1 files changed, 17 insertions, 0 deletions
diff --git a/client/client_test.go b/client/client_test.go
index b4a1b2a..9ccc149 100644
--- a/client/client_test.go
+++ b/client/client_test.go
@@ -64,3 +64,20 @@ func TestEncode(t *testing.T) {
 		t.Errorf("expected 'response' but got '%s'", resp)
 	}
 }
+
+func TestUserAgent(t *testing.T) {
+	var ua string
+	var hf http.HandlerFunc = func(w http.ResponseWriter, r *http.Request) {
+		ua = r.Header.Get("user-agent")
+	}
+	server := httptest.NewServer(hf)
+	defer server.Close()
+
+	c := CaesarClient{Endpoint: server.URL}
+	c.EncodeMessage(strings.NewReader("secret message"))
+
+	expected := "caesar-client/1.0"
+	if ua != expected {
+		t.Errorf("expected user agent header %q but got %q", expected, ua)
+	}
+}