Tidy tests (make release, make check, etc.)

Makefile

@@ -1,14 +1,16 @@
-.PHONY: test assets todo fixme otto run test-all release test-synopsis test-i test262 check
+.PHONY: assets todo fixme otto run test-all release test-synopsis test262
+.PHONY: test test-race test-check test-all
 .PHONY: underscore
 
 TEST := -v --run
 TEST := .
 
-test: test-i
-	go test $(TEST)
+CHECK_GO := GOROOT= GOPATH=$(PWD)/.test/check/:$(GOPATH) $(HOME)/go/release/bin/go
+CHECK_OTTO := $(PWD)/.test/check/src/github.com/robertkrimen/otto
 
-test-i:
+test:
 	go test -i
+	go test $(TEST)
 
 assets:
 	mkdir -p .assets
@@ -26,17 +28,26 @@ otto:
 run:
 	go run -a ./otto/main.go ./otto.js
 
-test-all: test-i
-	go test .
+test-all:
+	go test -i
+	go test
 
-release: check test-all test-synopsis
+release: test-check test-race test-all test-synopsis
 	for package in . underscore registry; do (cd $$package && godocdown --signature > README.markdown); done
 
-check:
-	GOROOT= $(HOME)/go/release/bin/go test -a .
+test-race:
+	go test -race -i
+	go test -race
 
-test-synopsis: .test test-i otto
-	$(MAKE) -C .test/synopsis
+test-check:
+	@mkdir -p $(CHECK_OTTO)
+	@find . -name \*.go ! -path ./.\* -maxdepth 2 | rsync -a --files-from -  ./ $(CHECK_OTTO)/
+	$(CHECK_GO) version
+	$(CHECK_GO) test -i
+	$(CHECK_GO) test
+
+test-synopsis: .test otto
+	$(MAKE) -C .test/synopsis 1>/dev/null
 
 test262: .test
 	$(MAKE) -C .test/test262 test