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test for SERVER-1742

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1 parent 215f3b4 commit 8750ddd3bdf6125271ee1289d2d2c79b97b987e7 gregs committed Mar 30, 2011
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  1. +56 −0 jstests/geo_mapreduce.js
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56 jstests/geo_mapreduce.js
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+// Test script from SERVER-1742
+
+// MongoDB test script for mapreduce with geo query
+
+// setup test collection
+db.apples.drop()
+db.apples.insert( { "geo" : { "lat" : 32.68331909, "long" : 69.41610718 }, "apples" : 5 } );
+db.apples.insert( { "geo" : { "lat" : 35.01860809, "long" : 70.92027283 }, "apples" : 2 } );
+db.apples.insert( { "geo" : { "lat" : 31.11639023, "long" : 64.19970703 }, "apples" : 11 } );
+db.apples.insert( { "geo" : { "lat" : 32.64500046, "long" : 69.36251068 }, "apples" : 4 } );
+db.apples.insert( { "geo" : { "lat" : 33.23638916, "long" : 69.81360626 }, "apples" : 9 } );
+db.apples.ensureIndex( { "geo" : "2d" } );
+
+center = [ 32.68, 69.41 ];
+radius = 10 / 111; // 10km; 1 arcdegree ~= 111km
+geo_query = { geo : { '$within' : { '$center' : [ center, radius ] } } };
+
+// geo query on collection works fine
+res = db.apples.find( geo_query );
+assert.eq( 2, res.count() );
+
+// map function
+m = function() {
+ emit( null, { "apples" : this.apples } );
+};
+
+// reduce function
+r = function(key, values) {
+ var total = 0;
+ for ( var i = 0; i < values.length; i++ ) {
+ total += values[i].apples;
+ }
+ return { "apples" : total };
+};
+
+// mapreduce without geo query works fine
+res = db.apples.mapReduce( m, r, { out : { inline : 1 } } );
+
+printjson( res )
+total = res.results[0];
+assert.eq( 31, total.value.apples );
+
+// mapreduce with regular query works fine too
+res = db.apples.mapReduce( m, r, { out : { inline : 1 }, query : { apples : { '$lt' : 9 } } } );
+total = res.results[0];
+assert.eq( 11, total.value.apples );
+
+// mapreduce with geo query gives error on mongodb version 1.6.2
+// uncaught exception: map reduce failed: {
+// "assertion" : "manual matcher config not allowed",
+// "assertionCode" : 13285,
+// "errmsg" : "db assertion failure",
+// "ok" : 0 }
+res = db.apples.mapReduce( m, r, { out : { inline : 1 }, query : geo_query } );
+total = res.results[0];
+assert.eq( 9, total.value.apples );

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