unittest: Switch to go run

As with the functest target this change now moves the unittest target
over to running ginkgo with go run. It also drops any attempt to run
test suites under ./api/ as no such suites exist in the current
codebase.

Signed-off-by: Lee Yarwood <[email protected]>

Makefile

@@ -83,18 +83,18 @@ endif
 
 all: manager
 
+GINKGO_VERSION ?= v2.8.3
+GINKGO_TIMEOUT ?= 2h
+GINKGO_RUN ?= go run github.com/onsi/ginkgo/v2/ginkgo@$(GINKGO_VERSION) -v -coverprofile cover.out -timeout $(GINKGO_TIMEOUT)
+
 .PHONY: unittest
-unittest: generate lint fmt vet manifests
-	go test -v -coverprofile cover.out $(SRC_PATHS_TESTS)
-	cd api && go test -v ./...
+unittest: ginkgo generate lint fmt vet manifests
+	$(GINKGO_RUN) $(SRC_PATHS_TESTS)
 
 .PHONY: build-functests
 build-functests:
 	go test -c ./tests
 
-GINKGO_VERSION ?= v2.8.3
-GINKGO_TIMEOUT ?= 2h
-
 .PHONY: ginkgo
 ginkgo: getginkgo vendor
 
@@ -104,7 +104,7 @@ getginkgo:
 
 .PHONY: functest
 functest: ginkgo generate fmt vet manifests
-	go run github.com/onsi/ginkgo/v2/ginkgo@$(GINKGO_VERSION) -v -coverprofile cover.out -timeout $(GINKGO_TIMEOUT) ./tests/...
+	$(GINKGO_RUN) ./tests/...
 
 # Build manager binary
 .PHONY: manager