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Diffstat (limited to 'jstests/nin.js')
-rw-r--r-- | jstests/nin.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/jstests/nin.js b/jstests/nin.js new file mode 100644 index 0000000..4afd344 --- /dev/null +++ b/jstests/nin.js @@ -0,0 +1,57 @@ +t = db.jstests_nin; +t.drop(); + +function checkEqual( name , key , value ){ + var o = {}; + o[key] = { $in : [ value ] }; + var i = t.find( o ).count(); + o[key] = { $nin : [ value ] }; + var n = t.find( o ).count(); + + assert.eq( t.find().count() , i + n , + "checkEqual " + name + " $in + $nin != total | " + i + " + " + n + " != " + t.find().count() ); +} + +doTest = function( n ) { + + t.save( { a:[ 1,2,3 ] } ); + t.save( { a:[ 1,2,4 ] } ); + t.save( { a:[ 1,8,5 ] } ); + t.save( { a:[ 1,8,6 ] } ); + t.save( { a:[ 1,9,7 ] } ); + + assert.eq( 5, t.find( { a: { $nin: [ 10 ] } } ).count() , n + " A" ); + assert.eq( 0, t.find( { a: { $ne: 1 } } ).count() , n + " B" ); + assert.eq( 0, t.find( { a: { $nin: [ 1 ] } } ).count() , n + " C" ); + assert.eq( 0, t.find( { a: { $nin: [ 1, 2 ] } } ).count() , n + " D" ); + assert.eq( 3, t.find( { a: { $nin: [ 2 ] } } ).count() , n + " E" ); + assert.eq( 3, t.find( { a: { $nin: [ 8 ] } } ).count() , n + " F" ); + assert.eq( 4, t.find( { a: { $nin: [ 9 ] } } ).count() , n + " G" ); + assert.eq( 4, t.find( { a: { $nin: [ 3 ] } } ).count() , n + " H" ); + assert.eq( 3, t.find( { a: { $nin: [ 2, 3 ] } } ).count() , n + " I" ); + + checkEqual( n + " A" , "a" , 5 ); + + t.save( { a: [ 2, 2 ] } ); + assert.eq( 3, t.find( { a: { $nin: [ 2, 2 ] } } ).count() , n + " J" ); + + t.save( { a: [ [ 2 ] ] } ); + assert.eq( 4, t.find( { a: { $nin: [ 2 ] } } ).count() , n + " K" ); + + t.save( { a: [ { b: [ 10, 11 ] }, 11 ] } ); + checkEqual( n + " B" , "a" , 5 ); + checkEqual( n + " C" , "a.b" , 5 ); + + assert.eq( 7, t.find( { 'a.b': { $nin: [ 10 ] } } ).count() , n + " L" ); + assert.eq( 8, t.find( { 'a.b': { $nin: [ [ 10, 11 ] ] } } ).count() , n + " M" ); + assert.eq( 7, t.find( { a: { $nin: [ 11 ] } } ).count() , n + " N" ); + + t.save( { a: { b: [ 20, 30 ] } } ); + assert.eq( 1, t.find( { 'a.b': { $all: [ 20 ] } } ).count() , n + " O" ); + assert.eq( 1, t.find( { 'a.b': { $all: [ 20, 30 ] } } ).count() , n + " P" ); +} + +doTest( "no index" ); +t.drop(); +t.ensureIndex( {a:1} ); +doTest( "with index" ); |