From 2161716420d2b9935e5994c200519df37fad0a75 Mon Sep 17 00:00:00 2001
From: "Benjamin A. Beasley" <code@musicinmybrain.net>
Date: Tue, 14 Jul 2026 10:05:49 +0100
Subject: [PATCH] Allow finding GTest when not fetching deps

---
 CHANGELOG.md                     | 2 ++
 cpp/cmake/dependencies.cpm.cmake | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index e0e3f63f6..d14401c87 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
+### Fixed
+- [cpp] Allow building tests with system GTest when fetching dependencies is disabled. ([#483](https://github.com/cucumber/messages/pull/483))
 
 ## [34.0.2] - 2026-07-13
 ### Added
diff --git a/cpp/cmake/dependencies.cpm.cmake b/cpp/cmake/dependencies.cpm.cmake
index 069acb306..eb1c7fa66 100644
--- a/cpp/cmake/dependencies.cpm.cmake
+++ b/cpp/cmake/dependencies.cpm.cmake
@@ -56,4 +56,8 @@ if(CUCUMBER_MESSAGES_FETCH_DEPS)
     endif()
 else()
     find_package(nlohmann_json 3.12.0 REQUIRED)
+
+    if (CUCUMBER_MESSAGES_BUILD_TESTS)
+        find_package(GTest REQUIRED)
+    endif()
 endif()