Changed get_base_url

payments/core.py

@@ -7,7 +7,6 @@
     from urlparse import urljoin
 from django.conf import settings
 from django.core.exceptions import ImproperlyConfigured
-from django.utils.module_loading import import_string
 
 
 PAYMENT_VARIANTS = {
@@ -27,21 +26,18 @@ def get_base_url():
     """
     Returns host url according to project settings. Protocol is chosen by
     checking PAYMENT_USES_SSL variable.
-    If PAYMENT_HOST is not specified, gets domain from Sites. Otherwise,
-    checks if it's callable and returns it's result. If there is no function
-    treats it as domain.
+    If PAYMENT_HOST is not specified, gets domain from Sites. 
+    Otherwise checks if it's callable and returns it's result. If it's not a 
+    callable treats it as domain.
     """
     protocol = 'https' if PAYMENT_USES_SSL else 'http'
     if not PAYMENT_HOST:
         current_site = Site.objects.get_current()
-        return '%s://%s' % (protocol, current_site.domain)
-
-    try:
-        function = import_string(PAYMENT_HOST)
-    except ImportError:
-        domain = PAYMENT_HOST
+        domain = current_site.domain
+    elif callable(PAYMENT_HOST):
+        domain = PAYMENT_HOST()
     else:
-        domain = function()
+        domain = PAYMENT_HOST
     return '%s://%s' % (protocol, domain)
 
 

payments/test_core.py

@@ -1,20 +1,32 @@
 from __future__ import unicode_literals
 from decimal import Decimal
 from unittest import TestCase
-from mock import patch
+from mock import patch, NonCallableMock
 
-from .core import provider_factory
+from payments import core
 from .forms import CreditCardPaymentFormWithName, PaymentForm
 from .models import BasePayment
 
 
+class TestHelpers(TestCase):
+    @patch('payments.core.PAYMENT_HOST', new_callable=NonCallableMock)
+    def test_text_get_base_url(self, host):
+        host.__str__ = lambda x: "example.com/string"
+        self.assertEqual(core.get_base_url(), "https://example.com/string")
+
+    @patch('payments.core.PAYMENT_HOST')
+    def test_callable_get_base_url(self, host):
+        host.return_value = "example.com/callable"
+        self.assertEqual(core.get_base_url(), "https://example.com/callable")
+
+
 class TestProviderFactory(TestCase):
 
     def test_provider_factory(self):
-        provider_factory('default')
+        core.provider_factory('default')
 
     def test_provider_does_not_exist(self):
-        self.assertRaises(ValueError, provider_factory, 'fake_provider')
+        self.assertRaises(ValueError, core.provider_factory, 'fake_provider')
 
 
 class TestBasePayment(TestCase):