1 files changed, 41 insertions, 0 deletions
diff --git a/jstests/core/update5.js b/jstests/core/update5.js
new file mode 100644
index 00000000000..2728000f2d4
--- /dev/null
+++ b/jstests/core/update5.js
@@ -0,0 +1,41 @@
+
+t = db.update5;
+
+function go( key ){
+
+    t.drop();
+
+    function check( num , name ){
+        assert.eq( 1 , t.find().count() , tojson( key ) + " count " + name );
+        assert.eq( num , t.findOne().n , tojson( key ) +  " value " + name );
+    }
+    
+    t.update( key , { $inc : { n : 1 } } , true );
+    check( 1 , "A" );
+    
+    t.update( key , { $inc : { n : 1 } } , true );
+    check( 2 , "B" );
+    
+    t.update( key , { $inc : { n : 1 } } , true );
+    check( 3 , "C" );
+    
+    var ik = {};
+    for ( k in key )
+        ik[k] = 1;
+    t.ensureIndex( ik );
+    
+    t.update( key , { $inc : { n : 1 } } , true );
+    check( 4 , "D" );
+    
+}
+
+go( { a : 5 } );
+go( { a : 5 } );
+
+go( { a : 5 , b : 7 } );
+go( { a : null , b : 7 } );
+
+go( { referer: 'blah' } );
+go( { referer: 'blah', lame: 'bar' } );
+go( { referer: 'blah', name: 'bar' } );
+go( { date: null, referer: 'blah', name: 'bar' } );