Adding upstream version 3.40.1.upstream/3.40.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 57 insertions, 0 deletions

diff --git a/ext/session/sessionmem.test b/ext/session/sessionmem.test
new file mode 100644
index 0000000..75b4862
--- /dev/null
+++ b/ext/session/sessionmem.test
@@ -0,0 +1,57 @@
+# 2020 December 23
+#
+# 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 the SQLite sessions module
+# Specifically, for the sqlite3session_memory_used() API.
+#
+
+if {![info exists testdir]} {
+  set testdir [file join [file dirname [info script]] .. .. test]
+} 
+source [file join [file dirname [info script]] session_common.tcl]
+source $testdir/tester.tcl
+ifcapable !session {finish_test; return}
+
+set testprefix sessionmem
+
+do_execsql_test 1.0 {
+  CREATE TABLE t1(i INTEGER PRIMARY KEY, x, y);
+  CREATE TABLE t2(i INTEGER, x, y, PRIMARY KEY(x, y));
+}
+
+do_test 1.1 {
+  sqlite3session S db main
+  S attach *
+} {}
+
+foreach {tn sql eRes} {
+  1 { INSERT INTO t1 VALUES(1, 2, 3) } 1
+  2 { UPDATE t1 SET x=5 }                    0
+  3 { UPDATE t1 SET i=5 }                    1
+  4 { DELETE FROM t1 }                       0
+  5 { INSERT INTO t1 VALUES(1, 2, 3) }       0
+  6 { INSERT INTO t1 VALUES(5, 2, 3) }       0
+  7 { INSERT INTO t2 VALUES('a', 'b', 'c') } 1
+  8 { INSERT INTO t2 VALUES('d', 'e', 'f') } 1
+  9 { UPDATE t2 SET i='e' }                  0
+} {
+  set mem1 [S memory_used]
+  do_test 1.2.$tn.(mu=$mem1) {
+    execsql $sql
+    set mem2 [S memory_used]
+    expr {$mem2 > $mem1}
+  } $eRes
+}
+
+do_test 1.3 {
+  S delete
+} {}
+
+finish_test