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mongodb/jstests/not1.js

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JavaScript
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t = db.not1;
t.drop();
t.insert({a:1})
t.insert({a:2})
t.insert({})
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function test( name ){
assert.eq( 3 , t.find().count() , name + "A" );
assert.eq( 1 , t.find( { a : 1 } ).count() , name + "B" );
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assert.eq( 2 , t.find( { a : { $ne : 1 } } ).count() , name + "C" ); // SERVER-198
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assert.eq( 1 , t.find({a:{$in:[1]}}).count() , name + "D" );
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assert.eq( 2 , t.find({a:{$nin:[1]}}).count() , name + "E" ); // SERVER-198
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}
test( "no index" );
t.ensureIndex( { a : 1 } );
test( "with index" );