Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(135)

Unified Diff: third_party/sqlite/sqlite-src-3170000/test/with3.test

Issue 2747283002: [sql] Import reference version of SQLite 3.17.. (Closed)
Patch Set: Created 3 years, 9 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: third_party/sqlite/sqlite-src-3170000/test/with3.test
diff --git a/third_party/sqlite/sqlite-src-3170000/test/with3.test b/third_party/sqlite/sqlite-src-3170000/test/with3.test
new file mode 100644
index 0000000000000000000000000000000000000000..5540a7fca6de6a561d94e9c36ba44f2cc7ab6e3e
--- /dev/null
+++ b/third_party/sqlite/sqlite-src-3170000/test/with3.test
@@ -0,0 +1,120 @@
+# 2015-11-07
+#
+# 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 the WITH clause.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+set ::testprefix with3
+
+ifcapable {!cte} {
+ finish_test
+ return
+}
+
+# Test problems found by Kostya Serebryany using
+# LibFuzzer. (http://llvm.org/docs/LibFuzzer.html)
+#
+do_catchsql_test 1.0 {
+ WITH i(x) AS (
+ WITH j AS (SELECT 10)
+ SELECT 5 FROM t0 UNION SELECT 8 FROM m
+ )
+ SELECT * FROM i;
+} {1 {no such table: m}}
+
+# Additional test cases that came out of the work to
+# fix for Kostya's problem.
+#
+do_execsql_test 2.0 {
+ WITH
+ x1 AS (SELECT 10),
+ x2 AS (SELECT 11),
+ x3 AS (
+ SELECT * FROM x1 UNION ALL SELECT * FROM x2
+ ),
+ x4 AS (
+ WITH
+ x1 AS (SELECT 12),
+ x2 AS (SELECT 13)
+ SELECT * FROM x3
+ )
+ SELECT * FROM x4;
+
+} {10 11}
+
+do_execsql_test 2.1 {
+ CREATE TABLE t1(x);
+ WITH
+ x1(a) AS (values(100))
+ INSERT INTO t1(x)
+ SELECT * FROM (WITH x2(y) AS (SELECT * FROM x1) SELECT y+a FROM x1, x2);
+ SELECT * FROM t1;
+} {200}
+
+#-------------------------------------------------------------------------
+# Test that the planner notices LIMIT clauses on recursive WITH queries.
+#
+
+ifcapable analyze {
+ do_execsql_test 3.1.1 {
+ CREATE TABLE y1(a, b);
+ CREATE INDEX y1a ON y1(a);
+
+ WITH cnt(i) AS ( SELECT 1 UNION ALL SELECT i+1 FROM cnt LIMIT 1000)
+ INSERT INTO y1 SELECT i%10, i FROM cnt;
+ ANALYZE;
+
+ }
+
+ do_eqp_test 3.1.2 {
+ WITH cnt(i) AS ( SELECT 1 UNION ALL SELECT i+1 FROM cnt LIMIT 1)
+ SELECT * FROM cnt, y1 WHERE i=a
+ } {
+ 3 0 0 {SCAN TABLE cnt}
+ 1 0 0 {COMPOUND SUBQUERIES 0 AND 0 (UNION ALL)}
+ 0 0 0 {SCAN SUBQUERY 1}
+ 0 1 1 {SEARCH TABLE y1 USING INDEX y1a (a=?)}
+ }
+
+ do_eqp_test 3.1.3 {
+ WITH cnt(i) AS ( SELECT 1 UNION ALL SELECT i+1 FROM cnt LIMIT 1000000)
+ SELECT * FROM cnt, y1 WHERE i=a
+ } {
+ 3 0 0 {SCAN TABLE cnt}
+ 1 0 0 {COMPOUND SUBQUERIES 0 AND 0 (UNION ALL)}
+ 0 0 1 {SCAN TABLE y1}
+ 0 1 0 {SEARCH SUBQUERY 1 USING AUTOMATIC COVERING INDEX (i=?)}
+ }
+}
+
+do_execsql_test 3.2.1 {
+ CREATE TABLE w1(pk INTEGER PRIMARY KEY, x INTEGER);
+ CREATE TABLE w2(pk INTEGER PRIMARY KEY);
+}
+
+do_eqp_test 3.2.2 {
+ WITH RECURSIVE c(w,id) AS (SELECT 0, (SELECT pk FROM w2 LIMIT 1)
+ UNION ALL SELECT c.w + 1, x FROM w1, c LIMIT 1)
+ SELECT * FROM c, w2, w1
+ WHERE c.id=w2.pk AND c.id=w1.pk;
+} {
+ 2 0 0 {EXECUTE SCALAR SUBQUERY 3}
+ 3 0 0 {SCAN TABLE w2}
+ 4 0 0 {SCAN TABLE w1}
+ 4 1 1 {SCAN TABLE c}
+ 1 0 0 {COMPOUND SUBQUERIES 0 AND 0 (UNION ALL)} 0 0 0 {SCAN SUBQUERY 1}
+ 0 1 1 {SEARCH TABLE w2 USING INTEGER PRIMARY KEY (rowid=?)}
+ 0 2 2 {SEARCH TABLE w1 USING INTEGER PRIMARY KEY (rowid=?)}
+}
+
+finish_test
« no previous file with comments | « third_party/sqlite/sqlite-src-3170000/test/with2.test ('k') | third_party/sqlite/sqlite-src-3170000/test/withM.test » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698