add value_type age

assertion/compare.go

@@ -2,6 +2,7 @@ package assertion
 
 import (
 	"strconv"
+	"time"
 )
 
 func intCompare(n1 int, n2 int) int {
@@ -14,6 +15,20 @@ func intCompare(n1 int, n2 int) int {
 	return 0
 }
 
+func daysOld(data interface{}) int {
+	if stringValue, ok := data.(string); ok {
+		layout := "2006-01-02T15:04:05Z"
+		t, err := time.Parse(layout, stringValue)
+		if err != nil {
+			return 0
+		}
+		days := int(time.Since(t).Hours() / 24.0)
+		Debugf("Date: %v Days ago: %d\n", data, days)
+		return days
+	}
+	return 0
+}
+
 func compare(data interface{}, value string, valueType string) int {
 	switch valueType {
 	case "size":
@@ -41,6 +56,9 @@ func compare(data interface{}, value string, valueType string) int {
 			return intCompare(n1, n2)
 		}
 		return 0
+	case "age":
+		n, _ := strconv.Atoi(value)
+		return intCompare(daysOld(data), n)
 	default:
 		tmp, _ := JSONStringify(data)
 		s := unquoted(tmp)

assertion/compare_test.go

@@ -0,0 +1,17 @@
+package assertion
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+	"time"
+)
+
+func TestDaysOldForToday(t *testing.T) {
+	now := time.Now().Format("2006-01-02T15:04:05Z")
+	assert.Equal(t, 0, daysOld(now), "Expecting daysOld to return 0")
+}
+
+func TestDaysOldFor90DaysAgo(t *testing.T) {
+	then := time.Now().Add(-time.Duration(90) * time.Hour * 24).Format("2006-01-02T15:04:05Z")
+	assert.Equal(t, 90, daysOld(then), "Expecting daysOld to return 90")
+}