添加 mysql redis postgres 插件

plugins/postgres/tests/service_export.bats

@@ -0,0 +1,39 @@
+#!/usr/bin/env bats
+load test_helper
+
+setup() {
+  dokku "$PLUGIN_COMMAND_PREFIX:create" l
+}
+
+teardown() {
+  dokku --force "$PLUGIN_COMMAND_PREFIX:destroy" l
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:export) error when there are no arguments" {
+  run dokku "$PLUGIN_COMMAND_PREFIX:export"
+  assert_contains "${lines[*]}" "Please specify a valid name for the service"
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:export) error when service does not exist" {
+  run dokku "$PLUGIN_COMMAND_PREFIX:export" not_existing_service
+  assert_contains "${lines[*]}" "service not_existing_service does not exist"
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:export) success with SSH_TTY" {
+  if [[ -n "$GITHUB_WORKFLOW" ]]; then
+    skip "No tty is available on Github Actions"
+  fi
+  export SSH_TTY=$(tty)
+  run dokku "$PLUGIN_COMMAND_PREFIX:export" l
+  echo "output: $output"
+  echo "status: $status"
+  assert_exit_status 0
+}
+
+@test "($PLUGIN_COMMAND_PREFIX:export) success without SSH_TTY" {
+  unset SSH_TTY
+  run dokku "$PLUGIN_COMMAND_PREFIX:export" l
+  echo "output: $output"
+  echo "status: $status"
+  assert_exit_status 0
+}