Fix Floor(), Ceil(), and Round() functions #37

	name: Tests
	on: [push, pull_request]
	jobs:
	build:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-12, windows-latest]
	include:
	- sudo: "sudo" # For Ubuntu and macOS
	c-compiler: "gcc"
	cxx-compiler: "g++"
	- os: windows-latest # For Windows only
	sudo: ""
	c-compiler: "cl.exe"
	cxx-compiler: "cl.exe"
	- build_type: "Debug" # For all platforms

	steps:
	- uses: actions/checkout@v3

	- name: Add MSBuild to PATH
	uses: microsoft/setup-msbuild@v1.3
	if: matrix.os == 'windows-latest'

	- name: Install Catch2
	shell: bash
	run: \|
	git clone https://github.com/catchorg/Catch2.git
	cd Catch2
	cmake -Bbuild -H. -DBUILD_TESTING=OFF
	${{ matrix.sudo }} cmake --build build/ --target install --config ${{ matrix.build_type }}

	- name: Configure NiftyReg
	shell: bash
	run: \|
	mkdir build
	cd build
	cmake -DCMAKE_C_COMPILER=${{ matrix.c-compiler }} \
	-DCMAKE_CXX_COMPILER=${{ matrix.cxx-compiler }} \
	-DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
	-DBUILD_ALL_DEP=ON \
	-DUSE_CUDA=OFF \
	-DUSE_OPENCL=OFF \
	-DUSE_SSE=ON \
	-DUSE_OPENMP=ON \
	-DBUILD_TESTING=ON \
	..

	- name: Build NiftyReg
	shell: bash
	run: cmake --build build --config ${{ matrix.build_type }}

	- name: Run tests
	shell: bash
	working-directory: build
	run: ctest -V

Provide feedback