define mb_assert_flow_grep_binary
$(1)/@assert-$(2): $(1)/@build
	grep -q -U $(4) $(1)/$(3)
	$$(call mb_make_call,mb_make_echo_assert,Assert succesfully @assert-$(2))
MB_DOC_FIRE_TARGET += $$(call mb_doc_target,$(1)/@assert-$(2),"Asserts that $(3) output matches.")
MB_PROJ_PHASE_TEST_DEPS += $(1)/@assert-$(2)
.PHONY: $(1)/@assert-$(2)
endef
MB_DOC_FIRE_FUNCTION_FLOW += $(call mb_make_call,mb_doc_function_flow,mb_assert_flow_grep_binary,"Prints flow of single binary grep assert.","<build-dir> <test-id> <file> <grep-match>")

#$$(call mb_delete,$(1)/$(3).out)
define mb_assert_flow_bdos_grep
$(1)-test-$(2)/@assert: $(1)/@build
	$$(call mb_mkdir,$(1)-test-$(2))
	$$(call mb_copy,$(1)/$(3).com,$(1)-test-$(2))
	$$(call mb_msxpipe_safe_test,$(1)-test-$(2),$(3) > $(3).out)
	grep -q $(4) $(1)-test-$(2)/$(3).out
	$$(call mb_make_call,mb_make_echo_assert,Assert succesfully $(1)-test-$(2)/@assert)
MB_DOC_FIRE_TARGET += $$(call mb_doc_target,$(1)-test-$(2)/@assert,"Asserts that $(3) output matches.")
MB_PROJ_PHASE_TEST_DEPS += $(1)-test-$(2)/@assert
.PHONY: $(1)-test-$(2)/@assert
endef
MB_DOC_FIRE_FUNCTION_FLOW += $(call mb_make_call,mb_doc_function_flow,mb_assert_flow_bdos_grep,"Prints flow of single grep assert.","<build-dir> <test-id> <cmd-name> <grep-match>")