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+# 2008 Feb 1
+#
+# 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 is to test that ticket #2920 is fixed.
+#
+# $Id: tkt2920.test,v 1.1 2008/02/02 02:48:52 drh Exp $
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# Create a database file that is full.
+#
+do_test tkt2920-1.1 {
+ db eval {
+ PRAGMA page_size=1024;
+ PRAGMA max_page_count=40;
+ PRAGMA auto_vacuum=0;
+ CREATE TABLE filler (fill);
+ }
+ file size test.db
+} {2048}
+do_test tkt2920-1.2 {
+ db eval BEGIN
+ for {set i 0} {$i<34} {incr i} {
+ db eval {INSERT INTO filler VALUES(randomblob(1024))}
+ }
+ db eval COMMIT
+} {}
+
+# Try to add a single new page to the full database. We get
+# a disk full error. But this does not corrupt the database.
+#
+do_test tkt2920-1.3 {
+ db eval BEGIN
+ catchsql {
+ INSERT INTO filler VALUES(randomblob(1024))
+ }
+} {1 {database or disk is full}}
+integrity_check tkt2920-1.4
+
+# Increase the maximum size of the database file by 1 page,
+# but then try to add a two-page record. This also fails.
+#
+do_test tkt2920-1.5 {
+ db eval {PRAGMA max_page_count=41}
+ catchsql {
+ INSERT INTO filler VALUES(randomblob(2048))
+ }
+} {1 {database or disk is full}}
+integrity_check tkt2920-1.6
+
+# Increase the maximum size of the database by one more page.
+# This time the insert works.
+#
+do_test tkt2920-1.7 {
+ db eval {PRAGMA max_page_count=42}
+ catchsql {
+ INSERT INTO filler VALUES(randomblob(2048))
+ }
+} {0 {}}
+integrity_check tkt2920-1.8
+
+# The previous errors cancelled the transaction.
+#
+do_test tkt2920-1.9 {
+ catchsql {COMMIT}
+} {1 {cannot commit - no transaction is active}}
+
+finish_test