sortedSetCount fix for +inf/-inf

src/database/mongo/sorted.js

@@ -204,7 +204,14 @@ module.exports = function(db, module) {
 		if (!key) {
 			return callback();
 		}
-		db.collection('objects').count({_key: key, score: {$gte: min, $lte: max}}, function(err, count) {
+		var scoreQuery = {};
+		if (min !== '-inf') {
+			scoreQuery.$gte = min;
+		}
+		if (max !== '+inf') {
+			scoreQuery.$lte = max;
+		}
+		db.collection('objects').count({_key: key, score: scoreQuery}, function(err, count) {
 			callback(err, count ? count : 0);
 		});
 	};

tests/database/sorted.js

@@ -141,7 +141,7 @@ describe('Sorted Set methods', function() {
 
 	describe('getSortedSetRevRangeByScoreWithScores()', function() {
 		it('should get count elements with score between max min sorted by score highest to lowest', function(done) {
-			db.getSortedSetRevRangeByScoreWithScores('sorted2', 0, -1, '+inf', 1, function(err, values) {
+			db.getSortedSetRevRangeByScoreWithScores('sorted2', 0, -1, '+inf', 2, function(err, values) {
 				assert.equal(err, null);
 				assert.equal(arguments.length, 2);
 				assert.deepEqual(values, [{value: 'value3', score: 3}, {value: 'value2', score: 2}]);