[Github CI] Reenable MSVC compiler testing

Signed-off-by: Christian Parpart <[email protected]>

Author: christianparpart

.github/workflows/main.yml

@@ -12,19 +12,27 @@ on:
 jobs:
 
   # FIXME: We're having a linker error wrt. Catch2 on Windows with MSVC
-  # windows-msvc:
-  #   name: "Windows - MSVC"
-  #   runs-on: windows-latest
-  #   steps:
-  #     - uses: actions/checkout@v4
-  #     - name: Install dependencies
-  #       run: choco install ninja
-  #     - name: configure
-  #       run: cmake --preset windows-cl-release
-  #     - name: build
-  #       run: cmake --build --preset windows-cl-release
-  #     - name: test
-  #       run: ctest --preset windows-cl-release -VV
+  windows-msvc:
+    name: "Windows - MSVC"
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install dependencies
+        run: choco install ninja
+      - name: "vcpkg: Install dependencies"
+        uses: lukka/[email protected]
+        id: runvcpkg
+        with:
+          vcpkgDirectory: ${{ runner.workspace }}/vcpkg
+          vcpkgGitCommitId: 80403036a665cb8fcc1a1b3e17593d20b03b2489
+      - name: configure
+        run: cmake --preset windows-cl-release -D REFLECTION_TESTING=ON
+        env:
+          VCPKG_ROOT: "${{ runner.workspace }}/vcpkg"
+      - name: build
+        run: cmake --build --preset windows-cl-release
+      - name: test
+        run: ctest --preset windows-cl-release -VV
 
   ubuntu24-clang:
     name: "Ubuntu Linux - Clang ${{ matrix.clang_version }}"
@@ -43,7 +51,7 @@ jobs:
       - name: Install ninja and catch2
         run: sudo apt-get install ninja-build catch2
       - name: configure
-        run: cmake --preset linux-clang-release  -D REFLECTION_TESTING=ON
+        run: cmake --preset linux-clang-release -D REFLECTION_TESTING=ON
       - name: build
         run: cmake --build --preset linux-clang-release
       - name: test

cmake/ThirdParties.cmake

@@ -19,6 +19,11 @@ message(STATUS "base dir: ${FETCHCONTENT_BASE_DIR}")
 message(STATUS "dnld dir: ${3rdparty_DOWNLOAD_DIR}")
 
 macro(ThirdPartiesAdd_Catch2)
+    find_package(Catch2 QUIET)
+    if (Catch2_FOUND)
+        message(STATUS "Catch2 found: ${Catch2_DIR}")
+        return()
+    endif()
     set(3rdparty_Catch2_VERSION "3.4.0" CACHE STRING "Embedded catch2 version")
     set(3rdparty_Catch2_CHECKSUM "SHA256=122928b814b75717316c71af69bd2b43387643ba076a6ec16e7882bfb2dfacbb" CACHE STRING "Embedded catch2 checksum")
     set(3rdparty_Catch2_URL "https://github.com/catchorg/Catch2/archive/refs/tags/v${3rdparty_Catch2_VERSION}.tar.gz")

vcpkg.json

@@ -0,0 +1,7 @@
+{
+    "$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg.schema.json",
+    "builtin-baseline": "80403036a665cb8fcc1a1b3e17593d20b03b2489",
+    "dependencies": [
+        { "name": "catch2", "version>=": "3.4.0" }
+    ]
+}