sign tree heads and leaves with SSHSIG

1 files changed, 63 insertions, 0 deletions

diff --git a/pkg/types/encoding_test.go b/pkg/types/encoding_test.go
new file mode 100644
index 0000000..e079a8c
--- /dev/null
+++ b/pkg/types/encoding_test.go
@@ -0,0 +1,63 @@
+package types
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestPutSSHString(t *testing.T) {
+	for _, tbl := range []struct {
+		desc string
+		in   string
+	}{
+		{
+			desc: "valid",
+			in:   "ö foo is a bar",
+		},
+	} {
+		var b [128]byte
+		i := putSSHString(b[:], tbl.in)
+
+		if got, want := i, len(tbl.in)+4; got != want {
+			t.Errorf("%q: len: got %d but wanted %d in test", tbl.desc, got, want)
+		}
+
+		if got, want := b[4:4+len(tbl.in)], []byte(tbl.in); !bytes.Equal(got, want) {
+			t.Errorf("%q: got %x but wanted %x", tbl.desc, got, want)
+		}
+	}
+}
+
+func TestGetSSHString(t *testing.T) {
+	for _, tbl := range []struct {
+		desc    string
+		in      []byte
+		want    string
+		wantErr bool
+	}{
+		{
+			desc: "valid",
+			in:   []byte{0, 0, 0, 5, 65, 108, 108, 97, 110},
+			want: "Allan",
+		},
+		{
+			desc:    "invalid: short",
+			in:      []byte{0, 0, 0},
+			wantErr: true,
+		},
+	} {
+		str, err := getSSHString(tbl.in)
+
+		if got, want := err != nil, tbl.wantErr; got != want {
+			t.Errorf("%q: error: got %v but wanted %v: %v", tbl.desc, got, want, err)
+		}
+
+		if err != nil {
+			continue
+		}
+
+		if got, want := str, tbl.want; *got != want {
+			t.Errorf(`%q: got "%v" but wanted "%v"`, tbl.desc, *got, want)
+		}
+	}
+}