1 files changed, 21 insertions, 0 deletions
diff --git a/katzenpost/dispatcher/envelope_test.go b/katzenpost/dispatcher/envelope_test.go
new file mode 100644
index 0000000..712071c
--- /dev/null
+++ b/katzenpost/dispatcher/envelope_test.go
@@ -0,0 +1,21 @@
+package dispatcher
+
+import "testing"
+
+func TestEnvelopeValidate(t *testing.T) {
+	allowed := map[string]struct{}{"remailer.example": {}}
+	valid := Envelope{
+		EntryAddress: "entry@remailer.example",
+		Message:      []byte("To: entry@remailer.example\nFrom: mix@nowhere.invalid\n\n-----BEGIN REMAILER MESSAGE-----\nabc\n"),
+	}
+	if err := valid.Validate(allowed); err != nil {
+		t.Fatalf("expected valid envelope: %v", err)
+	}
+
+	invalidDomain := valid
+	invalidDomain.EntryAddress = "entry@other.example"
+	invalidDomain.Message = []byte("To: entry@other.example\n-----BEGIN REMAILER MESSAGE-----\n")
+	if err := invalidDomain.Validate(allowed); err == nil {
+		t.Fatal("expected unknown domain rejection")
+	}
+}