add test for count.fill func

count/count.go

@@ -83,7 +83,6 @@ func CreatePageviewArchives() {
 }
 
 func CreateVisitorArchives() {
-
   stmt, err := db.Conn.Prepare(`
     SELECT
       COUNT(DISTINCT(pv.visitor_id)) AS count,

count/count_test.go

@@ -0,0 +1,28 @@
+package count
+
+import(
+  "testing"
+  "time"
+)
+
+func TestFill(t *testing.T) {
+  start := time.Date(2016, time.January, 1, 0, 0, 0, 0, time.Local)
+  end := time.Date(2016, time.January, 5, 0, 0, 0, 0, time.Local)
+
+  points := []Point{
+    Point{
+      Label: start.Format("2006-01-01"),
+      Value: 1,
+    },
+    Point {
+      Label: end.Format("2006-01-01"),
+      Value: 1,
+    },
+  }
+
+  filled := fill(start.Unix(), end.Unix(), points)
+  if len(filled) != 5 {
+    t.Error("Length of filled points slice does not match expected length")
+  }
+
+}