Now supports reductio.valueList and reductio.dataList

Author: tannerlinsley

package.json

@@ -1,6 +1,6 @@
 {
   "name": "universe",
-  "version": "0.4.2",
+  "version": "0.5.0",
   "description": "The fastest way to query and explore multivariate datasets",
   "main": "src/universe.js",
   "directories": {

src/reductioAggregators.js

@@ -22,6 +22,8 @@ module.exports = {
     $med: $med,
     $sumSq: $sumSq,
     $std: $std,
+    $valueList: $valueList,
+    $dataList: $dataList,
   }
 }
 
@@ -59,5 +61,13 @@ function $std(reducer, value) {
   return reducer.std(value)
 }
 
+function $valueList(reducer, value) {
+  return reducer.valueList(value)
+}
+
+function $dataList(reducer, value) {
+  return reducer.dataList(value)
+}
+
 // TODO histograms
 // TODO exceptions

test/query.spec.js

@@ -321,6 +321,71 @@ describe('universe query', function() {
     })
   })
 
+  it('can query using the valueList aggregation', function() {
+    var res
+    return u.then(function(u){
+      return u.query({
+        groupBy: 'type',
+        select: {
+          $valueList: 'total',
+        }
+      })
+    })
+    .then(function(r){
+      res = r
+      expect(res.data).to.deep.equal([
+        { key: 'cash', value: { valueList: [100, 200] } },
+        { key: 'tab', value: { valueList: [90, 90, 90, 90, 90, 90, 190, 190] } },
+        { key: 'visa', value: { valueList: [200, 300, 50000] } } ])
+    })
+  })
+
+  it('can query using the dataList aggregation', function() {
+    var res
+    return u.then(function(u){
+      return u.query({
+        groupBy: 'type',
+        select: {
+          $dataList: 'total',
+        }
+      })
+    })
+    .then(function(r){
+      res = r
+      expect(res.data).to.deep.equal([{
+        "key": "cash",
+        "value": {
+          "dataList": [
+            {"date": "2011-11-14T16:54:06Z","quantity": 1,"total": 100, "tip": 0,"type": "cash","productIDs": ["001", "002", "003", "004", "005"]},
+            {"date": "2011-11-14T17:25:45Z","quantity": 2,"total": 200, "tip": 0,"type": "cash","productIDs": ["002"]}
+          ]
+        }
+      }, {
+        "key": "tab",
+        "value": {
+          "dataList": [
+            {"date": "2011-11-14T16:17:54Z","quantity": 2,"total": 190, "tip": 100,"type": "tab","productIDs": ["001"]},
+            {"date": "2011-11-14T16:20:19Z","quantity": 2,"total": 190, "tip": 100,"type": "tab","productIDs": ["001", "005"]},
+            {"date": "2011-11-14T16:30:43Z","quantity": 2,"total": 90, "tip": 0,"type": "tab","productIDs": ["001", "002"]},
+            {"date": "2011-11-14T16:48:46Z","quantity": 2,"total": 90, "tip": 0,"type": "tab","productIDs": ["005"]},
+            {"date": "2011-11-14T16:53:41Z","quantity": 2,"total": 90, "tip": 0,"type": "tab","productIDs": ["001", "004", "005"]},
+            {"date": "2011-11-14T16:58:03Z","quantity": 2,"total": 90, "tip": 0,"type": "tab","productIDs": ["001"]},
+            {"date": "2011-11-14T17:07:21Z","quantity": 2,"total": 90, "tip": 0,"type": "tab","productIDs": ["004", "005"]},
+            {"date": "2011-11-14T17:22:59Z","quantity": 2,"total": 90, "tip": 0,"type": "tab","productIDs": ["001", "002", "004", "005"]}
+          ]
+        }
+      }, {
+        "key": "visa",
+        "value": {
+          "dataList": [
+            {"date": "2011-11-14T16:28:54Z","quantity": 1,"total": 300, "tip": 200,"type": "visa","productIDs": ["004", "005"]},
+            {"date": "2011-11-14T17:29:52Z","quantity": 1,"total": 200, "tip": 100,"type": "visa","productIDs": ["004"]},
+            {"date": "2012-11-14T17:29:52Z","quantity": 100,"total": 50000, "tip": 999,"type": "visa","productIDs": ["004"]}
+          ]}
+      }])
+    })
+  })
+
   // TODO: This isn't completely possible yet, reductio will need to support aliases for all aggregations first.  As of this commit, it is only available on `count`
   // it('supports nested aliases', function(){
   //   return u.then(function(u){