add test on claims

Author: chemidy

claims_test.go

@@ -0,0 +1,50 @@
+package admin_test
+
+import (
+	"testing"
+	"time"
+
+	"fmt"
+
+	admin "github.com/acoshift/go-firebase-admin"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestValidClaims(t *testing.T) {
+
+	t.Run("Valid", func(t *testing.T) {
+		now := time.Now()
+		claim := &admin.Claims{
+			IssuedAt:  now.Unix(),
+			ExpiresAt: now.Unix(),
+		}
+
+		err := claim.Valid()
+		assert.Nil(t, err)
+	})
+
+	t.Run("usedbefore", func(t *testing.T) {
+		now := time.Now().AddDate(1, 0, 0)
+		now2 := time.Now()
+		claim := &admin.Claims{
+			IssuedAt:  now.Unix(),
+			ExpiresAt: now2.Unix(),
+		}
+
+		err := claim.Valid()
+		assert.NotNil(t, err)
+		assert.Equal(t, fmt.Errorf("token used before issued"), err)
+	})
+
+	t.Run("expired", func(t *testing.T) {
+		now := time.Now()
+		claim := &admin.Claims{
+			IssuedAt:  now.Unix(),
+			ExpiresAt: 1500651130,
+		}
+
+		err := claim.Valid()
+		assert.NotNil(t, err)
+		assert.Equal(t, fmt.Errorf("token is expired by %v", time.Unix(now.Unix(), 0).Sub(time.Unix(claim.ExpiresAt, 0))), err)
+	})
+}