Index: third_party/sqlite/sqlite-src-3080704/test/tkt3334.test |
diff --git a/third_party/sqlite/sqlite-src-3080704/test/tkt3334.test b/third_party/sqlite/sqlite-src-3080704/test/tkt3334.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5473ab4cf8f298bed06d54742bb325c94e5cb071 |
--- /dev/null |
+++ b/third_party/sqlite/sqlite-src-3080704/test/tkt3334.test |
@@ -0,0 +1,84 @@ |
+# 2008 August 26 |
+# |
+# 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. |
+# Specifically, it tests that bug #3334 has been fixed by the |
+# addition of restriction (19) to the subquery flattener optimization. |
+# |
+# $Id: tkt3334.test,v 1.1 2008/08/26 12:56:14 drh Exp $ |
+ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ |
+do_test tkt3334-1.0 { |
+ execsql { |
+ CREATE TABLE t1(a,b); |
+ INSERT INTO t1 VALUES(1,934); |
+ INSERT INTO t1 VALUES(2,221); |
+ INSERT INTO t1 VALUES(1,372); |
+ INSERT INTO t1 VALUES(3,552); |
+ INSERT INTO t1 VALUES(1,719); |
+ INSERT INTO t1 VALUES(4,102); |
+ SELECT * FROM t1 ORDER BY b; |
+ } |
+} {4 102 2 221 1 372 3 552 1 719 1 934} |
+ |
+do_test tkt3334-1.1 { |
+ execsql { |
+ SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 2) WHERE a=1; |
+ } |
+} {} |
+do_test tkt3334-1.2 { |
+ execsql { |
+ SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 2) WHERE a=1; |
+ } |
+} {0} |
+do_test tkt3334-1.3 { |
+ execsql { |
+ SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 3) WHERE a=1; |
+ } |
+} {1} |
+do_test tkt3334-1.4 { |
+ execsql { |
+ SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 3) WHERE a=1; |
+ } |
+} {1} |
+do_test tkt3334-1.5 { |
+ execsql { |
+ SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 99) WHERE a=1; |
+ } |
+} {1 1 1} |
+do_test tkt3334-1.6 { |
+ execsql { |
+ SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 99) WHERE a=1; |
+ } |
+} {3} |
+do_test tkt3334-1.7 { |
+ execsql { |
+ SELECT a FROM (SELECT a FROM t1 ORDER BY b) WHERE a=1; |
+ } |
+} {1 1 1} |
+do_test tkt3334-1.8 { |
+ execsql { |
+ SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b) WHERE a=1; |
+ } |
+} {3} |
+do_test tkt3334-1.9 { |
+ execsql { |
+ SELECT a FROM (SELECT a FROM t1) WHERE a=1; |
+ } |
+} {1 1 1} |
+do_test tkt3334-1.10 { |
+ execsql { |
+ SELECT count(*) FROM (SELECT a FROM t1) WHERE a=1; |
+ } |
+} {3} |