Index: third_party/sqlite/sqlite-src-3080704/test/orderby5.test |
diff --git a/third_party/sqlite/sqlite-src-3080704/test/orderby5.test b/third_party/sqlite/sqlite-src-3080704/test/orderby5.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..c9cce703ba281340445f2fe53b5635ce5f50876b |
--- /dev/null |
+++ b/third_party/sqlite/sqlite-src-3080704/test/orderby5.test |
@@ -0,0 +1,130 @@ |
+# 2013-06-14 |
+# |
+# 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 work correctly |
+# |
+ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+set ::testprefix orderby5 |
+ |
+# Generate test data for a join. Verify that the join gets the |
+# correct answer. |
+# |
+do_execsql_test 1.1 { |
+ CREATE TABLE t1(a,b,c); |
+ CREATE INDEX t1bc ON t1(b,c); |
+ |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT a, b, c FROM t1 WHERE a=0; |
+} {~/B-TREE/} |
+do_execsql_test 1.2.1 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT a, c, b FROM t1 WHERE a=0; |
+} {~/B-TREE/} |
+do_execsql_test 1.2.2 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT a, c, b FROM t1 WHERE a='xyz' COLLATE nocase; |
+} {/B-TREE/} |
+do_execsql_test 1.2.3 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT a COLLATE nocase, c, b FROM t1 WHERE a='xyz'; |
+} {/B-TREE/} |
+do_execsql_test 1.2.4 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT a COLLATE nocase, c, b FROM t1 WHERE a='xyz' COLLATE nocase; |
+} {~/B-TREE/} |
+do_execsql_test 1.3 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT b, a, c FROM t1 WHERE a=0; |
+} {~/B-TREE/} |
+do_execsql_test 1.4 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT b, c, a FROM t1 WHERE a=0; |
+} {~/B-TREE/} |
+do_execsql_test 1.5 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT c, a, b FROM t1 WHERE a=0; |
+} {~/B-TREE/} |
+do_execsql_test 1.6 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT c, b, a FROM t1 WHERE a=0; |
+} {~/B-TREE/} |
+do_execsql_test 1.7 { |
+ EXPLAIN QUERY PLAN |
+ SELECT DISTINCT c, b, a FROM t1 WHERE +a=0; |
+} {/B-TREE/} |
+ |
+# In some cases, it is faster to do repeated index lookups than it is to |
+# sort. But in other cases, it is faster to sort than to do repeated index |
+# lookups. |
+# |
+do_execsql_test 2.1a { |
+ CREATE TABLE t2(a,b,c); |
+ CREATE INDEX t2bc ON t2(b,c); |
+ ANALYZE; |
+ INSERT INTO sqlite_stat1 VALUES('t1','t1bc','1000000 10 9'); |
+ INSERT INTO sqlite_stat1 VALUES('t2','t2bc','100 10 5'); |
+ ANALYZE sqlite_master; |
+ |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t2 WHERE a=0 ORDER BY a, b, c; |
+} {~/B-TREE/} |
+ |
+do_execsql_test 2.1b { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE likelihood(a=0, 0.05) ORDER BY a, b, c; |
+} {/B-TREE/} |
+ |
+do_execsql_test 2.2 { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE +a=0 ORDER BY a, b, c; |
+} {/B-TREE/} |
+do_execsql_test 2.3 { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE a=0 ORDER BY b, a, c; |
+} {~/B-TREE/} |
+do_execsql_test 2.4 { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE a=0 ORDER BY b, c, a; |
+} {~/B-TREE/} |
+do_execsql_test 2.5 { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE a=0 ORDER BY a, c, b; |
+} {/B-TREE/} |
+do_execsql_test 2.6 { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE a=0 ORDER BY c, a, b; |
+} {/B-TREE/} |
+do_execsql_test 2.7 { |
+ EXPLAIN QUERY PLAN |
+ SELECT * FROM t1 WHERE a=0 ORDER BY c, b, a; |
+} {/B-TREE/} |
+ |
+ |
+do_execsql_test 3.0 { |
+ CREATE TABLE t3(a INTEGER PRIMARY KEY, b, c, d, e, f); |
+ CREATE INDEX t3bcde ON t3(b, c, d, e); |
+ EXPLAIN QUERY PLAN |
+ SELECT a FROM t3 WHERE b=2 AND c=3 ORDER BY d DESC, e DESC, b, c, a DESC; |
+} {~/B-TREE/} |
+do_execsql_test 3.1 { |
+ DROP TABLE t3; |
+ CREATE TABLE t3(a INTEGER PRIMARY KEY, b, c, d, e, f) WITHOUT rowid; |
+ CREATE INDEX t3bcde ON t3(b, c, d, e); |
+ EXPLAIN QUERY PLAN |
+ SELECT a FROM t3 WHERE b=2 AND c=3 ORDER BY d DESC, e DESC, b, c, a DESC; |
+} {~/B-TREE/} |
+ |
+ |
+finish_test |