata

db2 close

finish_test