make tests work

tests/deploy/java.bats

@@ -0,0 +1,10 @@
+#!/usr/bin/env bats
+
+load ../unit/test_helper
+
+@test "deploy java app" {
+  run bash -c "cd tests && ./test_deploy ./apps/java dokku.me"
+  echo "output: "$output
+  echo "status: "$status
+  assert_success
+}