Merge pull request #7: Enable Google Test Framework, CPPAD, and EIGEN…

… Download & Installation

In this PR, we enable the download and installation of the google test framework including Gmock, the CPPAD, and the EIGEN framework.

.github/workflows/cmake-multi-platform.yml

@@ -129,8 +129,8 @@ jobs:
         -DBoost_NO_SYSTEM_PATHS=TRUE
         -DEGOA_BUILD_TYPE=${{ matrix.build_type }}
         -DEGOA_DOWNLOAD_CPPAD=OFF
-        -DEGOA_DOWNLOAD_EIGEN=OFF
-        -DEGOA_DOWNLOAD_GOOGLE_TEST_FRAMEWORK=OFF
+        -DEGOA_DOWNLOAD_EIGEN=ON
+        -DEGOA_DOWNLOAD_GOOGLE_TEST_FRAMEWORK=ON
         -DEGOA_DOWNLOAD_IEEE=ON
         -DEGOA_DOWNLOAD_PYPSA_EUR=ON
         -DEGOA_DOWNLOAD_PYPSA_ITI_COLLABORATION=ON
@@ -167,8 +167,14 @@ jobs:
         -DOPENMP_LIBRARIES="/opt/homebrew/opt/llvm/lib"
         -S ${{ github.workspace }}
 
-    - name: Build
+    - name: Build without Windows
       # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
+      if: ${{ !startsWith(matrix.os,'windows-') }}
+      run: sudo cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
+
+    - name: Build (Windows)
+      # Build your program with the given configuration. Note that --config is needed because the default Windows generator is a multi-config generator (Visual Studio generator).
+      if: startsWith(matrix.os,'windows-')
       run: cmake --build ${{ steps.strings.outputs.build-output-dir }} --config ${{ matrix.build_type }}
 
     - name: Test
@@ -178,7 +184,8 @@ jobs:
       run: ctest --build-config ${{ matrix.build_type }}
 
     - name: Generate documentation
-      shell: cmake -P {0}
+      if: startsWith(matrix.os,'ubuntu-')
+      shell: sudo cmake -P {0}
       run: |
         execute_process(
           COMMAND cmake --build build --target doc
@@ -202,4 +209,3 @@ jobs:
          publish_branch: gh-pages
          user_name: 'github-actions[bot]'
          user_email: 'github-actions[bot]@users.noreply.github.com'
-      # if: ${{ github.event_name == 'push' && matrix.config.name == 'Ubuntu Latest GCC Release' }}