MSVC tests?

.github/workflows/test.yml

@@ -40,10 +40,9 @@ jobs:
         uses: threeal/cmake-action@v2.0.0
         with:
           options: |
-            XPREC_BUILD_TESTING=${{ startsWith(matrix.os, 'windows') && 'OFF' || 'ON' }}
+            XPREC_BUILD_TESTING='ON'
           run-build: true
 
       - name: Run tests
-        if: (!startsWith(matrix.os, 'windows'))
         run: |
           build/test/tests

test/CMakeLists.txt

@@ -15,33 +15,42 @@ FetchContent_Declare(
 FetchContent_MakeAvailable(Catch2)
 
 # MPFR is required for tests
-find_package(MPFR REQUIRED)
+find_package(MPFR)
 find_package(Eigen3 3.3)
 
 add_executable(tests
-    arith.cpp
-    circular.cpp
     convert.cpp
-    exp.cpp
     gauss.cpp
-    hyperbolic.cpp
     inline.cpp
     limits.cpp
-    mpfloat.cpp
     random.cpp
     round.cpp
-    sqrt.cpp
     )
-target_link_libraries(tests PRIVATE Catch2::Catch2WithMain)
-target_link_libraries(tests PRIVATE MPFR::MPFR)
-target_link_libraries(tests PRIVATE XPrec::xprec)
-target_compile_options(tests PRIVATE -Wall -Wextra)
 
+if (TARGET MPFR::MPFR)
+    target_sources(tests PRIVATE
+        arith.cpp
+        circular.cpp
+        exp.cpp
+        hyperbolic.cpp
+        mpfloat.cpp
+        sqrt.cpp
+        )
+    target_link_libraries(tests PRIVATE MPFR::MPFR)
+endif()
 if (TARGET Eigen3::Eigen)
     target_sources(tests PRIVATE eigen.cpp)
     target_link_libraries(tests PRIVATE Eigen3::Eigen)
 endif()
 
+target_link_libraries(tests PRIVATE Catch2::Catch2WithMain)
+target_link_libraries(tests PRIVATE XPrec::xprec)
+
+if (NOT MSVC)
+    target_compile_options(tests PRIVATE -Wall -Wextra)
+endif()
+
+
 if (CMAKE_VERSION VERSION_GREATER_EQUAL "3.12")
     set_property(TARGET tests PROPERTY CXX_STANDARD 20)
 else()