Makefile: add the e2e-tests target

Signed-off-by: Antti Kervinen <[email protected]>

Makefile

@@ -45,6 +45,9 @@ GINKGO        := ginkgo
 TEST_SETUP    := test-setup.sh
 TEST_CLEANUP  := test-cleanup.sh
 
+E2E_TESTS     ?= policies.test-suite
+RUN_E2E_TESTS := cd test/e2e; ./run_tests.sh
+
 BUILD_PATH    := $(shell pwd)/build
 BIN_PATH      := $(BUILD_PATH)/bin
 COVERAGE_PATH := $(BUILD_PATH)/coverage
@@ -337,6 +340,9 @@ ginkgo-subpkgs-tests: # TODO(klihub): coverage ?
 	            -r . || exit 1); \
 	done
 
+e2e-tests: build images
+	$(Q)$(RUN_E2E_TESTS) $(E2E_TESTS)
+
 codecov: SHELL := $(shell which bash)
 codecov:
 	bash <(curl -s https://codecov.io/bash) -f $(COVERAGE_PATH)/coverprofile