1 files changed, 22 insertions, 0 deletions
diff --git a/jstests/notablescan.js b/jstests/notablescan.js
new file mode 100644
index 0000000..2e8cb0c
--- /dev/null
+++ b/jstests/notablescan.js
@@ -0,0 +1,22 @@
+// check notablescan mode
+
+t = db.test_notablescan;
+t.drop();
+
+try {
+    assert.commandWorked( db._adminCommand( { setParameter:1, notablescan:true } ) );
+    // commented lines are SERVER-2222
+//    assert.throws( function() { t.find( {a:1} ).toArray(); } );
+    t.save( {a:1} );
+//    assert.throws( function() { t.count( {a:1} ); } );
+//    assert.throws( function() { t.find( {} ).toArray(); } );
+    assert.throws( function() { t.find( {a:1} ).toArray(); } );
+    assert.throws( function() { t.find( {a:1} ).hint( {$natural:1} ).toArray(); } );
+    t.ensureIndex( {a:1} );
+    assert.eq( 0, t.find( {a:1,b:1} ).itcount() );    
+    assert.eq( 1, t.find( {a:1,b:null} ).itcount() );    
+} finally {
+    // We assume notablescan was false before this test started and restore that
+    // expected value.
+    assert.commandWorked( db._adminCommand( { setParameter:1, notablescan:false } ) );
+}