1 files changed, 32 insertions, 0 deletions
diff --git a/test/nolock.test b/test/nolock.test
index 331af08ad..fdaef6ef0 100644
--- a/test/nolock.test
+++ b/test/nolock.test
@@ -182,4 +182,36 @@ do_test nolock-3.12 {
 db2 close
 db close
 tvfs delete
+
+# 2016-03-11:  Make sure all works when transitioning to WAL mode under nolock.
+#
+do_test nolock-4.1 {
+  forcedelete test.db
+  sqlite3 db file:test.db?nolock=1 -uri 1
+  db eval {
+     PRAGMA journal_mode=WAL;
+     CREATE TABLE t1(x);
+     INSERT INTO t1 VALUES('youngling');
+     SELECT * FROM t1;
+  }
+} {delete youngling}
+db close
+
+do_test nolock-4.2 {
+  forcedelete test.db
+  sqlite3 db test.db
+  db eval {
+    PRAGMA journal_mode=WAL;
+    CREATE TABLE t1(x);
+    INSERT INTO t1 VALUES('catbird');
+    SELECT * FROM t1;
+  }
+} {wal catbird}
+do_test nolock-4.3 {
+  db close
+  sqlite3 db file:test.db?nolock=1 -uri 1
+  set rc [catch {db eval {SELECT * FROM t1}} msg]
+  lappend rc $msg
+} {1 {unable to open database file}}
+
 finish_test