Add code coverage check (#74)

Signed-off-by: Mike Ng <[email protected]>

.codecov.yml

@@ -0,0 +1,10 @@
+coverage:
+  status:
+    patch: off # disable patch status, https://docs.codecov.com/docs/commit-status#patch-status
+    project:
+      default:
+        target: auto
+        threshold: 1%
+
+ignore:
+  - "**/*generated*.go"

.github/workflows/go-presubmit.yml

@@ -83,6 +83,15 @@ jobs:
         run: make test
         env:
           KUBECONFIG: /home/runner/.kube/config
+      - name: report-coverage
+        uses: codecov/codecov-action@v3
+        with:
+          token: ${{ secrets.CODECOV_UPLOAD_TOKEN }}
+          files: /home/runner/work/multicloud-operators-channel/multicloud-operators-channel/go/src/open-cluster-management.io/multicloud-operators-channel/coverage.out
+          flags: unit
+          name: unit
+          verbose: true
+          fail_ci_if_error: true
 
   go-sec-scan:
     name: go-sec-scan

Makefile

@@ -83,4 +83,4 @@ endif
 .PHONY: ensure-kubebuilder-tools
 
 test: ensure-kubebuilder-tools
-	go test -timeout 300s -v ./pkg/... 
+	go test -timeout 300s -v ./pkg/... -race -coverprofile=coverage.out