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simple null test

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This commit is contained in:
Eliot Horowitz 2009-10-08 11:12:08 -04:00
parent 23936952c1
commit 1d1081a32f
1 changed files with 14 additions and 0 deletions
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jstests/null.js Normal file
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t = db.null1;
t.drop();
t.save( { x : 1 } );
t.save( { x : null } );
assert.eq( 1 , t.find( { x : null } ).count() , "A" );
assert.eq( 1 , t.find( { x : { $ne : null } } ).count() , "B" );
t.ensureIndex( { x : 1 } );
assert.eq( 1 , t.find( { x : null } ).count() , "C" );
assert.eq( 1 , t.find( { x : { $ne : null } } ).count() , "D" );