add: coverage report generation to test target

Author: VanillaSpoon

Makefile

@@ -20,6 +20,8 @@ IMG ?= controller:latest
 # ENVTEST_K8S_VERSION refers to the version of kubebuilder assets to be downloaded by envtest binary.
 ENVTEST_K8S_VERSION = 1.23
 
+GO ?= go
+
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
 ifeq (,$(shell go env GOBIN))
 GOBIN=$(shell go env GOPATH)/bin
@@ -74,6 +76,15 @@ vet: ## Run go vet against code.
 .PHONY: test
 test: manifests generate fmt vet envtest ## Run tests.
 	KUBEBUILDER_ASSETS="$(shell $(ENVTEST) use $(ENVTEST_K8S_VERSION) -p path)" go test ./... -coverprofile cover.out
+	grep -v -e "_moq.go" cover.out > coverage.out
+
+test/output/coverage/report:
+	@if [ -f coverage.out ]; then $(GO) tool cover -func=coverage.out; else echo "coverage.out file not found"; fi;
+.PHONY: test/output/coverage/report
+
+test/html/coverage/report:
+	@if [ -f coverage.out ]; then $(GO) tool cover -html=coverage.out; else echo "coverage.out file not found"; fi;
+.PHONY: test/html/coverage/report
 
 ##@ Build