Integrate vis-test git submodule

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "test"]
+	path = test
+	url = https://github.com/martanne/vis

Makefile

@@ -54,6 +54,14 @@ debug: clean
 profile: clean
 	@$(MAKE) CFLAGS_VIS='${DEBUG_CFLAGS_VIS} -pg'
 
+test-update:
+	git submodule init
+	git submodule update --remote --rebase
+
+test:
+	[ -d test ] || $(MAKE) test-update
+	@$(MAKE) -C test
+
 clean:
 	@echo cleaning
 	@rm -f vis vis-${VERSION}.tar.gz
@@ -91,4 +99,4 @@ uninstall:
 	@echo removing support files from ${DESTDIR}${SHAREPREFIX}/vis
 	@rm -rf ${DESTDIR}${SHAREPREFIX}/vis
 
-.PHONY: all clean dist install uninstall debug profile
+.PHONY: all clean dist install uninstall debug profile test test-update

README.md

@@ -876,7 +876,7 @@ A quick overview over the code structure to get you started:
  `visrc.lua`         | Lua startup and configuration script
 
 Testing infrastructure for the [low level core data structures]
-(https://github.com/martanne/vis/tree/test/test/core), [vim compatibility]
-(https://github.com/martanne/vis/tree/test/test/vim) and [vis specific features]
-(https://github.com/martanne/vis/tree/test/test/vis) is in place, but
+(https://github.com/martanne/vis-test/tree/master/core), [vim compatibility]
+(https://github.com/martanne/vis-test/tree/master/vim) and [vis specific features]
+(https://github.com/martanne/vis-test/tree/master/vis) is in place, but
 lacks proper test cases.