Add Catch2 to ystdlib-cpp and use Catch2 as main

CMakeLists.txt

@@ -11,14 +11,20 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS
     FORCE
 )
 
+find_package(Catch2 3.8.0 REQUIRED)
+if (Catch2_FOUND)
+    message(STATUS "Found Catch2 ${Catch2_VERSION}.")
+else()
+    message(FATAL_ERROR "Could not find libraries for Catch2.")
+endif()
+
 # Import CMake helper functions
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR}/CMake)
 include(ystdlib-cpp-helpers)
 
 add_subdirectory(src/ystdlib)
 
-# Test dummy project
-add_executable(dummy)
-target_sources(dummy PRIVATE src/main.cpp)
-target_link_libraries(dummy PRIVATE ystdlib::testlib)
-target_compile_features(dummy PRIVATE cxx_std_20)
+add_executable(unitTest)
+target_sources(unitTest PRIVATE src/main.cpp)
+target_link_libraries(unitTest PRIVATE ystdlib::testlib Catch2::Catch2WithMain)
+target_compile_features(unitTest PRIVATE cxx_std_20)

src/main.cpp

@@ -1,5 +1,9 @@
+#define CATCH_CONFIG_MAIN
+
 #include <concepts>
 #include <iostream>
+
+#include <catch2/catch_all.hpp>
 #include <ystdlib/testlib/hello.hpp>
 
 namespace {
@@ -10,7 +14,6 @@ requires std::integral<T>
 }
 };  // namespace
 
-[[nodiscard]] auto main() -> int {
-    std::cout << square(ystdlib::testlib::hello().size()) << '\n';
-    return 0;
+TEST_CASE("dummy") {
+  REQUIRE((169 == square(ystdlib::testlib::hello().size())));
 }

taskfile.yaml

@@ -18,19 +18,6 @@ tasks:
     cmds:
       - "rm -rf '{{.G_BUILD_DIR}}'"
 
-  config-cmake-project:
-    internal: true
-    deps:
-      - "deps:install-all"
-    sources:
-      - "CMakeLists.txt"
-      - "{{.TASKFILE}}"
-    generates:
-      - "{{.G_CMAKE_CACHE}}"
-      - "{{.G_COMPILE_COMMANDS_DB}}"
-    cmds:
-      - "cmake -S '{{.ROOT_DIR}}' -B '{{.G_BUILD_DIR}}'"
-
   init:
     internal: true
     silent: true

taskfiles/build.yaml

@@ -3,22 +3,17 @@ version: "3"
 tasks:
   target:
     desc: "Builds ystdlib-cpp."
-    vars:
-      TARGETS:
-        ref: "default (list \"all\") .TARGETS"
-    deps:
-      - ":config-cmake-project"
     cmds:
-      - >-
-        cmake
-        --build "{{.G_BUILD_DIR}}"
-        --parallel {{numCPU}}
-        --target {{range .TARGETS}}{{.}} {{end}}
+      - task: ":utils:cmake-config-and-build"
+        vars:
+          BUILD_DIR: "{{.G_BUILD_DIR}}"
+          SOURCE_DIR: "{{.ROOT_DIR}}"
+          CONF_ARGS: >-
+            -DCatch2_ROOT="{{.G_DEPS_DIR}}/Catch2-install"
+          JOBS: "{{numCPU}}"
 
   clean:
     desc: "Removes all built artifacts."
-    deps:
-      - ":config-cmake-project"
     cmds:
       - >-
         cmake