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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 17:28:19 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 17:28:19 +0000
commit18657a960e125336f704ea058e25c27bd3900dcb (patch)
tree17b438b680ed45a996d7b59951e6aa34023783f2 /test/tkt2332.test
parentInitial commit. (diff)
downloadsqlite3-upstream.tar.xz
sqlite3-upstream.zip
Adding upstream version 3.40.1.upstream/3.40.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/tkt2332.test')
-rw-r--r--test/tkt2332.test67
1 files changed, 67 insertions, 0 deletions
diff --git a/test/tkt2332.test b/test/tkt2332.test
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+# 2007 May 3
+#
+# 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.
+#
+#***********************************************************************
+#
+# $Id: tkt2332.test,v 1.4 2007/09/12 17:01:45 danielk1977 Exp $
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+ifcapable !incrblob||!tclvar {
+ finish_test
+ return
+}
+
+do_test tkt2332.1 {
+ execsql {
+ CREATE TABLE blobs (k INTEGER PRIMARY KEY, v BLOB);
+ PRAGMA cache_size = 100;
+ }
+} {}
+
+set ::iKey 1
+foreach Len [list 10000 100000 1000000] {
+ do_test tkt2332.$Len.1 {
+ set val "[expr rand()][expr rand()][expr rand()][expr rand()][expr rand()]"
+ set ::blobstr [string range \
+ [string repeat $val [expr ($Len/[string length $val])+1]] 0 [expr $Len-1]
+ ]
+
+ db eval { INSERT INTO blobs VALUES($::iKey, zeroblob($Len)) }
+ } {}
+
+ do_test tkt2332.$Len.2 {
+ execsql {
+ SELECT length(v) FROM blobs WHERE k = $::iKey;
+ }
+ } $Len
+
+ do_test tkt2332.$Len.3 {
+ set ::fd [db incrblob blobs v $::iKey]
+ puts -nonewline $::fd $::blobstr
+ close $::fd
+ } {}
+
+ do_test tkt2332.$Len.4 {
+ execsql { SELECT length(v) FROM blobs WHERE k = $::iKey; }
+ } $Len
+
+ do_test tkt2332.$Len.5 {
+ lindex [execsql {SELECT v FROM blobs WHERE k = $::iKey}] 0
+ } $::blobstr
+
+ incr ::iKey
+}
+
+# Free memory:
+unset ::blobstr
+
+finish_test