Tests coverage: add codecov

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
           force_orphan: true
           publish_branch: gh-pages
 
-  run-tests:
+  run-tests-with-coverage:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
@@ -42,4 +42,13 @@ jobs:
       - name: Install dependencies
         run: sudo apt-get install gcc make
       - name: Run tests
-        run: make -C test tests
+        run: make
+      - name: Coverage data
+        run: gcov -bc src/**/*.c
+      - name: List coverage data
+        run: |
+          tree ./
+      - name: Upload coverage to Codecov
+        uses: codecov/codecov-action@v3
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}

.gitignore

@@ -24,6 +24,7 @@ html
 # test coverage
 *.gcda
 *.gcno
+*.gcov
 
 # Linker output
 *.ilk

test/Makefile → Makefile

@@ -1,10 +1,10 @@
 # Compiler
-CC = gcc -std=c99 #-Wall -Wextra -Werror -pedantic -g
+CC = gcc -std=c99 -fprofile-arcs -ftest-coverage -O0
 
 # Directories
-SRC_DIR = ../src
-TEST_DIR = ./
-UNITY_DIR = ../libraries/Unity/src
+SRC_DIR = src
+TEST_DIR = test
+UNITY_DIR = libraries/Unity/src
 
 # Source files and objects
 SRCS = $(wildcard $(SRC_DIR)/**/*.c)

README.md

@@ -1,4 +1,5 @@
 ![CI Status](https://github.com/polesskiy-dev/active-object-fsm/actions/workflows/ci.yml/badge.svg?branch=main)
+[![codecov](https://codecov.io/gh/polesskiy-dev/active-object-fsm/graph/badge.svg?token=0MO4ODZ1HA)](https://codecov.io/gh/polesskiy-dev/active-object-fsm)
 [![Documentation](https://img.shields.io/badge/docs-Doxygen-blue.svg)](https://polesskiy-dev.github.io/active-object-fsm/)
 ![GitHub release (with filter)](https://img.shields.io/github/v/release/polesskiy-dev/active-object-fsm)
 
@@ -54,10 +55,9 @@ $ brew install graphviz # install Graphviz (MacOS)
 $ for file in ./**/*.gv; do dot -Tsvg "$file" > "${file%.gv}.svg"; done # dot -Tsvg file.gv > file.svg  
 ```
 
-### TODO: Code coverage
+## Code coverage
 
-Based on [Codecov](https://about.codecov.io/):
-
-[How to Set Up Codecov with C and GitHub Actions in 2022](https://about.codecov.io/blog/how-to-set-up-codecov-with-c-and-github-actions/)
+[Codecov](https://about.codecov.io/) Graph:
 
+![codecov](https://codecov.io/gh/polesskiy-dev/active-object-fsm/graphs/sunburst.svg?token=0MO4ODZ1HA)