Index: third_party/sqlite/sqlite-src-3080704/test/orderby2.test |
diff --git a/third_party/sqlite/sqlite-src-3080704/test/orderby2.test b/third_party/sqlite/sqlite-src-3080704/test/orderby2.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..cfd647715244a8e252ebb51e2a627e9646c999f5 |
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+++ b/third_party/sqlite/sqlite-src-3080704/test/orderby2.test |
@@ -0,0 +1,117 @@ |
+# 2012 Sept 27 |
+# |
+# 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 of this file is testing that the optimizations that disable |
+# ORDER BY clauses when the natural order of a query is correct. |
+# |
+ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+set ::testprefix orderby2 |
+ |
+# Generate test data for a join. Verify that the join gets the |
+# correct answer. |
+# |
+do_test 1.0 { |
+ db eval { |
+ CREATE TABLE t1(a INTEGER PRIMARY KEY, b); |
+ INSERT INTO t1 VALUES(1,11), (2,22); |
+ CREATE TABLE t2(d, e, UNIQUE(d,e)); |
+ INSERT INTO t2 VALUES(10, 'ten'), (11,'eleven'), (12,'twelve'), |
+ (11, 'oneteen'); |
+ } |
+} {} |
+ |
+do_test 1.1a { |
+ db eval { |
+ SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY d, e; |
+ } |
+} {eleven oneteen} |
+do_test 1.1b { |
+ db eval { |
+ EXPLAIN QUERY PLAN |
+ SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY d, e; |
+ } |
+} {~/ORDER BY/} |
+ |
+do_test 1.2a { |
+ db eval { |
+ SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY e; |
+ } |
+} {eleven oneteen} |
+do_test 1.2b { |
+ db eval { |
+ EXPLAIN QUERY PLAN |
+ SELECT e FROM t1, t2 WHERE a=1 AND d=b ORDER BY e; |
+ } |
+} {~/ORDER BY/} |
+ |
+do_test 1.3a { |
+ db eval { |
+ SELECT e, b FROM t1, t2 WHERE a=1 ORDER BY d, e; |
+ } |
+} {ten 11 eleven 11 oneteen 11 twelve 11} |
+do_test 1.3b { |
+ db eval { |
+ EXPLAIN QUERY PLAN |
+ SELECT e, b FROM t1, t2 WHERE a=1 ORDER BY d, e; |
+ } |
+} {~/ORDER BY/} |
+ |
+# The following tests derived from TH3 test module cov1/where34.test |
+# |
+do_test 2.0 { |
+ db eval { |
+ CREATE TABLE t31(a,b); CREATE INDEX t31ab ON t31(a,b); |
+ CREATE TABLE t32(c,d); CREATE INDEX t32cd ON t32(c,d); |
+ CREATE TABLE t33(e,f); CREATE INDEX t33ef ON t33(e,f); |
+ CREATE TABLE t34(g,h); CREATE INDEX t34gh ON t34(g,h); |
+ |
+ INSERT INTO t31 VALUES(1,4), (2,3), (1,3); |
+ INSERT INTO t32 VALUES(4,5), (3,6), (3,7), (4,8); |
+ INSERT INTO t33 VALUES(5,9), (7,10), (6,11), (8,12), (8,13), (7,14); |
+ INSERT INTO t34 VALUES(11,20), (10,21), (12,22), (9,23), (13,24), |
+ (14,25), (12,26); |
+ SELECT a||','||c||','||e||','||g FROM t31, t32, t33, t34 |
+ WHERE c=b AND e=d AND g=f |
+ ORDER BY a ASC, c ASC, e DESC, g ASC; |
+ } |
+} {1,3,7,10 1,3,7,14 1,3,6,11 1,4,8,12 1,4,8,12 1,4,8,13 1,4,5,9 2,3,7,10 2,3,7,14 2,3,6,11} |
+do_test 2.1 { |
+ db eval { |
+ SELECT a||','||c||','||e||','||g FROM t31, t32, t33, t34 |
+ WHERE c=b AND e=d AND g=f |
+ ORDER BY +a ASC, +c ASC, +e DESC, +g ASC; |
+ } |
+} {1,3,7,10 1,3,7,14 1,3,6,11 1,4,8,12 1,4,8,12 1,4,8,13 1,4,5,9 2,3,7,10 2,3,7,14 2,3,6,11} |
+do_test 2.2 { |
+ db eval { |
+ SELECT a||','||c||','||e||','||g FROM t31, t32, t33, t34 |
+ WHERE c=b AND e=d AND g=f |
+ ORDER BY a ASC, c ASC, e ASC, g ASC; |
+ } |
+} {1,3,6,11 1,3,7,10 1,3,7,14 1,4,5,9 1,4,8,12 1,4,8,12 1,4,8,13 2,3,6,11 2,3,7,10 2,3,7,14} |
+do_test 2.3 { |
+ optimization_control db cover-idx-scan off |
+ db cache flush |
+ db eval { |
+ SELECT a||','||c||','||e||','||g FROM t31, t32, t33, t34 |
+ WHERE c=b AND e=d AND g=f |
+ ORDER BY a ASC, c ASC, e ASC, g ASC; |
+ } |
+} {1,3,6,11 1,3,7,10 1,3,7,14 1,4,5,9 1,4,8,12 1,4,8,12 1,4,8,13 2,3,6,11 2,3,7,10 2,3,7,14} |
+optimization_control db all on |
+db cache flush |
+ |
+ |
+ |
+finish_test |