Add the test_regexp.c module containing a cross-platform implementation

of the REGEXP operator.

FossilOrigin-Name: 46c8c01b751c1ea7fc02cc35e3b5bb99dbe46c4b

test/regexp1.test

@@ -0,0 +1,84 @@
+# 2012 December 31
+#
+# 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 test for the REGEXP operator in test_regexp.c.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+do_test regexp1-1.1 {
+  sqlite3_add_regexp_func db
+  db eval {
+    CREATE TABLE t1(x INTEGER PRIMARY KEY, y TEXT);
+    INSERT INTO t1 VALUES(1, 'For since by man came death,');
+    INSERT INTO t1 VALUES(2, 'by man came also the resurrection of the dead.');
+    INSERT INTO t1 VALUES(3, 'For as in Adam all die,');
+    INSERT INTO t1 VALUES(4, 'even so in Christ shall all be made alive.');
+
+    SELECT x FROM t1 WHERE y REGEXP '^For ' ORDER BY x;
+  }
+} {1 3}
+
+do_execsql_test regexp1-1.2 {
+  SELECT x FROM t1 WHERE y REGEXP 'by|in' ORDER BY x;
+} {1 2 3 4}
+do_execsql_test regexp1-1.3 {
+  SELECT x FROM t1 WHERE y REGEXP 'by|Christ' ORDER BY x;
+} {1 2 4}
+do_execsql_test regexp1-1.4 {
+  SELECT x FROM t1 WHERE y REGEXP 'shal+ al+' ORDER BY x;
+} {4}
+do_execsql_test regexp1-1.5 {
+  SELECT x FROM t1 WHERE y REGEXP 'shall x*y*z*all' ORDER BY x;
+} {4}
+do_execsql_test regexp1-1.6 {
+  SELECT x FROM t1 WHERE y REGEXP 'shallx?y? ?z?all' ORDER BY x;
+} {4}
+do_execsql_test regexp1-1.7 {
+  SELECT x FROM t1 WHERE y REGEXP 'r{2}' ORDER BY x;
+} {2}
+do_execsql_test regexp1-1.8 {
+  SELECT x FROM t1 WHERE y REGEXP 'r{3}' ORDER BY x;
+} {}
+do_execsql_test regexp1-1.9 {
+  SELECT x FROM t1 WHERE y REGEXP 'r{1}' ORDER BY x;
+} {1 2 3 4}
+do_execsql_test regexp1-1.10 {
+  SELECT x FROM t1 WHERE y REGEXP 'ur{2,10}e' ORDER BY x;
+} {2}
+do_execsql_test regexp1-1.11 {
+  SELECT x FROM t1 WHERE y REGEXP '[Aa]dam' ORDER BY x;
+} {3}
+do_execsql_test regexp1-1.12 {
+  SELECT x FROM t1 WHERE y REGEXP '[^Aa]dam' ORDER BY x;
+} {}
+do_execsql_test regexp1-1.13 {
+  SELECT x FROM t1 WHERE y REGEXP '[^b-zB-Z]dam' ORDER BY x;
+} {3}
+do_execsql_test regexp1-1.14 {
+  SELECT x FROM t1 WHERE y REGEXP 'alive' ORDER BY x;
+} {4}
+do_execsql_test regexp1-1.15 {
+  SELECT x FROM t1 WHERE y REGEXP '^alive' ORDER BY x;
+} {}
+do_execsql_test regexp1-1.16 {
+  SELECT x FROM t1 WHERE y REGEXP 'alive$' ORDER BY x;
+} {}
+do_execsql_test regexp1-1.17 {
+  SELECT x FROM t1 WHERE y REGEXP 'alive.$' ORDER BY x;
+} {4}
+do_execsql_test regexp1-1.18 {
+  SELECT x FROM t1 WHERE y REGEXP 'alive\.$' ORDER BY x;
+} {4}
+
+
+finish_test