Feature - Implemented coverall for tracking codecoverage

.github/workflows/build.yml

@@ -1,4 +1,4 @@
-name: build
+name: osxbuild
 on: [push, pull_request]
 jobs:
   validate:

.github/workflows/test.yml

@@ -0,0 +1,26 @@
+# Inlcuding the tests with ubuntu to get actual test coverage. The OSX builds skip seccomp tests.
+name: test-coverage
+on: [push, pull_request]
+jobs:
+  validate:
+    name: Validate 
+    runs-on: ubuntu-latest
+    # Pull requests from the same repository won't trigger this checks as they were already triggered by the push
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name != github.repository
+    steps:
+      - name: Clone the code
+        uses: actions/checkout@v2
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: '^1.15'
+      - name: Install libseccomp-dev
+        run: |
+          sudo apt update
+          sudo apt install -y libseccomp-dev
+      - name: unit test
+        run: make test-unit
+      - name: Send the coverage output
+        uses: shogo82148/actions-goveralls@v1
+        with:
+          path-to-profile: build/coverage.out

Makefile

@@ -154,6 +154,9 @@ $(BUILD_DIR)/golangci-lint:
 
 .PHONY: test-unit
 test-unit: $(BUILD_DIR) ## Run the unit tests
+	# remove all coverage files if exists
+	- rm -rf *.out
+	# run the go tests and gen the file coverage-all used to do the integration with coverrals.io
 	$(GO) test -ldflags '$(LDVARS)' -tags '$(BUILDTAGS)' -v -test.coverprofile=$(BUILD_DIR)/coverage.out ./internal/...
 	$(GO) tool cover -html $(BUILD_DIR)/coverage.out -o $(BUILD_DIR)/coverage.html
 

README.md

@@ -1,3 +1,5 @@
+[![Coverage Status](https://coveralls.io/repos/github/kubernetes-sigs/security-profiles-operator/badge.svg?branch=master)](https://coveralls.io/github/kubernetes-sigs/security-profiles-operator?branch=master)
+
 # Kubernetes Security Profiles Operator
 
 This project is the starting point for the _Security Profiles Operator_, an