From 487e15dc239ccdb3344d1c99ce120e872bab4a74 Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <hans@eds.org>
Date: Thu, 20 Sep 2012 18:34:38 -0400
Subject: Imported Upstream version 2.0.6

---
 test/walpersist.test | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 54 insertions(+), 1 deletion(-)

(limited to 'test/walpersist.test')

diff --git a/test/walpersist.test b/test/walpersist.test
index 175dcbf..692728d 100644
--- a/test/walpersist.test
+++ b/test/walpersist.test
@@ -67,7 +67,60 @@ do_test walpersist-1.11 {
   list [file exists test.db] [file exists test.db-wal] [file exists test.db-shm]
 } {1 1 1}
 
-  
+# Make sure the journal_size_limit works to limit the size of the
+# persisted wal file.  In persistent-wal mode, any non-negative
+# journal_size_limit causes the WAL file to be truncated to zero bytes
+# when closing.
+#
+forcedelete test.db test.db-shm test.db-wal
+do_test walpersist-2.1 {
+  sqlite3 db test.db
+  db eval {
+    PRAGMA journal_mode=WAL;
+    PRAGMA wal_autocheckpoint=OFF;
+    PRAGMA journal_size_limit=12000;
+    CREATE TABLE t1(x);
+    INSERT INTO t1 VALUES(randomblob(50000));
+    UPDATE t1 SET x=randomblob(50000);
+  }
+  expr {[file size test.db-wal]>100000}
+} {1}
+do_test walpersist-2.2 {
+  file_control_persist_wal db 1
+  db close
+  concat [file exists test.db-wal] [file size test.db-wal]
+} {1 0}
+do_test walpersist-2.3 {
+  sqlite3 db test.db
+  execsql { PRAGMA integrity_check }
+} {ok}
 
+do_test 3.1 {
+  catch {db close}
+  forcedelete test.db test.db-shm test.db-wal
+  sqlite3 db test.db
+  execsql {
+    PRAGMA page_size = 1024;
+    PRAGMA journal_mode = WAL;
+    PRAGMA wal_autocheckpoint=128;
+    PRAGMA journal_size_limit=16384;
+    CREATE TABLE t1(a, b, PRIMARY KEY(a, b));
+  }
+} {wal 128 16384}
+do_test 3.2 {
+  for {set i 0} {$i<200} {incr i} {
+    execsql { INSERT INTO t1 VALUES(randomblob(500), randomblob(500)) }
+  }
+  file_control_persist_wal db 1
+  db close
+} {}
+do_test walpersist-3.3 { 
+  file size test.db-wal 
+} {0}
+do_test walpersist-3.4 { 
+  sqlite3 db test.db
+  execsql { PRAGMA integrity_check }
+} {ok}
+ 
 
 finish_test
-- 
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