File: remove_undefined.js

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t = db.drop_undefined.js

t.insert( { _id : 1  } )
t.insert( { _id : 2  } )
t.insert( { _id : null } )

z = { foo : 1 , x : null }

t.remove( { x : z.bar } )
assert.eq( 3 , t.count() , "A1" )

t.remove( { x : undefined } )
assert.eq( 3 , t.count() , "A2" )

assert.throws( function(){ t.remove( { _id : z.bar } ) } , null , "B1" ) 
assert.throws( function(){ t.remove( { _id : undefined } ) } , null , "B2" )


t.remove( { _id : z.x } )
assert.eq( 2 , t.count() , "C1" )

t.insert( { _id : null } )
assert.eq( 3 , t.count() , "C2" )

assert.throws( function(){ t.remove( { _id : undefined } ) } , null, "C3" )
assert.eq( 3 , t.count() , "C4" )