Convert tests to gtest

CMakeLists.txt

@@ -16,11 +16,6 @@ include(cmake/variables.cmake)
 
 configure_file(src/config.h.in config.h)
 
-###############################
-# XXX DISABLE TESTING FOR NOW #
-###############################
-set(BUILD_TESTING OFF)
-
 # ---- Declare library ----
 
 add_library(

CMakePresets.json

@@ -26,7 +26,7 @@
       "hidden": true,
       "inherits": "cmake-pedantic",
       "cacheVariables": {
-        "NUTC24_DEVELOPER_MODE": "ON"
+        "raccoon_DEVELOPER_MODE": "ON"
       }
     },
     {

conanfile.py

@@ -21,7 +21,7 @@ def requirements(self):
         self.requires("argparse/2.9")  # argument parsing
 
     def build_requirements(self):
-        self.test_requires("catch2/3.3.1")
+        self.test_requires("gtest/1.13.0")
 
     def configure(self):
         if self.settings.os == 'Windows':

test/CMakeLists.txt

@@ -6,20 +6,20 @@ project(raccoonTests LANGUAGES CXX)
 
 # ---- Dependencies ----
 
-find_package(Catch2 REQUIRED)
-include(Catch)
+find_package(GTest REQUIRED)
+include(GoogleTest)
 
 # ---- Tests ----
 
 add_executable(raccoon_test src/raccoon_test.cpp)
 target_link_libraries(
     raccoon_test PRIVATE
     raccoon_lib
-    Catch2::Catch2WithMain
+    GTest::gtest_main
 )
 target_compile_features(raccoon_test PRIVATE cxx_std_20)
 
-catch_discover_tests(raccoon_test)
+gtest_discover_tests(raccoon_test)
 
 # ---- End-of-file commands ----
 

test/src/raccoon_test.cpp

@@ -1,3 +1,11 @@
-#include <catch2/catch_test_macros.hpp>
+#include <gtest/gtest.h>
 
-TEST_CASE("Name is raccoon", "[library]") {}
+// Demonstrate some basic assertions.
+TEST(HelloTest, BasicAssertions)
+{
+    // Expect two strings not to be equal.
+    EXPECT_STRNE("hello", "world");
+
+    // Expect equality.
+    EXPECT_EQ(7 * 6, 42);
+}