LG-73 CDD API tests using gtest

.github/workflows/c-cpp.yml

@@ -21,8 +21,8 @@ jobs:
     - name: make proto example
       run: make
       working-directory: example/linux/proto-api
-    - name: install libpaho-mqtt
-      run: sudo apt install libpaho-mqtt-dev
+    - name: install needed packages libpaho-mqtt
+      run: sudo apt-get update && sudo apt-get install -y libpaho-mqtt-dev libgtest-dev
     - name: make gateway example
       run: make
       working-directory: example/linux/gw-example

README.md

@@ -22,17 +22,21 @@ An example on how to use and extend the library is available from:
 To run the tests you will to connect a device running WM's dual mcu api on
 your host machine.
 
+Tests require Google Test. On Debian and Ununtu, you can install the package
+libgtest-dev.
+
 Build the tests with
 
 ```shell
     cd test
     make
 ```
 
-Execute the test suite with
+When executing the tests, environment variables WPC_SERIAL_PORT and
+WPC_WPC_BAUD_RATE should be set. For example:
 
 ```shell
-    ./build/meshAPItest
+    WPC_SERIAL_PORT=/dev/ttyACM0 WPC_BAUD_RATE=125000 ./build/meshAPItest
 ```
 
 ## Contributing