Drop UNIT_TEST_DIRS for TEST_PKGS + TEST_FILTER

Signed-off-by: Brett Tofel <[email protected]>

Makefile

@@ -195,7 +195,10 @@ test-ext-dev-e2e: $(OPERATOR_SDK) $(KUSTOMIZE) $(KIND) #HELP Run extension creat
 	go test -count=1 -v ./test/extension-developer-e2e/...
 
 ENVTEST_VERSION := $(shell go list -m k8s.io/client-go | cut -d" " -f2 | sed 's/^v0\.\([[:digit:]]\{1,\}\)\.[[:digit:]]\{1,\}$$/1.\1.x/')
-UNIT_TEST_DIRS := $(shell go list ./... | grep -v /test/ | grep -v /catalogd/test/)
+# Define TEST_PKGS to be either user-specified or a default set of packages:
+ifeq ($(origin TEST_PKGS), undefined)
+TEST_PKGS := $(shell go list ./... | grep -v /test/ | grep -v /catalogd/test/)
+endif
 COVERAGE_UNIT_DIR := $(ROOT_DIR)/coverage/unit
 
 .PHONY: envtest-k8s-bins #HELP Uses setup-envtest to download and install the binaries required to run ENVTEST-test based locally at the project/bin directory.
@@ -212,7 +215,7 @@ test-unit: $(SETUP_ENVTEST) envtest-k8s-bins #HELP Run the unit tests
                 -cover -coverprofile ${ROOT_DIR}/coverage/unit.out \
                 -count=1 -race -short \
                 -run "$(if $(TEST_FILTER),$(TEST_FILTER),.)" \
-                $(if $(TEST_PKG),$(TEST_PKG),$(UNIT_TEST_DIRS)) \
+                $(TEST_PKGS) \
                 -test.gocoverdir=$(COVERAGE_UNIT_DIR)
 
 .PHONY: image-registry