Index: third_party/sqlite/sqlite-src-3070603/test/where8m.test |
diff --git a/third_party/sqlite/sqlite-src-3070603/test/where8m.test b/third_party/sqlite/sqlite-src-3070603/test/where8m.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..4fce3db7c3bc6de78516ecb4b74e9d4500199c7e |
--- /dev/null |
+++ b/third_party/sqlite/sqlite-src-3070603/test/where8m.test |
@@ -0,0 +1,57 @@ |
+# 2008 December 23 |
+# |
+# 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 |
+# is testing of where.c. More specifically, the focus is the optimization |
+# of WHERE clauses that feature the OR operator. |
+# |
+# $Id: where8m.test,v 1.3 2009/06/05 17:09:12 drh Exp $ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ |
+source $testdir/malloc_common.tcl |
+ |
+do_malloc_test where8m-1 -sqlprep { |
+ CREATE TABLE t1(a, b, c); |
+ CREATE INDEX i1 ON t1(a); |
+ CREATE INDEX i2 ON t1(b); |
+} -sqlbody { |
+ SELECT c FROM t1 |
+ WHERE |
+ a = 2 OR b = 'three' OR a = 4 OR b = 'five' OR a = 6 OR |
+ b = 'seven' OR a = 8 OR b = 'nine' OR a = 10 |
+ ORDER BY rowid; |
+ |
+ SELECT c FROM t1 WHERE |
+ a = 1 OR a = 2 OR a = 3 OR a = 4 OR a = 5 OR a = 6; |
+ |
+ SELECT c FROM t1 WHERE |
+ a BETWEEN 1 AND 3 AND b < 5 AND b > 2 AND c = 4; |
+} |
+ |
+do_malloc_test where8m-2 -tclprep { |
+ db eval { |
+ BEGIN; |
+ CREATE TABLE t1(a, b, c); |
+ CREATE INDEX i1 ON t1(a); |
+ CREATE INDEX i2 ON t1(b); |
+ } |
+ for {set i 0} {$i < 1000} {incr i} { |
+ set ii [expr $i*$i] |
+ set iii [expr $i*$i] |
+ db eval { INSERT INTO t1 VALUES($i, $ii, $iii) } |
+ } |
+ db eval COMMIT |
+} -sqlbody { |
+ SELECT count(*) FROM t1 WHERE a BETWEEN 5 AND 995 OR b BETWEEN 5 AND 900000; |
+} |
+ |
+finish_test |