165 lines
4.1 KiB
Plaintext
165 lines
4.1 KiB
Plaintext
# 2007 June 26
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this file is 'hidden' virtual table columns.
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#
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# $Id: vtabA.test,v 1.2 2008/07/12 14:52:21 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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ifcapable !vtab {
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finish_test
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return
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}
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proc get_decltype {table col} {
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set STMT [sqlite3_prepare $::DB "SELECT $col FROM $table" -1 TAIL]
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set decltype [sqlite3_column_decltype $STMT 0]
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sqlite3_finalize $STMT
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set decltype
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}
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proc get_collist {table} {
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set ret [list]
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db eval "PRAGMA table_info($table)" { lappend ret $name }
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set ret
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}
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# Register the echo module
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register_echo_module [sqlite3_connection_pointer db]
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# Create a virtual table with a 'hidden' column (column b).
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#
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do_test vtabA-1.1 {
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execsql { CREATE TABLE t1(a, b HIDDEN VARCHAR, c INTEGER) }
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} {}
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do_test vtabA-1.2 {
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execsql { CREATE VIRTUAL TABLE t1e USING echo(t1) }
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} {}
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# Test that the hidden column is not listed by [PRAGMA table_info].
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#
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do_test vtabA-1.3 {
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execsql { PRAGMA table_info(t1e) }
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} [list \
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0 a {} 0 {} 0 \
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1 c INTEGER 0 {} 0 \
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]
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# Test that the hidden column is not require in the default column
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# list for an INSERT statement.
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#
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do_test vtabA-1.4 {
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catchsql {
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INSERT INTO t1e VALUES('value a', 'value c');
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}
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} {0 {}}
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do_test vtabA-1.5 {
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execsql {
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SELECT a, b, c FROM t1e;
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}
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} {{value a} {} {value c}}
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do_test vtabA-1.6 {
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execsql {
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SELECT * FROM t1e;
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}
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} {{value a} {value c}}
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do_execsql_test vtabA-1.7 {
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DELETE FROM t1e;
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INSERT INTO t1e SELECT 'abc','def';
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} {}
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do_execsql_test vtabA-1.8 {
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INSERT INTO t1e VALUES('ghi','jkl'),('mno','pqr'),('stu','vwx');
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} {}
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do_execsql_test vtabA-1.9 {
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SELECT a,b,c, '|' FROM t1e ORDER BY 1;
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} {abc {} def | ghi {} jkl | mno {} pqr | stu {} vwx |}
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# Test that the expansion of a '*' expression in the result set of
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# a SELECT does not include the hidden column.
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#
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do_test vtabA-1.20 {
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execsql {
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INSERT INTO t1e SELECT * FROM t1e;
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}
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} {}
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do_test vtabA-1.21 {
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execsql {
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SELECT * FROM t1e ORDER BY 1;
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}
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} {abc def abc def ghi jkl ghi jkl mno pqr mno pqr stu vwx stu vwx}
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# Test that the declaration type of the hidden column does not include
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# the token "HIDDEN".
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#
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do_test vtabA-1.22 {
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get_decltype t1e b
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} {VARCHAR}
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do_test vtabA-1.23 {
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get_collist t1e
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} {a c}
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#----------------------------------------------------------------------
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# These tests vtabA-2.* concentrate on testing that the HIDDEN token
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# is detected and handled correctly in various declarations.
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#
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proc analyse_parse {columns decltype_list} {
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db eval { DROP TABLE IF EXISTS t1e; }
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db eval { DROP TABLE IF EXISTS t1; }
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db eval " CREATE TABLE t1 $columns "
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db eval { CREATE VIRTUAL TABLE t1e USING echo(t1) }
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set ret [list [get_collist t1e]]
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foreach c $decltype_list {
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lappend ret [get_decltype t1e $c]
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}
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set ret
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}
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do_test vtabA-2.1 {
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analyse_parse {(a text, b integer hidden, c hidden)} {a b c}
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} {a text integer {}}
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do_test vtabA-2.2 {
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analyse_parse {(a hidden , b integerhidden, c hidden1)} {a b c}
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} {{b c} {} integerhidden hidden1}
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do_test vtabA-2.3 {
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analyse_parse {(a HiDden, b HIDDEN, c hidden)} {a b c}
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} {{} {} {} {}}
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do_test vtabA-2.4 {
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analyse_parse {(a whatelse can i hidden test, b HIDDEN hidden)} {a b}
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} {{} {whatelse can i test} hidden}
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# Ticket [d2f02d37f52bfe23e421f2c60fbb8586ac76ff01]:
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# assertion failure on an UPDATE involving two virtual tables.
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#
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do_test vtabA-3.1 {
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db eval {
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DROP TABLE IF EXISTS t1;
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DROP TABLE IF EXISTS t2;
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CREATE TABLE t1(a,b);
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INSERT INTO t1 VALUES(1,2);
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CREATE TABLE t2(x,y);
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INSERT INTO t2 VALUES(3,4);
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CREATE VIRTUAL TABLE vt1 USING echo(t1);
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CREATE VIRTUAL TABLE vt2 USING echo(t2);
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UPDATE vt2 SET x=(SELECT a FROM vt1 WHERE b=2) WHERE y=4;
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SELECT * FROM t2;
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}
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} {1 4}
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finish_test
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