Reports can now be genereated

lib/index.js

@@ -29,22 +29,31 @@ engine.generateReport = function (dataDriver, startDate, endDate, callback) {
         }
 
         if (data === null) {
-            for (var i = 0; i < daysToLoop; i++) {
+            for (var x = 0; x < daysToLoop; x++) {
                 result.push(0);
             }
 
             callback(null, result);
             return;
         }
 
-
         for (var i = 0; i < daysToLoop; i++) {
+            var loopDate = moment(startDate).add(i, 'day').toDate();
+
             var dayData = data.filter(function (value, i) {
-                return value.date === moment(startDate);
+                return value.date.getTime() === loopDate.getTime();
             });
 
-            if (dayData === null || dayData.length === 0) {
-                result.push(0);
+            if (dayData === null || dayData === undefined || dayData.length === 0) {
+                result.push({
+                    date: loopDate,
+                    value: 0
+                });
+            } else {
+                result.push({
+                    date: loopDate,
+                    value: dayData[0].value
+                });
             }
         }
 

test/basicEngineTests.js

@@ -45,4 +45,28 @@ exports.checkThatDataDriverErrorGetsSent = function (test) {
         test.equal(null, data);
         test.done();
     });
+};
+
+
+exports.checkThatOneDayOfDataIsReturned = function (test) {
+    var startDate = new Date(2014, 9, 1);
+    var endDate = new Date(2014, 9, 2);
+    var testEngine = {
+        getData: function (startDate, endDate, callback) {
+            callback(
+                null,
+                [
+                    {date: new Date(2014, 9, 1), value: 10}
+                ]
+            );
+        }
+    };
+
+    engine.generateReport(testEngine, startDate, endDate, function (err, data) {
+        test.ok(data);
+        test.equal(1, data.length);
+        test.equal(new Date(2014, 9, 1).getTime(), data[0].date.getTime());
+        test.equal(10, data[0].value);
+        test.done();
+    });
 };