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Unified Diff: third_party/sqlite/sqlite-src-3080704/test/alias.test

Issue 949043002: Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 10 months ago
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Index: third_party/sqlite/sqlite-src-3080704/test/alias.test
diff --git a/third_party/sqlite/sqlite-src-3080704/test/alias.test b/third_party/sqlite/sqlite-src-3080704/test/alias.test
new file mode 100644
index 0000000000000000000000000000000000000000..290798974b74c2e680d4af75c8e122f6f22ade89
--- /dev/null
+++ b/third_party/sqlite/sqlite-src-3080704/test/alias.test
@@ -0,0 +1,140 @@
+# 2008 August 28
+#
+# 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 script is correct code generation of aliased result-set
+# values. See ticket #3343.
+#
+# $Id: alias.test,v 1.3 2009/04/23 13:22:44 drh Exp $
+#
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# Aliases are currently evaluated twice. We might try to change this
+# in the future. But not now.
+return
+
+# A procedure to return a sequence of increasing integers.
+#
+namespace eval ::seq {
+ variable counter 0
+ proc value {args} {
+ variable counter
+ incr counter
+ return $counter
+ }
+ proc reset {} {
+ variable counter
+ set counter 0
+ }
+}
+
+
+do_test alias-1.1 {
+ db function sequence ::seq::value
+ db eval {
+ CREATE TABLE t1(x);
+ INSERT INTO t1 VALUES(9);
+ INSERT INTO t1 VALUES(8);
+ INSERT INTO t1 VALUES(7);
+ SELECT x, sequence() FROM t1;
+ }
+} {9 1 8 2 7 3}
+do_test alias-1.2 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1 WHERE y>0
+ }
+} {9 1 8 2 7 3}
+do_test alias-1.3 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1 WHERE y>0 AND y<99
+ }
+} {9 1 8 2 7 3}
+do_test alias-1.4 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1 WHERE y>0 AND y<99 AND y!=55
+ }
+} {9 1 8 2 7 3}
+do_test alias-1.5 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1
+ WHERE y>0 AND y<99 AND y!=55 AND y NOT IN (56,57,58)
+ AND y NOT LIKE 'abc%' AND y%10==2
+ }
+} {8 2}
+do_test alias-1.6 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1 WHERE y BETWEEN 0 AND 99
+ }
+} {9 1 8 2 7 3}
+#do_test alias-1.7 {
+# ::seq::reset
+# db eval {
+# SELECT x, sequence() AS y FROM t1 WHERE y IN (55,66,3)
+# }
+#} {7 3}
+do_test alias-1.8 {
+ ::seq::reset
+ db eval {
+ SELECT x, 1-sequence() AS y FROM t1 ORDER BY y
+ }
+} {7 -2 8 -1 9 0}
+do_test alias-1.9 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1 ORDER BY -y
+ }
+} {7 3 8 2 9 1}
+do_test alias-1.10 {
+ ::seq::reset
+ db eval {
+ SELECT x, sequence() AS y FROM t1 ORDER BY x%2, y
+ }
+} {8 2 9 1 7 3}
+
+unset -nocomplain random_int_list
+set random_int_list [db eval {
+ SELECT random()&2147483647 AS r FROM t1, t1, t1, t1 ORDER BY r
+}]
+do_test alias-1.11 {
+ lsort -integer $::random_int_list
+} $random_int_list
+
+
+do_test alias-2.1 {
+ db eval {
+ SELECT 4 UNION SELECT 1 ORDER BY 1
+ }
+} {1 4}
+do_test alias-2.2 {
+ db eval {
+ SELECT 4 UNION SELECT 1 UNION SELECT 9 ORDER BY 1
+ }
+} {1 4 9}
+
+if 0 {
+ # Aliases in the GROUP BY clause cause the expression to be evaluated
+ # twice in the current implementation. This might change in the future.
+ #
+ do_test alias-3.1 {
+ ::seq::reset
+ db eval {
+ SELECT sequence(*) AS y, count(*) AS z FROM t1 GROUP BY y ORDER BY z, y
+ }
+ } {1 1 2 1 3 1}
+}
+
+finish_test
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