diff -r 000000000000 -r 1bc5e62fc0c7 Makefile
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Makefile	Wed May 20 21:23:28 2015 -0400
@@ -0,0 +1,25 @@
+PYTHON=python
+
+help:
+	@echo 'Commonly used make targets:'
+	@echo '  tests              - run all tests in the automatic test suite'
+	@echo '  all-version-tests - run all tests against many hg versions'
+	@echo '  tests-%s           - run all tests in the specified hg version'
+
+all: help
+
+tests:
+	cd tests && $(PYTHON) run-tests.py --with-hg=`which hg` $(TESTFLAGS)
+
+test-%:
+	cd tests && $(PYTHON) run-tests.py --with-hg=`which hg` $(TESTFLAGS) $@
+
+tests-%:
+	@echo "Path to crew repo is $(CREW) - set this with CREW= if needed."
+	hg -R $(CREW) checkout $$(echo $@ | sed s/tests-//) && \
+	(cd $(CREW) ; $(MAKE) clean ) && \
+	cd tests && $(PYTHON) $(CREW)/tests/run-tests.py $(TESTFLAGS)
+
+all-version-tests: tests-tip
+
+.PHONY: tests all-version-tests