1 files changed, 42 insertions, 0 deletions
diff --git a/plugin/sign/resign_test.go b/plugin/sign/resign_test.go
new file mode 100644
index 000000000..e2571cb5b
--- /dev/null
+++ b/plugin/sign/resign_test.go
@@ -0,0 +1,42 @@
+package sign
+
+import (
+	"strings"
+	"testing"
+	"time"
+)
+
+func TestResignInception(t *testing.T) {
+	then := time.Date(2019, 7, 18, 22, 50, 0, 0, time.UTC)
+	// signed yesterday
+	zr := strings.NewReader(`miek.nl.	1800	IN	RRSIG	SOA 13 2 1800 20190808191936 20190717161936 59725 miek.nl. eU6gI1OkSEbyt`)
+	if x := resign(zr, then); x != nil {
+		t.Errorf("Expected RRSIG to be valid for %s, got invalid: %s", then.Format(timeFmt), x)
+	}
+
+	// inception starts after this date.
+	zr = strings.NewReader(`miek.nl.	1800	IN	RRSIG	SOA 13 2 1800 20190808191936 20190731161936 59725 miek.nl. eU6gI1OkSEbyt`)
+	if x := resign(zr, then); x == nil {
+		t.Errorf("Expected RRSIG to be invalid for %s, got valid", then.Format(timeFmt))
+	}
+}
+
+func TestResignExpire(t *testing.T) {
+	then := time.Date(2019, 7, 18, 22, 50, 0, 0, time.UTC)
+	// expires tomorrow
+	zr := strings.NewReader(`miek.nl.	1800	IN	RRSIG	SOA 13 2 1800 20190717191936 20190717161936 59725 miek.nl. eU6gI1OkSEbyt`)
+	if x := resign(zr, then); x == nil {
+		t.Errorf("Expected RRSIG to be invalid for %s, got valid", then.Format(timeFmt))
+	}
+	// expire too far away
+	zr = strings.NewReader(`miek.nl.	1800	IN	RRSIG	SOA 13 2 1800 20190731191936 20190717161936 59725 miek.nl. eU6gI1OkSEbyt`)
+	if x := resign(zr, then); x != nil {
+		t.Errorf("Expected RRSIG to be valid for %s, got invalid: %s", then.Format(timeFmt), x)
+	}
+
+	// expired yesterday
+	zr = strings.NewReader(`miek.nl.	1800	IN	RRSIG	SOA 13 2 1800 20190721191936 20190717161936 59725 miek.nl. eU6gI1OkSEbyt`)
+	if x := resign(zr, then); x == nil {
+		t.Errorf("Expected RRSIG to be invalid for %s, got valid", then.Format(timeFmt))
+	}
+}