1 files changed, 32 insertions, 0 deletions
diff --git a/vendor/github.com/miekg/dns/types_test.go b/vendor/github.com/miekg/dns/types_test.go
index 118612946..c117cfbc7 100644
--- a/vendor/github.com/miekg/dns/types_test.go
+++ b/vendor/github.com/miekg/dns/types_test.go
@@ -40,3 +40,35 @@ func TestCmToM(t *testing.T) {
 		t.Error("9, 9")
 	}
 }
+
+func TestSplitN(t *testing.T) {
+	xs := splitN("abc", 5)
+	if len(xs) != 1 && xs[0] != "abc" {
+		t.Errorf("Failure to split abc")
+	}
+
+	s := ""
+	for i := 0; i < 255; i++ {
+		s += "a"
+	}
+
+	xs = splitN(s, 255)
+	if len(xs) != 1 && xs[0] != s {
+		t.Errorf("failure to split 255 char long string")
+	}
+
+	s += "b"
+	xs = splitN(s, 255)
+	if len(xs) != 2 || xs[1] != "b" {
+		t.Errorf("failure to split 256 char long string: %d", len(xs))
+	}
+
+	// Make s longer
+	for i := 0; i < 255; i++ {
+		s += "a"
+	}
+	xs = splitN(s, 255)
+	if len(xs) != 3 || xs[2] != "a" {
+		t.Errorf("failure to split 510 char long string: %d", len(xs))
+	}
+}