my Makefile .

Makefile

TESTS = test/*/*.js
REPORTER = spec

test:
  @NODE_ENV=test ./node_modules/.bin/mocha \
		--require should \
		--reporter $(REPORTER) \
		$(TESTS)
test-docs:
	mkdir docs && touch docs/test.html && \
	make test REPORTER=doc \
		> docs/test.html
clean:
	rm -rf docs

.PHONY: test test-docs clean