jsonpreview can_preview test

ckanext/jsonpreview/tests/test_preview.py

@@ -0,0 +1,40 @@
+from ckan import plugins
+import ckan.tests as tests
+import ckanext.jsonpreview.plugin as previewplugin
+
+
+class TestMyPlugin(tests.TestCase):
+
+    @classmethod
+    def setup_class(cls):
+        plugins.load('json_preview')
+
+        cls.p = previewplugin.JsonPreview()
+
+    @classmethod
+    def teardown_class(cls):
+        plugins.reset()
+
+    def test_can_preview(self):
+        data_dict = {
+            'resource': {
+                'format': 'jsonp'
+            }
+        }
+        assert self.p.can_preview(data_dict)
+
+        data_dict = {
+            'resource': {
+                'format': 'json',
+                'on_same_domain': True
+            }
+        }
+        assert self.p.can_preview(data_dict)
+
+        data_dict = {
+            'resource': {
+                'format': 'json',
+                'on_same_domain': True
+            }
+        }
+        assert not self.p.can_preview(data_dict)