from unittest import TestCase

import frappe

from erpnext.regional.address_template.setup import get_address_templates, update_address_template


def ensure_country(country):
	if frappe.db.exists("Country", country):
		return frappe.get_doc("Country", country)
	else:
		c = frappe.get_doc({
			"doctype": "Country",
			"country_name": country
		})
		c.insert()
		return c

class TestRegionalAddressTemplate(TestCase):
	def test_get_address_templates(self):
		"""Get the countries and paths from the templates directory."""
		templates = get_address_templates()
		self.assertIsInstance(templates, list)
		self.assertIsInstance(templates[0], tuple)

	def test_create_address_template(self):
		"""Create a new Address Template."""
		country = ensure_country("Germany")
		update_address_template(country.name, "TEST")
		doc = frappe.get_doc("Address Template", country.name)
		self.assertEqual(doc.template, "TEST")

	def test_update_address_template(self):
		"""Update an existing Address Template."""
		country = ensure_country("Germany")
		if not frappe.db.exists("Address Template", country.name):
			template = frappe.get_doc({
				"doctype": "Address Template",
				"country": country.name,
				"template": "EXISTING"
			}).insert()

		update_address_template(country.name, "NEW")
		doc = frappe.get_doc("Address Template", country.name)
		self.assertEqual(doc.template, "NEW")