Import SQLite 3.8.7.4.

third_party/sqlite/src/test/superlock.test

Index: third_party/sqlite/src/test/superlock.test
diff --git a/third_party/sqlite/src/test/superlock.test b/third_party/sqlite/src/test/superlock.test
index b12863f7ffd0a8361f4ce357566e79b4b3571383..8199d5218df53c66388fa8ee6b4ba600cd124194 100644
--- a/third_party/sqlite/src/test/superlock.test
+++ b/third_party/sqlite/src/test/superlock.test
@@ -48,6 +48,11 @@ do_execsql_test 1.1 {
   PRAGMA journal_mode = DELETE;
 } {delete}
 
+ifcapable !wal {
+  finish_test
+  return
+}
+
 do_test 1.2 { sqlite3demo_superlock unlock test.db } {unlock}
 do_catchsql_test 1.3 { SELECT * FROM t1 } {1 {database is locked}}
 do_test 1.4 { unlock } {}
@@ -71,7 +76,10 @@ do_catchsql_test 3.4 { INSERT INTO t1 VALUES(5, 6)} {1 {database is locked}}
 do_catchsql_test 3.5 { PRAGMA wal_checkpoint }      {0 {1 -1 -1}}
 do_test 3.6 { unlock } {}
 
-do_execsql_test 4.1 { PRAGMA wal_checkpoint } {0 2 2}
+# At this point the WAL file consists of a single frame only - written
+# by test case 3.1. If the ZERO_DAMAGE flag were not set, it would consist
+# of two frames - the frame written by 3.1 and a padding frame.
+do_execsql_test 4.1 { PRAGMA wal_checkpoint } {0 1 1}
 
 do_test 4.2 { sqlite3demo_superlock unlock test.db } {unlock}
 do_catchsql_test 4.3 { SELECT * FROM t1 }           {1 {database is locked}}