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145 lines
4.3 KiB
Plaintext
145 lines
4.3 KiB
Plaintext
# 2016 February 19
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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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#
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# This file implements tests for the REGEXP operator in ext/misc/regexp.c.
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# It focuses on the use of the sqlite3_set_auxdata()/get_auxdata() APIs.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix regexp2
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load_static_extension db regexp
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#-------------------------------------------------------------------------
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# Test that triggers do not become confused and use aux-data created by
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# a different trigger for a different REGEXP invocation.
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#
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do_execsql_test 1.0 {
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CREATE TABLE t1(a, b, c);
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CREATE TABLE x1(x, y, z);
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CREATE TABLE x2(x, y, z);
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CREATE TRIGGER tr1 AFTER INSERT ON t1 BEGIN
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INSERT INTO x1 VALUES(
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new.a REGEXP 'abc',
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new.b REGEXP 'abc',
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new.c REGEXP 'abc'
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);
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END;
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CREATE TRIGGER tr2 AFTER INSERT ON t1 BEGIN
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INSERT INTO x2 VALUES(
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new.a REGEXP 'def',
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new.b REGEXP 'def',
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new.c REGEXP 'def'
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);
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END;
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INSERT INTO t1 VALUES('abc', 'def', 'abc');
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SELECT * FROM t1;
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} {abc def abc}
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do_execsql_test 1.1 { SELECT * FROM x1 } {1 0 1}
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do_execsql_test 1.2 { SELECT * FROM x2 } {0 1 0}
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#-------------------------------------------------------------------------
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# Test that if an exception is thrown several triggers deep, all aux-data
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# objects are cleaned up correctly.
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#
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proc sql_error {} {
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error "SQL error!"
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}
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db func error sql_error
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do_execsql_test 2.0 {
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CREATE TABLE t2(a, b);
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CREATE TABLE t3(c, d);
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CREATE TABLE t4(e, f);
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CREATE TRIGGER t2_tr1 AFTER UPDATE ON t2 BEGIN
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UPDATE t3 SET d = new.b WHERE c = old.a;
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END;
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CREATE TRIGGER t3_tr1 AFTER UPDATE ON t3 BEGIN
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UPDATE t4 SET f = new.d WHERE e = old.c AND new.d REGEXP 'a.*';
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END;
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CREATE TRIGGER t4_tr1 AFTER UPDATE ON t4 BEGIN
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SELECT CASE WHEN new.f REGEXP '.*y.*' THEN error() ELSE 1 END;
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END;
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INSERT INTO t2 VALUES(1, 'a_x_1');
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INSERT INTO t2 VALUES(2, 'a_y_1');
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INSERT INTO t3 VALUES(1, 'b1');
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INSERT INTO t3 VALUES(2, 'b2');
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INSERT INTO t4 VALUES(1, 'b1');
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INSERT INTO t4 VALUES(2, 'b2');
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} {}
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do_catchsql_test 2.1 {
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UPDATE t2 SET a=a+1 WHERE b REGEXP 'a.*' AND b REGEXP '.*1';
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} {1 {SQL error!}}
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# Test that the triggers used in the test above work as expected.
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#
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do_execsql_test 2.2 {
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UPDATE t2 SET b = 'a_abc_1';
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} {}
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do_execsql_test 2.3 {
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SELECT * FROM t2;
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SELECT * FROM t3;
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SELECT * FROM t4;
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} {1 a_abc_1 2 a_abc_1 1 a_abc_1 2 a_abc_1 1 a_abc_1 2 a_abc_1}
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#-------------------------------------------------------------------------
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# Test that trigger parameters (i.e. new.* and old.*) refs are not
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# considered to be constant across separate invocations of the trigger.
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#
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do_execsql_test 3.0 {
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CREATE TABLE t5(a);
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CREATE TABLE t6(x);
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CREATE TRIGGER t5tr AFTER DELETE ON t5 BEGIN
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DELETE FROM t6 WHERE t6.x REGEXP old.a;
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END;
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INSERT INTO t5 VALUES ('^a.*'), ('^b.*'), ('^c.*');
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INSERT INTO t6 VALUES ('eab'), ('abc'), ('bcd'), ('cde'), ('dea');
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DELETE FROM t5;
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SELECT * FROM t6;
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} {eab dea}
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# 2021-06-04 Forum https://sqlite.org/forum/forumpost/9104f0d9e7
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#
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do_execsql_test 4.1 {SELECT 'abc' REGEXP '\W'} {0}
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do_execsql_test 4.2 {SELECT 'a c' REGEXP '\W'} {1}
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do_execsql_test 4.3 {SELECT ' ' REGEXP '\W'} {1}
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do_execsql_test 4.4 {SELECT 'abc' REGEXP '\w'} {1}
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do_execsql_test 4.5 {SELECT 'a c' REGEXP '\w'} {1}
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do_execsql_test 4.6 {SELECT ' ' REGEXP '\w'} {0}
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do_execsql_test 4.7 {SELECT 'abc' REGEXP '\D'} {1}
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do_execsql_test 4.8 {SELECT 'abc' REGEXP '[^a-z]'} {0}
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do_execsql_test 4.9 {SELECT 'a c' REGEXP '[^a-z]'} {1}
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do_execsql_test 4.10 {SELECT ' ' REGEXP '[^a-z]'} {1}
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do_execsql_test 4.11 {SELECT 'abc' REGEXP '[a-z]'} {1}
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do_execsql_test 4.12 {SELECT 'a c' REGEXP '[a-z]'} {1}
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do_execsql_test 4.13 {SELECT ' ' REGEXP '[a-z]'} {0}
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do_execsql_test 4.14 {SELECT 'abc' REGEXP '[^a-z]{2}'} {0}
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do_execsql_test 4.15 {SELECT 'a c' REGEXP '[^a-z]{2}'} {0}
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do_execsql_test 4.16 {SELECT ' ' REGEXP '[^a-z]{2}'} {1}
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do_execsql_test 4.17 {SELECT 'abc' REGEXP '\W{1,1}'} {0}
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do_execsql_test 4.18 {SELECT 'abc' REGEXP '\W{1}'} {0}
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finish_test
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