[config] test some config oddities

tests/unit/30_config-oddities.bats

@@ -0,0 +1,47 @@
+#!/usr/bin/env bats
+
+load test_helper
+
+setup() {
+  global_setup
+  [[ -f ${DOKKU_ROOT}/ENV ]] && mv -f ${DOKKU_ROOT}/ENV ${DOKKU_ROOT}/ENV.bak
+  sudo -H -u dokku /bin/bash -c "echo 'export global_test=true' > ${DOKKU_ROOT}/ENV"
+  create_app
+}
+
+teardown() {
+  destroy_app
+  ls -la ${DOKKU_ROOT}
+  if [[ -f ${DOKKU_ROOT}/ENV.bak ]];then
+    mv -f ${DOKKU_ROOT}/ENV.bak ${DOKKU_ROOT}/ENV
+  fi
+  global_teardown
+}
+
+@test "(config-oddities) set-local/get with multiple spaces and $" {
+  run dokku config:set --global double_quotes="hello  world$" single_quotes='hello$  world'
+  echo "output: "$output
+  echo "status: "$status
+  run dokku config:get --global double_quotes
+  echo "output: "$output
+  echo "status: "$status
+  assert_output 'hello  world$'
+  run dokku config:get --global single_quotes
+  echo "output: "$output
+  echo "status: "$status
+  assert_output 'hello$  world'
+  assert_success
+}
+
+@test "(config-oddities) set-local/get with multiple lines" {
+  multiline='line one
+  line two'
+  run dokku config:set --global double_quotes="$multiline" 
+  echo "output: "$output
+  echo "status: "$status
+  run dokku config:get --global double_quotes
+  echo "output: "$output
+  echo "status: "$status
+  assert_output "$multiline"
+  assert_success
+}