# Copyright (c) 2024 Emma Tebibyte <emma@tebibyte.media>
# SPDX-License-Identifier: FSFAP
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty provided the copyright notice and this
# notice are preserved.  This file is offered as-is, without any warranty.

.PHONY: mm_tests
mm_tests: mm_args mm_help mm_stderr mm_remaining

.PHONY: mm_none
mm_none: $(BIN)/mm
	test "$$(printf 'meow\n' | $(BIN)/mm)" = meow

.PHONY: mm_args
# mm(1) will error if positional arguments are given without -i or -o
mm_args: $(BIN)/mm
	! $(BIN)/mm argument

.PHONY: mm_help
mm_help: $(BIN)/mm
	! $(BIN)/mm -h

.PHONY: mm_stderr
# check if stderr is empty upon specifying -e
mm_stderr: $(BIN)/mm
	test "$$(printf 'test\n' | $(BIN)/mm -e 2>&1 >/dev/null )" = "test"

.PHONY: mm_remaining
# check to make sure remaining arguments are used
mm_remaining: $(BIN)/mm
	test "$$($(BIN)/mm -i README COPYING)" = "$$(cat README COPYING)"
	$(BIN)/mm -i README -o /tmp/mm_test0 /tmp/mm_test1
	diff /tmp/mm_test0 /tmp/mm_test1