tg.setenv("GOROOT", tg.path("home/go")+"/")
	tg.run("env", "GOPATH")
	tg.grepStdoutNot(".", "want unset GOPATH because GOROOT=$HOME/go/")
}

func TestDefaultGOPATHPrintedSearchList(t *testing.T) {
	tg := testgo(t)
	defer tg.cleanup()
	tg.parallel()
	tg.setenv("GOPATH", "")
	tg.tempDir("home")
	tg.setenv(homeEnvName(), tg.path("home"))