chore: measure code coverage

Author: miparnisari

.github/workflows/build-test.yaml

@@ -68,6 +68,10 @@ jobs:
         with:
           version: "latest"
           args: "test:unit"
+      - name: "Upload coverage reports to Codecov"
+        uses: "codecov/codecov-action@v5"
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   e2e:
     name: "e2e Tests"

README.md

@@ -1,5 +1,7 @@
 # spicedb-kubeapi-proxy
 
+<a href="https://app.codecov.io/gh/authzed/spicedb-kubeapi-proxy"><img alt="coverage" src="https://img.shields.io/codecov/c/github/authzed/spicedb-kubeapi-proxy"></a>
+
 `spicedb-kubeapi-proxy` is a proxy that runs in between clients and the kube
 apiserver that can authorize requests and filter responses using an embedded or
 remote SpiceDB.

magefiles/test.go

@@ -18,7 +18,8 @@ func (t Test) All() error {
 
 // Unit runs the unit tests.
 func (Test) Unit() error {
-	return RunSh("go", WithV())("test", "./...")
+	// TODO add -race
+	return RunSh("go", WithV())("test", "-count=1", "-coverpkg=./...", "-covermode=atomic", "-coverprofile=coverage.txt", "./...")
 }
 
 // E2e runs the end-to-end tests against a real apiserver.