From 1d7a57cfd9bf40658e2f35c13146d746a1011020 Mon Sep 17 00:00:00 2001
From: Cole Helbling <cole.e.helbling@outlook.com>
Date: Thu, 17 Aug 2023 13:40:57 -0700
Subject: [PATCH] libexpr/tests: test that parseFlakeRef doesn't percent-encode
 twice

---
 src/libexpr/tests/flakeref.cc | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/libexpr/tests/flakeref.cc

diff --git a/src/libexpr/tests/flakeref.cc b/src/libexpr/tests/flakeref.cc
new file mode 100644
index 000000000..2b7809b93
--- /dev/null
+++ b/src/libexpr/tests/flakeref.cc
@@ -0,0 +1,22 @@
+#include <gtest/gtest.h>
+
+#include "flake/flakeref.hh"
+
+namespace nix {
+
+/* ----------- tests for flake/flakeref.hh --------------------------------------------------*/
+
+    /* ----------------------------------------------------------------------------
+     * to_string
+     * --------------------------------------------------------------------------*/
+
+    TEST(to_string, doesntReencodeUrl) {
+        auto s = "http://localhost:8181/test/+3d.tar.gz";
+        auto flakeref = parseFlakeRef(s);
+        auto parsed = flakeref.to_string();
+        auto expected = "http://localhost:8181/test/%2B3d.tar.gz";
+
+        ASSERT_EQ(parsed, expected);
+    }
+
+}