diff options
Diffstat (limited to 'jstests/core/mr_index3.js')
-rw-r--r-- | jstests/core/mr_index3.js | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/jstests/core/mr_index3.js b/jstests/core/mr_index3.js new file mode 100644 index 00000000000..0607cc8aa84 --- /dev/null +++ b/jstests/core/mr_index3.js @@ -0,0 +1,50 @@ + +t = db.mr_index3 +t.drop(); + +t.insert( { _id : 1, name : 'name1', tags : ['dog', 'cat'] } ); +t.insert( { _id : 2, name : 'name2', tags : ['cat'] } ); +t.insert( { _id : 3, name : 'name3', tags : ['mouse', 'cat', 'dog'] } ); +t.insert( { _id : 4, name : 'name4', tags : [] } ); + +m = function(){ + for ( var i=0; i<this.tags.length; i++ ) + emit( this.tags[i] , 1 ) +}; + +r = function( key , values ){ + return Array.sum( values ); +}; + +a1 = db.runCommand({ mapreduce : 'mr_index3', map : m, reduce : r , out : { inline : true } } ).results +a2 = db.runCommand({ mapreduce : 'mr_index3', map : m, reduce : r, query: {name : 'name1'} , out : { inline : true }}).results +a3 = db.runCommand({ mapreduce : 'mr_index3', map : m, reduce : r, query: {name : {$gt:'name'} } , out : { inline : true }}).results + +assert.eq( [ + { + "_id" : "cat", + "value" : 3 + }, + { + "_id" : "dog", + "value" : 2 + }, + { + "_id" : "mouse", + "value" : 1 + } +] , a1 , "A1" ); +assert.eq( [ { "_id" : "cat", "value" : 1 }, { "_id" : "dog", "value" : 1 } ] , a2 , "A2" ) +assert.eq( a1 , a3 , "A3" ) + +t.ensureIndex({name:1, tags:1}); + +b1 = db.runCommand({ mapreduce : 'mr_index3', map : m, reduce : r , out : { inline : true } } ).results +b2 = db.runCommand({ mapreduce : 'mr_index3', map : m, reduce : r, query: {name : 'name1'} , out : { inline : true }}).results +b3 = db.runCommand({ mapreduce : 'mr_index3', map : m, reduce : r, query: {name : {$gt:'name'} } , out : { inline : true }}).results + +assert.eq( a1 , b1 , "AB1" ) +assert.eq( a2 , b2 , "AB2" ) +assert.eq( a3 , b3 , "AB3" ) + + |