Feature/write property type check refactor (#182)

* refactor write-property tag check

* modify ports objects to use write-property tag check API

* modify example objects to use write-property tag check API

* Fix object unit test builds

* Fix and run unit ztests via CMake

* Enable unit testing on Travis CI

Co-authored-by: Steve Karg <skarg@users.sourceforge.net>

.github/workflows/main.yml

@@ -44,10 +44,10 @@ jobs:
       # Execute the build.  You can specify a specific target with "--target <NAME>"
       run: cmake --build . --config $BUILD_TYPE
 
-    # TODO: add tests to the pipeline
-    # - name: Test
-    #   working-directory: ${{runner.workspace}}/build
-    #   shell: bash
-    #   # Execute tests defined by the CMake configuration.  
-    #   # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
-    #   run: make tests && ./tests
+    - name: Test
+      # Use a bash shell to execute tests in the pipeline
+      working-directory: ${{runner.workspace}}/build
+      shell: bash
+      # Execute tests defined by the CMake configuration.  
+      # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
+      run: make test