1 files changed, 32 insertions, 0 deletions
diff --git a/jstests/core/loglong.js b/jstests/core/loglong.js
new file mode 100644
index 00000000000..06cbf296c09
--- /dev/null
+++ b/jstests/core/loglong.js
@@ -0,0 +1,32 @@
+// test for SERVER-5013
+// make sure very long long lines get truncated
+
+t = db.loglong;
+t.drop();
+
+t.insert( { x : 1 } );
+
+n = 0;
+query = { x : [] }
+while ( Object.bsonsize( query ) < 30000 ) {
+    query.x.push( n++ );
+}
+
+before = db.adminCommand( { setParameter : 1 , logLevel : 1 } )
+
+t.findOne( query )
+
+x = db.adminCommand( { setParameter : 1 , logLevel : before.was } )
+assert.eq( 1 , x.was , tojson( x ) )
+
+log = db.adminCommand( { getLog : "global" } ).log
+
+found = false
+for ( i=log.length - 1; i>= 0; i-- ) {
+    if ( log[i].indexOf( "warning: log line attempted (16k)" ) >= 0 ) {
+        found = true;
+        break;
+    }
+}
+
+assert( found )